853 lines
20 KiB
C
853 lines
20 KiB
C
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/********************************** (C) COPYRIGHT *******************************
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* File Name : usb_regs.c
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* Author : WCH
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* Version : V1.0.0
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* Date : 2021/08/08
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* Description : Interface functions to USB cell registers
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*********************************************************************************
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* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
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* Attention: This software (modified or not) and binary are used for
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* microcontroller manufactured by Nanjing Qinheng Microelectronics.
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*******************************************************************************/
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#include "../../driver/inc/usb_lib.h"
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/*******************************************************************************
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* @fn SetCNTR.
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*
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* @brief Set the CNTR register value.
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*
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* @param wRegValue: new register value.
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*
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* @return None.
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*/
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void SetCNTR(uint16_t wRegValue)
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{
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_SetCNTR(wRegValue);
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}
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/*******************************************************************************
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* @fn GetCNTR.
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*
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* @brief returns the CNTR register value.
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*
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* @param None.
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*
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* @return CNTR register Value.
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*/
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uint16_t GetCNTR(void)
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{
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return(_GetCNTR());
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}
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/*******************************************************************************
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* @fn SetISTR.
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*
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* @brief Set the ISTR register value.
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*
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* @param wRegValue: new register value.
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*
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* @return None.
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*/
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void SetISTR(uint16_t wRegValue)
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{
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_SetISTR(wRegValue);
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}
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/*******************************************************************************
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* @fn GetISTR
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*
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* @brief Returns the ISTR register value.
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*
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* @param None.
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*
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* @return ISTR register Value
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*/
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uint16_t GetISTR(void)
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{
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return(_GetISTR());
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}
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/*******************************************************************************
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* @fn GetFNR
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*
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* @brief Returns the FNR register value.
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*
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* @param None.
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*
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* @return FNR register Value
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*/
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uint16_t GetFNR(void)
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{
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return(_GetFNR());
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}
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/*******************************************************************************
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* @fn SetDADDR
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*
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* @brief Set the DADDR register value.
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*
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* @param wRegValue: new register value.
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*
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* @return None.
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*/
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void SetDADDR(uint16_t wRegValue)
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{
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_SetDADDR(wRegValue);
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}
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/*******************************************************************************
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* @fn GetDADDR
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*
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* @brief Returns the DADDR register value.
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*
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* @return DADDR register Value
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*
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*/
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uint16_t GetDADDR(void)
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{
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return(_GetDADDR());
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}
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/*******************************************************************************
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* @fn SetBTABLE
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*
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* @brief Set the BTABLE.
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*
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* @param wRegValue: New register value.
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*
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* @return None.
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*/
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void SetBTABLE(uint16_t wRegValue)
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{
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_SetBTABLE(wRegValue);
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}
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/*******************************************************************************
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* @fn GetBTABLE.
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*
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* @param Returns the BTABLE register value.
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*
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* @return BTABLE address.
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*/
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uint16_t GetBTABLE(void)
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{
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return(_GetBTABLE());
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}
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/*******************************************************************************
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* @fn SetENDPOINT
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*
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* @brief Set the Endpoint register value.
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*
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* @param bEpNum: Endpoint Number.
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* wRegValue.
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*
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* @return None.
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*/
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void SetENDPOINT(uint8_t bEpNum, uint16_t wRegValue)
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{
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_SetENDPOINT(bEpNum, wRegValue);
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}
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/*******************************************************************************
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* @fn GetENDPOINT
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*
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* @brief Return the Endpoint register value.
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*
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* @param bEpNum: Endpoint Number.
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*
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* @return Endpoint register value.
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*/
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uint16_t GetENDPOINT(uint8_t bEpNum)
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{
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return(_GetENDPOINT(bEpNum));
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}
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/*******************************************************************************
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* @fn SetEPType
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*
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* @brief sets the type in the endpoint register.
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*
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* @param bEpNum: Endpoint Number.
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* wType: type definition.
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*
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* @return None.
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*/
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void SetEPType(uint8_t bEpNum, uint16_t wType)
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{
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_SetEPType(bEpNum, wType);
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}
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/*******************************************************************************
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* @fn GetEPType
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*
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* @brief Returns the endpoint type.
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*
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* @param bEpNum: Endpoint Number.
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*
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* @return Endpoint Type
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*/
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uint16_t GetEPType(uint8_t bEpNum)
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{
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return(_GetEPType(bEpNum));
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}
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/*******************************************************************************
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* @fn SetEPTxStatus
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*
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* @brief Set the status of Tx endpoint.
