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<storageModule moduleId="org.eclipse.cdt.core.externalSettings"/>
<storageModule moduleId="ilg.gnumcueclipse.managedbuild.packs"/>
</cconfiguration>
</storageModule>
<storageModule moduleId="cdtBuildSystem" version="4.0.0">
<project id="999.ilg.gnumcueclipse.managedbuild.cross.riscv.target.elf.275846018" name="Executable file" projectType="ilg.gnumcueclipse.managedbuild.cross.riscv.target.elf"/>
</storageModule>
<storageModule moduleId="scannerConfiguration">
<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId=""/>
<scannerConfigBuildInfo instanceId="ilg.gnumcueclipse.managedbuild.cross.riscv.config.elf.debug.767917625;ilg.gnumcueclipse.managedbuild.cross.riscv.config.elf.debug.767917625.;ilg.gnumcueclipse.managedbuild.cross.riscv.tool.c.compiler.1375371130;ilg.gnumcueclipse.managedbuild.cross.riscv.tool.c.compiler.input.1473381709">
<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId=""/>
</scannerConfigBuildInfo>
<scannerConfigBuildInfo instanceId="ilg.gnumcueclipse.managedbuild.cross.riscv.config.elf.release.1008047074;ilg.gnumcueclipse.managedbuild.cross.riscv.config.elf.release.1008047074.;ilg.gnumcueclipse.managedbuild.cross.riscv.tool.c.compiler.1731377187;ilg.gnumcueclipse.managedbuild.cross.riscv.tool.c.compiler.input.2036806839">
<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId=""/>
</scannerConfigBuildInfo>
</storageModule>
<storageModule moduleId="org.eclipse.cdt.core.LanguageSettingsProviders"/>
<storageModule moduleId="org.eclipse.cdt.make.core.buildtargets"/>
</cproject>

34
gat_stand_fw/.project
View File

@ -1,34 +0,0 @@
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<projectDescription>
<name>gat_stand_fw</name>
<comment/>
<projects/>
<buildSpec>
<buildCommand>
<name>org.eclipse.cdt.managedbuilder.core.genmakebuilder</name>
<triggers>clean,full,incremental,</triggers>
<arguments/>
</buildCommand>
<buildCommand>
<name>org.eclipse.cdt.managedbuilder.core.ScannerConfigBuilder</name>
<triggers>full,incremental,</triggers>
<arguments/>
</buildCommand>
</buildSpec>
<natures>
<nature>org.eclipse.cdt.core.cnature</nature>
<nature>org.eclipse.cdt.managedbuilder.core.managedBuildNature</nature>
<nature>org.eclipse.cdt.managedbuilder.core.ScannerConfigNature</nature>
</natures>
<filteredResources>
<filter>
<id>1595986042669</id>
<name/>
<type>22</type>
<matcher>
<id>org.eclipse.ui.ide.multiFilter</id>
<arguments>1.0-name-matches-false-false-*.wvproj</arguments>
</matcher>
</filter>
</filteredResources>
</projectDescription>

14
gat_stand_fw/.settings/language.settings.xml
View File

@ -1,14 +0,0 @@
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<project>
<configuration id="ilg.gnumcueclipse.managedbuild.cross.riscv.config.elf.release.1008047074" name="build_dbg">
<extension point="org.eclipse.cdt.core.LanguageSettingsProvider">
<provider copy-of="extension" id="org.eclipse.cdt.ui.UserLanguageSettingsProvider"/>
<provider-reference id="org.eclipse.cdt.core.ReferencedProjectsLanguageSettingsProvider" ref="shared-provider"/>
<provider-reference id="org.eclipse.cdt.managedbuilder.core.MBSLanguageSettingsProvider" ref="shared-provider"/>
<provider class="org.eclipse.cdt.managedbuilder.language.settings.providers.GCCBuiltinSpecsDetector" console="false" env-hash="-57970907608534028" id="ilg.gnumcueclipse.managedbuild.cross.riscv.GCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT RISC-V Cross GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} ${cross_toolchain_flags} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
<language-scope id="org.eclipse.cdt.core.gcc"/>
<language-scope id="org.eclipse.cdt.core.g++"/>
</provider>
</extension>
</configuration>
</project>