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*
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* @param bEpNum: Endpoint Number.
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* wState: new state.
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*
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* @return None.
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*/
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void SetEPTxStatus(uint8_t bEpNum, uint16_t wState)
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{
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_SetEPTxStatus(bEpNum, wState);
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}
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/*******************************************************************************
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* @fn SetEPRxStatus
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*
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* @brief Set the status of Rx endpoint.
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*
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* @param bEpNum: Endpoint Number.
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* wState: new state.
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*
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* @return None.
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*/
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void SetEPRxStatus(uint8_t bEpNum, uint16_t wState)
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{
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_SetEPRxStatus(bEpNum, wState);
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}
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/*******************************************************************************
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* @fn SetDouBleBuffEPStall
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*
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* @brief sets the status for Double Buffer Endpoint to STALL
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*
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* @param bEpNum: Endpoint Number.
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* bDir: Endpoint direction.
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*
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* @return None.
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*/
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void SetDouBleBuffEPStall(uint8_t bEpNum, uint8_t bDir)
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{
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uint16_t Endpoint_DTOG_Status;
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Endpoint_DTOG_Status = GetENDPOINT(bEpNum);
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if (bDir == EP_DBUF_OUT)
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{
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_SetENDPOINT(bEpNum, Endpoint_DTOG_Status & ~EPRX_DTOG1);
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}
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else if (bDir == EP_DBUF_IN)
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{
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_SetENDPOINT(bEpNum, Endpoint_DTOG_Status & ~EPTX_DTOG1);
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}
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}
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/*******************************************************************************
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* @fn GetEPTxStatus
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*
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* @brief Returns the endpoint Tx status.
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*
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* @param bEpNum: Endpoint Number.
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*
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* @return Endpoint TX Status
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*/
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uint16_t GetEPTxStatus(uint8_t bEpNum)
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{
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return(_GetEPTxStatus(bEpNum));
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}
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/*******************************************************************************
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* @fn GetEPRxStatus
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*
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* @brief Returns the endpoint Rx status.
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*
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* @param bEpNum: Endpoint Number.
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*
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* @return Endpoint RX Status
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*/
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uint16_t GetEPRxStatus(uint8_t bEpNum)
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{
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return(_GetEPRxStatus(bEpNum));
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}
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/*******************************************************************************
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* @fn SetEPTxValid
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*
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* @brief Valid the endpoint Tx Status.
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*
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* @param bEpNum: Endpoint Number.
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*
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* @return None.
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*/
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void SetEPTxValid(uint8_t bEpNum)
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{
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_SetEPTxStatus(bEpNum, EP_TX_VALID);
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}
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/*******************************************************************************
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* @fn SetEPRxValid
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*
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* @brief Valid the endpoint Rx Status.
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*
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* @param bEpNum: Endpoint Number.
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*
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* @return None.
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*/
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void SetEPRxValid(uint8_t bEpNum)
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{
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_SetEPRxStatus(bEpNum, EP_RX_VALID);
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}
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/*******************************************************************************
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* @fn SetEP_KIND
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*
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* @brief Clear the EP_KIND bit.
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*
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* @param bEpNum: Endpoint Number.
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*
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* @return None.
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*/
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void SetEP_KIND(uint8_t bEpNum)
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{
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_SetEP_KIND(bEpNum);
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}
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/*******************************************************************************
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* @fn ClearEP_KIND
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*
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* @brief set the EP_KIND bit.
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*
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* @param bEpNum: Endpoint Number.
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*
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* @return None.
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*/
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void ClearEP_KIND(uint8_t bEpNum)
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{
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_ClearEP_KIND(bEpNum);
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}
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/*******************************************************************************
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* @fn Clear_Status_Out
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*
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* @brief Clear the Status Out of the related Endpoint
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*
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* @param bEpNum: Endpoint Number.
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*
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* @return None.
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*/
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void Clear_Status_Out(uint8_t bEpNum)
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{
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_ClearEP_KIND(bEpNum);
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}
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/*******************************************************************************
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* @fn Set_Status_Out
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*
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* @brief Set the Status Out of the related Endpoint
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*
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* @param bEpNum: Endpoint Number.
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*
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* @return None.