18
gat_stand_fw/.template
View File

@ -1,18 +0,0 @@
Vendor=WCH
Toolchain=RISC-V
Series=CH32V203
RTOS=NoneOS
MCU=CH32V203C8T6
Link=WCH-Link
PeripheralVersion==2.1
Description==Website: http://www.wch.cn/products/CH32V203.html?\nROM(byte): 64K, SRAM(byte): 20K, CHIP PINS: 48, GPIO PORTS: 37.\nWCH CH32V2 series of mainstream MCUs covers the needs of a large variety of applications in the industrial,medical and consumer markets. High performance with first-class peripherals and low-power,low-voltage operation is paired with a high level of integration at accessible prices with a simple architecture and easy-to-use tools.
Mcu Type=CH32V20x
Address=0x08000000
Target Path=build_dbg\gat_stand_fw.hex
CLKSpeed=2
DebugInterfaceMode=-1
Erase All=true
Program=true
Verify=true
Reset=true
SDIPrintf=false

13
gat_stand_fw/gat_stand_fw.launch
View File

@ -1,6 +1,5 @@
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<?xml version="1.0" encoding="UTF-8" ?>
<launchConfiguration type="com.mounriver.debug.gdbjtag.openocd.launchConfigurationType">
<stringAttribute key="com.mounriver.debug.gdbjtag.openocd.PERIPHERALS" value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#13;&#10;&lt;peripherals&gt;&#13;&#10;&lt;peripheral name=&quot;TIM2&quot;/&gt;&#13;&#10;&lt;/peripherals&gt;&#13;&#10;"/>
<booleanAttribute key="com.mounriver.debug.gdbjtag.openocd.doContinue" value="true" />
<booleanAttribute key="com.mounriver.debug.gdbjtag.openocd.doDebugInRam" value="false" />
<booleanAttribute key="com.mounriver.debug.gdbjtag.openocd.doFirstReset" value="true" />
@ -11,13 +10,13 @@
<booleanAttribute key="com.mounriver.debug.gdbjtag.openocd.doStartGdbServer" value="true" />
<booleanAttribute key="com.mounriver.debug.gdbjtag.openocd.enableSemihosting" value="false" />
<stringAttribute key="com.mounriver.debug.gdbjtag.openocd.firstResetType" value="init" />
<stringAttribute key="com.mounriver.debug.gdbjtag.openocd.gdbClientOtherCommands" value="set mem inaccessible-by-default off&#13;&#10;set architecture riscv:rv32&#13;&#10;set remotetimeout unlimited&#13;&#10;set disassembler-options xw"/>
<stringAttribute key="com.mounriver.debug.gdbjtag.openocd.gdbClientOtherCommands" value="set mem inaccessible-by-default off&#xD;&#xA;set architecture riscv:rv32&#xD;&#xA;set remotetimeout unlimited" />
<stringAttribute key="com.mounriver.debug.gdbjtag.openocd.gdbClientOtherOptions" value="" />
<stringAttribute key="com.mounriver.debug.gdbjtag.openocd.gdbServerConnectionAddress" value="" />
<stringAttribute key="com.mounriver.debug.gdbjtag.openocd.gdbServerExecutable" value="${eclipse_home}toolchain/OpenOCD/bin/${openocd_executable}" />
<intAttribute key="com.mounriver.debug.gdbjtag.openocd.gdbServerGdbPortNumber" value="3333" />
<stringAttribute key="com.mounriver.debug.gdbjtag.openocd.gdbServerLog" value="" />
<stringAttribute key="com.mounriver.debug.gdbjtag.openocd.gdbServerOther" value="-f &quot;${eclipse_home}toolchain/OpenOCD/bin/wch-riscv.cfg&quot; -c &quot;adapter_khz 1000&quot; -c noload"/>
<stringAttribute key="com.mounriver.debug.gdbjtag.openocd.gdbServerOther" value="-f &quot;${eclipse_home}toolchain/OpenOCD/bin/wch-riscv.cfg&quot;" />
<stringAttribute key="com.mounriver.debug.gdbjtag.openocd.gdbServerTclPortNumber" value="6666" />
<intAttribute key="com.mounriver.debug.gdbjtag.openocd.gdbServerTelnetPortNumber" value="4444" />
<stringAttribute key="com.mounriver.debug.gdbjtag.openocd.otherInitCommands" value="" />
@ -47,16 +46,16 @@
<booleanAttribute key="org.eclipse.cdt.dsf.gdb.UPDATE_THREADLIST_ON_SUSPEND" value="false" />
<intAttribute key="org.eclipse.cdt.launch.ATTR_BUILD_BEFORE_LAUNCH_ATTR" value="2" />
<stringAttribute key="org.eclipse.cdt.launch.COREFILE_PATH" value="" />
<stringAttribute key="org.eclipse.cdt.launch.PROGRAM_NAME" value="build_dbg\gat_stand_fw.elf"/>
<stringAttribute key="org.eclipse.cdt.launch.PROGRAM_NAME" value="obj\gat_stand_fw.elf" />
<stringAttribute key="org.eclipse.cdt.launch.PROJECT_ATTR" value="gat_stand_fw" />
<booleanAttribute key="org.eclipse.cdt.launch.PROJECT_BUILD_CONFIG_AUTO_ATTR" value="true" />
<stringAttribute key="org.eclipse.cdt.launch.PROJECT_BUILD_CONFIG_ID_ATTR" value="ilg.gnumcueclipse.managedbuild.cross.riscv.config.elf.release.1008047074"/>
<stringAttribute key="org.eclipse.cdt.launch.PROJECT_BUILD_CONFIG_ID_ATTR" value="" />
<listAttribute key="org.eclipse.debug.core.MAPPED_RESOURCE_PATHS">
<listEntry value="/gat_stand_fw" />
</listAttribute>
<listAttribute key="org.eclipse.debug.core.MAPPED_RESOURCE_TYPES">
<listEntry value="4" />
</listAttribute>
<stringAttribute key="org.eclipse.dsf.launch.MEMORY_BLOCKS" value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#13;&#10;&lt;memoryBlockExpressionList context=&quot;Context string&quot;/&gt;&#13;&#10;"/>
<stringAttribute key="org.eclipse.dsf.launch.MEMORY_BLOCKS" value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#xD;&#xA;&lt;memoryBlockExpressionList context=&quot;Context string&quot;/&gt;&#xD;&#xA;" />
<stringAttribute key="process_factory_id" value="org.eclipse.cdt.dsf.gdb.GdbProcessFactory" />
</launchConfiguration>