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*/
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void Set_Status_Out(uint8_t bEpNum)
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{
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_SetEP_KIND(bEpNum);
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}
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/*******************************************************************************
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* @fn SetEPDoubleBuff
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*
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* @brief Enable the double buffer feature for the endpoint.
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*
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* @param bEpNum: Endpoint Number.
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*
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* @return None.
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*/
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void SetEPDoubleBuff(uint8_t bEpNum)
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{
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_SetEP_KIND(bEpNum);
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}
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/*******************************************************************************
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* @fn ClearEPDoubleBuff
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*
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* @brief Disable the double buffer feature for the endpoint.
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*
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* @param bEpNum: Endpoint Number.
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*
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* @return None.
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*/
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void ClearEPDoubleBuff(uint8_t bEpNum)
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{
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_ClearEP_KIND(bEpNum);
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}
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/*******************************************************************************
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* @fn GetTxStallStatus
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*
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* @brief Returns the Stall status of the Tx endpoint.
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*
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* @param bEpNum: Endpoint Number.
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*
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* @return Tx Stall status.
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*/
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uint16_t GetTxStallStatus(uint8_t bEpNum)
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{
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return(_GetTxStallStatus(bEpNum));
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}
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/*******************************************************************************
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* @fn GetRxStallStatus
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*
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* @brief Returns the Stall status of the Rx endpoint.
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*
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* @param bEpNum: Endpoint Number.
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*
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* @return Rx Stall status.
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*/
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uint16_t GetRxStallStatus(uint8_t bEpNum)
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{
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return(_GetRxStallStatus(bEpNum));
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}
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/*******************************************************************************
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* @fn ClearEP_CTR_RX
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*
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* @brief Clear the CTR_RX bit.
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*
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* @param bEpNum: Endpoint Number.
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*
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* @return None.
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*/
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void ClearEP_CTR_RX(uint8_t bEpNum)
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{
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_ClearEP_CTR_RX(bEpNum);
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}
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/*******************************************************************************
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|
|
* @fn ClearEP_CTR_TX
|
||
|
|
*
|
||
|
|
* @brief Clear the CTR_TX bit.
|
||
|
|
*
|
||
|
|
* @param bEpNum: Endpoint Number.
|
||
|
|
*
|
||
|
|
* @return None.
|
||
|
|
*/
|
||
|
|
void ClearEP_CTR_TX(uint8_t bEpNum)
|
||
|
|
{
|
||
|
|
_ClearEP_CTR_TX(bEpNum);
|
||
|
|
}
|
||
|
|
/*******************************************************************************
|
||
|
|
* @fn ToggleDTOG_RX
|
||
|
|
*
|
||
|
|
* @brief Toggle the DTOG_RX bit.
|
||
|
|
*
|
||
|
|
* @param bEpNum: Endpoint Number.
|
||
|
|
*
|
||
|
|
* @return None.
|
||
|
|
*/
|
||
|
|
void ToggleDTOG_RX(uint8_t bEpNum)
|
||
|
|
{
|
||
|
|
_ToggleDTOG_RX(bEpNum);
|
||
|
|
}
|
||
|
|
/*******************************************************************************
|
||
|
|
* @fn ToggleDTOG_TX
|
||
|
|
*
|
||
|
|
* @brief Toggle the DTOG_TX bit.
|
||
|
|
*
|
||
|
|
* @param bEpNum: Endpoint Number.
|
||
|
|
*
|
||
|
|
* @return None.
|
||
|
|
*/
|
||
|
|
void ToggleDTOG_TX(uint8_t bEpNum)
|
||
|
|
{
|
||
|
|
_ToggleDTOG_TX(bEpNum);
|
||
|
|
}
|
||
|
|
/*******************************************************************************
|
||
|
|
* @fn ClearDTOG_RX.
|
||
|
|
*
|
||
|
|
* @brief Clear the DTOG_RX bit.
|
||
|
|
*
|
||
|
|
* @param bEpNum: Endpoint Number.
|
||
|
|
*
|
||
|
|
* @return None.
|
||
|
|
*/
|
||
|
|
void ClearDTOG_RX(uint8_t bEpNum)
|
||
|
|
{
|
||
|
|
_ClearDTOG_RX(bEpNum);
|
||
|
|
}
|
||
|
|
/*******************************************************************************
|
||
|
|
* @fn ClearDTOG_TX.
|
||
|
|
*
|
||
|
|
* @brief Clear the DTOG_TX bit.