72
gat_stand_fw/user/main.c
View File

@ -12,7 +12,6 @@
#include <ch32v20x.h>
#include "src/adc.h"
#include "src/btn.h"
#include "src/gat_gpio.h"
#include "src/port_pwr.h"
@ -23,27 +22,19 @@
void btn_top_push_cb(uint8_t idx)
{
// jumper 3, if set, will manage power by brightness automatically
// only respect the button if this switch isn't set
if (!(btn[DIP3]._mask & BTN_PUSH)) {
gat_toggle();
}
}
void btn_bot_push_cb(uint8_t idx)
{
// jumper 3, if set, will manage power by brightness automatically
// only respect the button if this switch isn't set
if (!(btn[DIP3]._mask & BTN_PUSH)) {
usb2_toggle();
}
}
static inline void systick_init(void)
{
SysTick->CMP = (SystemCoreClock / 256) - 1; // we want a 256Hz interrupt
SysTick->CMP = (SystemCoreClock / 256 / 8) - 1; // we want a 256Hz interrupt
SysTick->CNT = 0; // clear counter
SysTick->CTLR = 0xF; // start counter in /1 mode, enable interrupts, auto-reset counter
SysTick->CTLR = 0xB; // start counter in /8 mode, enable interrupts, auto-reset counter
SysTick->SR = 0; // clear count comparison flag
NVIC_EnableIRQ(SysTicK_IRQn); // enable interrupt
@ -74,45 +65,33 @@ static void gpio_init()
// RGBLED (PA0, PA1, PA2)
RGBLED_PORT->BSHR = RGBLED_PIN_R | RGBLED_PIN_G | RGBLED_PIN_B;
gpio.GPIO_Mode = GPIO_Mode_AF_PP;
gpio.GPIO_Mode = GPIO_Mode_Out_PP;
gpio.GPIO_Pin = RGBLED_PIN_R | RGBLED_PIN_G | RGBLED_PIN_B;
GPIO_Init(RGBLED_PORT, &gpio);
// GAT power enable (PA3)
GAT_EN_PORT->BCR = GAT_EN_PIN;
gpio.GPIO_Mode = GPIO_Mode_Out_PP;
gpio.GPIO_Pin = GAT_EN_PIN;
GPIO_Init(GAT_EN_PORT, &gpio);
// lightsense anode (PA5)
LSENS_A_PORT->BCR = LSENS_A_PIN;
gpio.GPIO_Pin = LSENS_A_PIN;
GPIO_Init(LSENS_A_PORT, &gpio);
// lightsense cathode (PB0)
LSENS_K_PORT->BCR = LSENS_K_PIN;
gpio.GPIO_Pin = LSENS_K_PIN;
GPIO_Init(LSENS_K_PORT, &gpio);
// USB2 power enable (PB4)
USB2_EN_PORT->BCR = USB2_EN_PIN;
gpio.GPIO_Pin = USB2_EN_PIN;
GPIO_Init(USB2_EN_PORT, &gpio);
// GAT overcurrent detect (PA4)
gpio.GPIO_Mode = GPIO_Mode_IPU;
gpio.GPIO_Pin = GAT_OC_PIN;
GPIO_Init(GAT_EN_PORT, &gpio);
// buttons (PB10, PB11) and DIP switches (PB12, PB13, PB14)
gpio.GPIO_Pin = GPIO_Pin_10 | GPIO_Pin_11 | GPIO_Pin_12 | GPIO_Pin_13 | GPIO_Pin_14;
GPIO_Init(GPIOB, &gpio);
// GAT GPIO is configured in gat_gpio.c
// GAT GPIO will be configured later
// USB PA11, PA12 will be configured later
// USB2 power enable (PB4)
gpio.GPIO_Mode = GPIO_Mode_Out_PP;
gpio.GPIO_Pin = USB2_EN_PIN;
GPIO_Init(USB2_EN_PORT, &gpio);
// unused pins that are used for I2C passthrough
gpio.GPIO_Mode = GPIO_Mode_IN_FLOATING;
gpio.GPIO_Pin = GPIO_Pin_15;
@ -138,7 +117,7 @@ int main(void)
// enable peripheral clocks
RCC_APB1PeriphClockCmd( RCC_APB1Periph_PWR | RCC_APB1Periph_BKP |
RCC_APB1Periph_I2C1 | RCC_APB1Periph_TIM2, ENABLE);
RCC_APB1Periph_I2C1, ENABLE);
RCC_APB2PeriphClockCmd( RCC_APB2Periph_AFIO | RCC_APB2Periph_GPIOA |
RCC_APB2Periph_GPIOB | RCC_APB2Periph_GPIOD |
RCC_APB2Periph_ADC1, ENABLE);
@ -166,9 +145,6 @@ int main(void)
// start up rgbled
rgbled_init();
// initialize light sense stuff
adc_init();
// finally, get the system tick interrupt going
systick_init();
@ -182,40 +158,14 @@ int main(void)
uint8_t st_tick;
volatile uint32_t uptime;
__attribute__((interrupt("WCH-Interrupt-fast")))
void SysTick_Handler(void)
{
st_tick++;
if (!st_tick) {
uptime++;
if (!st_tick) uptime++;
// jumper 3, if set, will manage power by brightness automatically
if (btn[DIP3]._mask & BTN_PUSH) {
if (adc_get_lsens_coarse() > LSENS_DARK) {
gat_off();
usb2_off();
}
if (adc_get_lsens_coarse() <= LSENS_BRIGHT) {
gat_on();
usb2_on();
}
}
}
// light sensor updating at ~4ms
adc_process_lsens();
// update buttons
btn_poll();
if (!(st_tick & 0x3)) {
rgbled_update();
}
// clear comparison flag
SysTick->SR = 0;
if (SysTick->SR) {
while (1);
}
}