|
||
|
|
*
|
||
|
|
* @param bEpNum: Endpoint Number.
|
||
|
|
*
|
||
|
|
* @return None.
|
||
|
|
*/
|
||
|
|
void ClearDTOG_TX(uint8_t bEpNum)
|
||
|
|
{
|
||
|
|
_ClearDTOG_TX(bEpNum);
|
||
|
|
}
|
||
|
|
/*******************************************************************************
|
||
|
|
* @fn SetEPAddress
|
||
|
|
*
|
||
|
|
* @brief Set the endpoint address.
|
||
|
|
*
|
||
|
|
* @param bEpNum: Endpoint Number.
|
||
|
|
* bAddr: New endpoint address.
|
||
|
|
*
|
||
|
|
* @return None.
|
||
|
|
*/
|
||
|
|
void SetEPAddress(uint8_t bEpNum, uint8_t bAddr)
|
||
|
|
{
|
||
|
|
_SetEPAddress(bEpNum, bAddr);
|
||
|
|
}
|
||
|
|
/*******************************************************************************
|
||
|
|
* @fn GetEPAddress
|
||
|
|
*
|
||
|
|
* @brief Get the endpoint address.
|
||
|
|
*
|
||
|
|
* @param bEpNum: Endpoint Number.
|
||
|
|
*
|
||
|
|
* @return Endpoint address.
|
||
|
|
*/
|
||
|
|
uint8_t GetEPAddress(uint8_t bEpNum)
|
||
|
|
{
|
||
|
|
return(_GetEPAddress(bEpNum));
|
||
|
|
}
|
||
|
|
/*******************************************************************************
|
||
|
|
* @fn SetEPTxAddr
|
||
|
|
*
|
||
|
|
* @brief Set the endpoint Tx buffer address.
|
||
|
|
*
|
||
|
|
* @param bEpNum: Endpoint Number.
|
||
|
|
* wAddr: new address.
|
||
|
|
*
|
||
|
|
* @return None.
|
||
|
|
*/
|
||
|
|
void SetEPTxAddr(uint8_t bEpNum, uint16_t wAddr)
|
||
|
|
{
|
||
|
|
_SetEPTxAddr(bEpNum, wAddr);
|
||
|
|
}
|
||
|
|
/*******************************************************************************
|
||
|
|
* @fn SetEPRxAddr
|
||
|
|
*
|
||
|
|
* @brief Set the endpoint Rx buffer address.
|
||
|
|
*
|
||
|
|
* @param bEpNum: Endpoint Number.
|
||
|
|
* wAddr: new address.
|
||
|
|
*
|
||
|
|
* @return None.
|
||
|
|
*/
|
||
|
|
void SetEPRxAddr(uint8_t bEpNum, uint16_t wAddr)
|
||
|
|
{
|
||
|
|
_SetEPRxAddr(bEpNum, wAddr);
|
||
|
|
}
|
||
|
|
/*******************************************************************************
|
||
|
|
* @fn GetEPTxAddr
|
||
|
|
*
|
||
|
|
* @brief Returns the endpoint Tx buffer address.
|
||
|
|
*
|
||
|
|
* @param bEpNum: Endpoint Number.
|
||
|
|
*
|
||
|
|
* @return Rx buffer address.
|
||
|
|
*/
|
||
|
|
uint16_t GetEPTxAddr(uint8_t bEpNum)
|
||
|
|
{
|
||
|
|
return(_GetEPTxAddr(bEpNum));
|
||
|
|
}
|
||
|
|
/*******************************************************************************
|
||
|
|
* @fn GetEPRxAddr.
|
||
|
|
*
|
||
|
|
* @brief Returns the endpoint Rx buffer address.
|
||
|
|
*
|
||
|
|
* @param bEpNum: Endpoint Number.
|
||
|
|
*
|
||
|
|
* @returnRx buffer address.
|
||
|
|
*/
|
||
|
|
uint16_t GetEPRxAddr(uint8_t bEpNum)
|
||
|
|
{
|
||
|
|
return(_GetEPRxAddr(bEpNum));
|
||
|
|
}
|
||
|
|
/*******************************************************************************
|
||
|
|
* @fn SetEPTxCount.
|
||
|
|
*
|
||
|
|
* @brief Set the Tx count.
|
||
|
|
*
|
||
|
|
* @param bEpNum: Endpoint Number.
|
||
|
|
* wCount: new count value.
|
||
|
|
*
|
||
|
|
* @return None.
|
||
|
|
*/
|
||
|
|
void SetEPTxCount(uint8_t bEpNum, uint16_t wCount)
|
||
|
|
{
|
||
|
|
_SetEPTxCount(bEpNum, wCount);
|
||
|
|
}
|
||
|
|
/*******************************************************************************
|
||
|
|
* @fn SetEPCountRxReg.
|
||
|
|
*
|
||
|
|
* @brief Set the Count Rx Register value.
|
||
|
|
*
|
||
|
|
* @param *pdwReg: point to the register.
|
||
|
|
* wCount: the new register value.
|
||
|
|
*
|
||
|
|
* @return None.
|
||
|
|
*/
|
||
|
|
void SetEPCountRxReg(uint32_t *pdwReg, uint16_t wCount)
|
||
|
|
{
|
||
|
|
_SetEPCountRxReg(dwReg, wCount);
|
||
|
|
}
|
||
|
|
/*******************************************************************************
|
||
|
|
* @fn SetEPRxCount
|
||
|
|
*
|
||
|
|
* @brief Set the Rx count.
|
||
|
|
*
|
||
|
|
* @param bEpNum: Endpoint Number.
|
||
|
|
* wCount: the new count value.
|
||
|
|
*
|
||
|
|
* @return None.
|
||
|
|
*/
|
||
|
|
void SetEPRxCount(uint8_t bEpNum, uint16_t wCount)
|
||
|
|
{
|
||
|
|
_SetEPRxCount(bEpNum, wCount);
|
||
|
|
}
|
||
|
|
/*******************************************************************************
|
||
|
|
* @fn GetEPTxCount
|
||
|
|
*
|
||
|
|
* @brief Get the Tx count.
|
||
|
|
*
|
||
|
|
* @param bEpNum: Endpoint Number.
|
||
|
|
*
|
||
|
|
* @return Tx count value.
|
||
|
|
*/
|
||
|
|
uint16_t GetEPTxCount(uint8_t bEpNum)
|
||
|
|
{
|
||
|
|
return(_GetEPTxCount(bEpNum));
|
||
|
|
}
|
||
|
|
/*******************************************************************************
|
||
|
|
* @fn GetEPRxCount
|
||
|
|
*
|
||
|
|
* @brief Get the Rx count.
|
||
|
|
*
|
||
|
|
* @param bEpNum: Endpoint Number.
|
||
|
|
*
|
||
|
|
* @return Rx count value.
|
||
|
|
*/
|
||
|
|
uint16_t GetEPRxCount(uint8_t bEpNum)
|
||
|
|
{
|
||
|
|
return(_GetEPRxCount(bEpNum));
|
||
|
|
}
|
||
|
|
/*******************************************************************************
|
||
|
|
* @fn SetEPDblBuffAddr
|
||
|
|
*
|
||
|
|
* @brief Set the addresses of the buffer 0 and 1.
|
||
|
|
*
|
||
|
|
* @param bEpNum: Endpoint Number.
|
||
|
|
* wBuf0Addr: new address of buffer 0.
|
||
|
|
* wBuf1Addr: new address of buffer 1.
|
||
|
|
*
|
||
|
|
* @return None.
|
||
|
|
*/
|
||
|
|
void SetEPDblBuffAddr(uint8_t bEpNum, uint16_t wBuf0Addr, uint16_t wBuf1Addr)
|
||
|
|
{
|
||
|
|
_SetEPDblBuffAddr(bEpNum, wBuf0Addr, wBuf1Addr);
|
||
|
|
}
|
||
|
|
/*******************************************************************************
|
||
|
|
* @fn SetEPDblBuf0Addr
|
||
|
|
*
|
||
|
|
* @brief Set the Buffer 1 address.
|
||
|
|
*
|
||
|
|
* @param bEpNum: Endpoint Number
|
||
|
|
* wBuf0Addr: new address.
|
||
|
|
*
|
||
|
|
* @return None.
|
||
|
|
*/
|
||
|
|
void SetEPDblBuf0Addr(uint8_t bEpNum, uint16_t wBuf0Addr)
|
||
|
|
{
|
||
|
|
_SetEPDblBuf0Addr(bEpNum, wBuf0Addr);
|
||
|
|
}
|
||
|
|
/*******************************************************************************
|
||
|
|
* @fn SetEPDblBuf1Addr
|
||
|
|
*
|
||
|
|
* @brief Set the Buffer 1 address.