183
gat_stand_fw/user/src/adc.c
View File

@ -1,183 +0,0 @@
/*
* lightsense.c
*
* Created on: Oct 18, 2024
* Author: true
*/
#include <ch32v20x.h>
#include <stdint.h>
#include "adc.h"
static GPIO_InitTypeDef lsens_gpio = {
.GPIO_Mode = GPIO_Mode_Out_PP,
.GPIO_Pin = LSENS_A_PIN,
.GPIO_Speed = GPIO_Speed_2MHz
};
uint16_t lsens_val;
static uint8_t lsens_mode = LSENS_READING_IDLE;
uint8_t lsens_wait;
uint8_t lsens_coarse = 1;
uint16_t lsens_timeout;
void adc_init()
{
ADC_InitTypeDef adc = {0};
RCC_ADCCLKConfig(RCC_PCLK2_Div4);
ADC_DeInit(ADC1);
adc.ADC_Mode = ADC_Mode_Independent;
adc.ADC_ScanConvMode = DISABLE;
adc.ADC_ContinuousConvMode = DISABLE;
adc.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
adc.ADC_DataAlign = ADC_DataAlign_Right;
adc.ADC_NbrOfChannel = 1;
ADC_Init(ADC1, &adc);
ADC_RegularChannelConfig(ADC1, LSENS_ADC_CH, 1, ADC_SampleTime_239Cycles5);
ADC_Cmd(ADC1, ENABLE);
}
void adc_convert()
{
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
}
void adc_read()
{
uint16_t timeout = 0xfff;
while((!ADC_GetFlagStatus(ADC1, ADC_FLAG_EOC)) && timeout) timeout--;
if (timeout) {
lsens_val = ADC_GetConversionValue(ADC1);
}
}
void adc_set_mode_lsens(uint8_t mode)
{
lsens_mode = mode;
if (mode == LSENS_OUTPUT) {
lsens_gpio.GPIO_Mode = GPIO_Mode_Out_PP;
lsens_gpio.GPIO_Pin = LSENS_A_PIN;
GPIO_Init(LSENS_A_PORT, &lsens_gpio);
lsens_gpio.GPIO_Pin = LSENS_K_PIN;
GPIO_Init(LSENS_K_PORT, &lsens_gpio);
}
}
uint8_t adc_get_mode_lsens()
{
return lsens_mode;
}
static void lsens_start()
{
// set anode and cathode low
LSENS_A_PORT->BCR = LSENS_A_PIN;
LSENS_K_PORT->BCR = LSENS_K_PIN;
adc_set_mode_lsens(LSENS_READING_START);
// set cathode high, let it charge
LSENS_K_PORT->BSHR = LSENS_K_PIN;
// set anode low
lsens_gpio.GPIO_Pin = LSENS_A_PIN;
lsens_gpio.GPIO_Mode = GPIO_Mode_IPD;
GPIO_Init(LSENS_A_PORT, &lsens_gpio);
// set cathode as analog input
lsens_gpio.GPIO_Pin = LSENS_K_PIN;
lsens_gpio.GPIO_Mode = GPIO_Mode_AIN;
GPIO_Init(LSENS_K_PORT, &lsens_gpio);
}
static void lsens_stop()
{
lsens_gpio.GPIO_Mode = GPIO_Mode_Out_PP;
lsens_gpio.GPIO_Pin = LSENS_A_PIN;
GPIO_Init(LSENS_A_PORT, &lsens_gpio);
lsens_gpio.GPIO_Pin = LSENS_K_PIN;
GPIO_Init(LSENS_K_PORT, &lsens_gpio);
lsens_mode = LSENS_READING_IDLE;
}
void adc_process_lsens()
{
if (lsens_mode != LSENS_OUTPUT) {
// do what needs to be done by me to defeat the light enemys
switch (lsens_mode) {
case LSENS_READING_IDLE: {
// prepare LED, wait a little bit
lsens_start();
adc_convert();
lsens_wait = lsens_coarse;
lsens_mode = LSENS_READING_START;
break;
}
case LSENS_READING_START: {
if (!lsens_wait) {
// convert the LED
adc_convert();
lsens_mode = LSENS_READING_WAIT;
}
lsens_wait--;
break;
}
case LSENS_READING_WAIT: {
// read the light sensor value
adc_read();
lsens_stop();
// calculate adjustments
if (lsens_val > LSENS_COARSE_UP) {
lsens_coarse++;
if (lsens_coarse > 0x3f) lsens_coarse = 0x3f;
} else if (lsens_val < LSENS_COARSE_DOWN) {
if (lsens_coarse) lsens_coarse--;
}
lsens_wait = 255 - lsens_coarse;
// wait a bit before doing it again
lsens_mode = LSENS_READING_TIMEOUT;
break;
}
case LSENS_READING_TIMEOUT: {
if (!lsens_wait) {
// do it all again
lsens_mode = LSENS_READING_IDLE;
}
lsens_wait--;
}
}
}
}
uint16_t adc_get_lsens()
{
return lsens_val;
}
uint8_t adc_get_lsens_coarse()
{
return lsens_coarse;
}