|
||
|
|
*
|
||
|
|
* @param bEpNum: Endpoint Number
|
||
|
|
* wBuf1Addr: new address.
|
||
|
|
*
|
||
|
|
* @return None.
|
||
|
|
*/
|
||
|
|
void SetEPDblBuf1Addr(uint8_t bEpNum, uint16_t wBuf1Addr)
|
||
|
|
{
|
||
|
|
_SetEPDblBuf1Addr(bEpNum, wBuf1Addr);
|
||
|
|
}
|
||
|
|
/*******************************************************************************
|
||
|
|
* @fn GetEPDblBuf0Addr
|
||
|
|
*
|
||
|
|
* @brief Returns the address of the Buffer 0.
|
||
|
|
*
|
||
|
|
* @param bEpNum: Endpoint Number.
|
||
|
|
*
|
||
|
|
* @return None.
|
||
|
|
*/
|
||
|
|
uint16_t GetEPDblBuf0Addr(uint8_t bEpNum)
|
||
|
|
{
|
||
|
|
return(_GetEPDblBuf0Addr(bEpNum));
|
||
|
|
}
|
||
|
|
/*******************************************************************************
|
||
|
|
* @fn GetEPDblBuf1Addr
|
||
|
|
*
|
||
|
|
* @brief Returns the address of the Buffer 1.
|
||
|
|
*
|
||
|
|
* @param bEpNum: Endpoint Number.
|
||
|
|
*
|
||
|
|
* @return Address of the Buffer 1.
|
||
|
|
*/
|
||
|
|
uint16_t GetEPDblBuf1Addr(uint8_t bEpNum)
|
||
|
|
{
|
||
|
|
return(_GetEPDblBuf1Addr(bEpNum));
|
||
|
|
}
|
||
|
|
/*******************************************************************************
|
||
|
|
* @fn SetEPDblBuffCount
|
||
|
|
*
|
||
|
|
* @brief Set the number of bytes for a double Buffer
|
||
|
|
* endpoint.
|
||
|
|
*
|
||
|
|
* @param bEpNum,bDir, wCount
|
||
|
|
*
|
||
|
|
* @return None.
|
||
|
|
*/
|
||
|
|
void SetEPDblBuffCount(uint8_t bEpNum, uint8_t bDir, uint16_t wCount)
|
||
|
|
{
|
||
|
|
_SetEPDblBuffCount(bEpNum, bDir, wCount);
|
||
|
|
}
|
||
|
|
/*******************************************************************************
|
||
|
|
* @fn SetEPDblBuf0Count
|
||
|
|
*
|
||
|
|
* @brief Set the number of bytes in the buffer 0 of a double Buffer
|
||
|
|
* endpoint.
|
||
|
|
*
|
||
|
|
* @param bEpNum, bDir, wCount
|
||
|
|
*
|
||
|
|
* @return None.
|
||
|
|
*/
|
||
|
|
void SetEPDblBuf0Count(uint8_t bEpNum, uint8_t bDir, uint16_t wCount)
|
||
|
|
{
|
||
|
|
_SetEPDblBuf0Count(bEpNum, bDir, wCount);
|
||
|
|
}
|
||
|
|
/*******************************************************************************
|
||
|
|
* @fn SetEPDblBuf1Count
|
||
|
|
*
|
||
|
|
* @brief Set the number of bytes in the buffer 0 of a double Buffer
|
||
|
|
* endpoint.
|
||
|
|
*
|
||
|
|
* @param bEpNum, bDir, wCount
|
||
|
|
*
|
||
|
|
* @return None.
|
||
|
|
*/
|
||
|
|
void SetEPDblBuf1Count(uint8_t bEpNum, uint8_t bDir, uint16_t wCount)
|
||
|
|
{
|
||
|
|
_SetEPDblBuf1Count(bEpNum, bDir, wCount);
|
||
|
|
}
|
||
|
|
/*******************************************************************************
|
||
|
|
* @fn GetEPDblBuf0Count
|
||
|
|
*
|
||
|
|
* @brief Returns the number of byte received in the buffer 0 of a double
|
||
|
|
* Buffer endpoint.
|
||
|
|
*
|
||
|
|
* @param bEpNum: Endpoint Number.
|
||
|
|
*
|
||
|
|
* @return Endpoint Buffer 0 count
|
||
|
|
*/
|
||
|
|
uint16_t GetEPDblBuf0Count(uint8_t bEpNum)
|
||
|
|
{
|
||
|
|
return(_GetEPDblBuf0Count(bEpNum));
|
||
|
|
}
|
||
|
|
/*******************************************************************************
|
||
|
|
* @fn GetEPDblBuf1Count
|
||
|
|
*
|
||
|
|
* @brief Returns the number of data received in the buffer 1 of a double
|
||
|
|
* Buffer endpoint.
|
||
|
|
*
|
||
|
|
* @param bEpNum: Endpoint Number.
|
||
|
|
*
|
||
|
|
* @return Endpoint Buffer 1 count.
|
||
|
|
*/
|
||
|
|
uint16_t GetEPDblBuf1Count(uint8_t bEpNum)
|
||
|
|
{
|
||
|
|
return(_GetEPDblBuf1Count(bEpNum));
|
||
|
|
}
|
||
|
|
/*******************************************************************************
|
||
|
|
* @fn GetEPDblBufDir
|
||
|
|
*
|
||
|
|
* @brief gets direction of the double buffered endpoint
|
||
|
|
*
|
||
|
|
* @param bEpNum: Endpoint Number.
|
||
|
|
*
|
||
|
|
* @return EP_DBUF_OUT, EP_DBUF_IN,
|
||
|
|
* EP_DBUF_ERR if the endpoint counter not yet programmed.
|
||
|
|
*/
|
||
|
|
EP_DBUF_DIR GetEPDblBufDir(uint8_t bEpNum)
|
||
|
|
{
|
||
|
|
if ((uint16_t)(*_pEPRxCount(bEpNum) & 0xFC00) != 0)
|
||
|
|
return(EP_DBUF_OUT);
|
||
|
|
else if (((uint16_t)(*_pEPTxCount(bEpNum)) & 0x03FF) != 0)
|
||
|
|
return(EP_DBUF_IN);
|
||
|
|
else
|
||
|
|
return(EP_DBUF_ERR);
|
||
|
|
}
|
||
|
|
/*******************************************************************************
|
||
|
|
* @fn FreeUserBuffer
|
||
|
|
*
|
||
|
|
* @brief free buffer used from the application realizing it to the line
|
||
|
|
toggles bit SW_BUF in the double buffered endpoint register
|
||
|
|
*
|
||
|
|
* @param bEpNum, bDir
|
||
|
|
*
|
||
|
|
* @return None.
|
||
|
|
*/
|
||
|
|
void FreeUserBuffer(uint8_t bEpNum, uint8_t bDir)
|
||
|
|
{
|
||
|
|
if (bDir == EP_DBUF_OUT)
|
||
|
|
{
|
||
|
|
_ToggleDTOG_TX(bEpNum);
|
||
|
|
}
|
||
|
|
else if (bDir == EP_DBUF_IN)
|
||
|
|
{
|
||
|
|
_ToggleDTOG_RX(bEpNum);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/*******************************************************************************
|
||
|
|
* @fn ToWord
|
||
|
|
*
|
||
|
|
* @brief merge two byte in a word.
|
||
|
|
*
|
||
|
|
* @param bh: byte high, bl: bytes low.
|
||
|
|
*
|
||
|
|
* @return resulted word.
|
||
|
|
*/
|
||
|
|
uint16_t ToWord(uint8_t bh, uint8_t bl)
|
||
|
|
{
|
||
|
|
uint16_t wRet;
|
||
|
|
wRet = (uint16_t)bl | ((uint16_t)bh << 8);
|
||
|
|
|
||
|
|
return(wRet);
|
||
|
|
}
|
||
|
|
/*******************************************************************************
|
||
|
|
* @fn ByteSwap
|
||
|
|
*
|
||
|
|
* @brief Swap two byte in a word.
|
||
|
|
*
|
||
|
|
* @param wSwW: word to Swap.
|
||
|
|
*
|
||
|
|
* @return resulted word.
|
||
|
|
*/
|
||
|
|
uint16_t ByteSwap(uint16_t wSwW)
|
||
|
|
{
|
||
|
|
uint8_t bTemp;
|
||
|
|
uint16_t wRet;
|
||
|
|
bTemp = (uint8_t)(wSwW & 0xff);
|
||
|
|
wRet = (wSwW >> 8) | ((uint16_t)bTemp << 8);
|
||
|
|
|
||
|
|
return(wRet);
|
||
|
|
}
|