52
gat_stand_fw/user/src/adc.h
View File

@ -1,52 +0,0 @@
/*
* lightsense.h
*
* Created on: Oct 18, 2024
* Author: true
*/
#ifndef USER_SRC_ADC_H_
#define USER_SRC_ADC_H_
#define LSENS_DARK_THRESHOLD 0x7ff // baseline minimum value reading achieved in darkness
#define LSENS_A_PORT GPIOA
#define LSENS_A_PIN GPIO_Pin_5
#define LSENS_K_PORT GPIOB
#define LSENS_K_PIN GPIO_Pin_0
#define LSENS_ADC_CH ADC_Channel_8
#define LSENS_COARSE_UP 0x990 // counts higher than this increase lsens_coarse, maximum 64
#define LSENS_COARSE_DOWN 0x890 // counts lower than this decrease lsens_coarse, minimum 1
#define LSENS_DARK 48
#define LSENS_BRIGHT 32
enum lsens_mode {
LSENS_READING_IDLE = 0,
LSENS_READING_START,
LSENS_READING_WAIT,
LSENS_READING_TIMEOUT,
LSENS_OUTPUT = 0xff
};
void adc_init();
void adc_convert();
void adc_read();
void adc_set_mode_lsens(uint8_t mode);
uint8_t adc_get_mode_lsens();
void adc_process_lsens();
uint16_t adc_get_lsens();
uint8_t adc_get_lsens_coarse();
#endif /* USER_SRC_ADC_H_ */

16
gat_stand_fw/user/src/btn.c
View File

@ -23,12 +23,12 @@ void btn_init()
// this function assumes GPIO has been configured already
// initialize default setup
btn[BTN1]._pintype = BTN1_PIN;
btn[BTN2]._pintype = BTN2_PIN;
btn[0]._pintype = BTN1_PIN;
btn[1]._pintype = BTN2_PIN;
btn[DIP1]._pintype = DIP1_PIN;
btn[DIP2]._pintype = DIP2_PIN;
btn[DIP3]._pintype = DIP3_PIN;
btn[2]._pintype = DIP1_PIN;
btn[3]._pintype = DIP2_PIN;
btn[4]._pintype = DIP3_PIN;
for (i = 0; i < BTN_COUNT; i++) {
btn[i]._mask = BTN_RELEASE;
@ -43,15 +43,19 @@ void btn_init()
void btn_poll()
{
uint8_t i;
uint8_t r;
uint8_t ignore;
uint8_t pushed;
for (i = 0; i < BTN_COUNT; i++) {
pushed = 0;
ignore = btn[i]._mask & BTN_IGNORE;
r = BTN_PORT->INDR & (1 << (btn[i]._pintype & BTN_PIN_MASK));
// active low type buttons
pushed = BTN_PORT->INDR & (1 << (btn[i]._pintype & BTN_PIN_MASK)) ? 0 : 1;
if (!r) pushed = 1;
if (pushed) {
// hold counter

5
gat_stand_fw/user/src/btn.h
View File

@ -16,16 +16,11 @@
#define BTN_PORT GPIOB
#define BTN1 0
#define BTN1_PIN 10
#define BTN2 1
#define BTN2_PIN 11
#define DIP1 2
#define DIP1_PIN 12
#define DIP2 3
#define DIP2_PIN 13
#define DIP3 4
#define DIP3_PIN 14
#define BTN_PIN_MASK 0xf

38
gat_stand_fw/user/src/port_pwr.c
View File

@ -17,21 +17,15 @@
#define GAT_ON_FLAG (1 << 0)
#define USB2_ON_FLAG (1 << 1)
#define INIT_FLAG (0xaf << 8)
#define INIT_FLAG (0xa0 << 8)
static uint16_t port_pwr_state;
static uint8_t port_pwr_state;
static uint8_t gat_oc_state_latch = 0;
void port_pwr_state_commit_bkp()
{
BKP_WriteBackupRegister(PORT_PWR_STATE_DR, port_pwr_state);
RTC_WaitForLastTask();
}
void gat_on()
{
if (gat_oc_state_latch) return;
@ -39,7 +33,7 @@ void gat_on()
GAT_EN_PORT->BSHR = GAT_EN_PIN;
port_pwr_state |= GAT_ON_FLAG;
port_pwr_state_commit_bkp();
BKP_WriteBackupRegister(PORT_PWR_STATE_DR, port_pwr_state);
}
void gat_off()
@ -47,7 +41,7 @@ void gat_off()
GAT_EN_PORT->BCR = GAT_EN_PIN;
port_pwr_state &= ~GAT_ON_FLAG;
port_pwr_state_commit_bkp();
BKP_WriteBackupRegister(PORT_PWR_STATE_DR, port_pwr_state);
}
uint8_t gat_pwr_state()
@ -71,21 +65,16 @@ void gat_toggle()
else gat_on();
}
void usb2_on()
{
USB2_EN_PORT->BSHR = USB2_EN_PIN;
port_pwr_state |= USB2_ON_FLAG;
port_pwr_state_commit_bkp();
BKP_WriteBackupRegister(PORT_PWR_STATE_DR, port_pwr_state);
}
void usb2_off()
{
USB2_EN_PORT->BCR = USB2_EN_PIN;
port_pwr_state &= ~USB2_ON_FLAG;
port_pwr_state_commit_bkp();
BKP_WriteBackupRegister(PORT_PWR_STATE_DR, port_pwr_state);
}
uint8_t usb2_pwr_state()
@ -95,25 +84,20 @@ uint8_t usb2_pwr_state()
void usb2_toggle()
{
if (usb2_pwr_state()) usb2_off();
else usb2_on();
if (usb2_pwr_state()) gat_off();
else gat_on();
}
void port_pwr_init()
{
port_pwr_state = BKP_ReadBackupRegister(PORT_PWR_STATE_DR);
RTC_WaitForLastTask();
if ((port_pwr_state & INIT_FLAG) != INIT_FLAG) {
// no battery retention.
// automatically turn on all outputs
port_pwr_state = INIT_FLAG | USB2_ON_FLAG | GAT_ON_FLAG;
// and commit state flags
port_pwr_state_commit_bkp();
port_pwr_state |= INIT_FLAG;
gat_on();
usb2_on();
}
if (port_pwr_state & GAT_ON_FLAG) gat_on();
if (port_pwr_state & USB2_ON_FLAG) usb2_on();
}

79
gat_stand_fw/user/src/rgbled.c
View File

@ -2,21 +2,14 @@
* rgbled.c
*
* using TIM2 CH1-CH3
*
* * errata:
* - board design makes overcurrent on GAT port practically impossible.
* overcurrent condition may either trip low voltage condition due to
* decoupling or voltage output limit on LDO. as such, displaying
* any overcurrent state is meaningless.
*/
#include <ch32v20x.h>
#include <stdint.h>
#include "btn.h"
#include "port_pwr.h"
#include "rtc.h"
#include "port_pwr.h"
@ -24,10 +17,9 @@
#define GRN 1
#define BLU 2
#define BRT_RED 40
#define BRT_GRN 32
#define BRT_BLU 36
#define BRT_OFF 0
#define BRT_RED 200
#define BRT_GRN 100
#define BRT_BLU 200
#define RGBLED_TIM TIM2
@ -41,8 +33,7 @@ static uint8_t state[3] = {0};
void rgbled_set()
{
int8_t i;
uint16_t out[3];
uint8_t i;
// flash counters
for (i = 0; i < 3; i++) {
@ -72,34 +63,20 @@ void rgbled_set()
}
}
out[BLU] = BRT_BLU;
out[GRN] = BRT_GRN;
out[RED] = BRT_RED;
for (i = 0; i < 3; i++) {
// jumper 1 will reduce brightness
if (btn[DIP1]._mask & BTN_PUSH) {
out[i] >>= 2;
}
// jumper 2 will turn off LEDs entirely
if (btn[DIP2]._mask & BTN_PUSH) {
out[i] = BRT_OFF;
}
}
RGBLED_TIM->CH1CVR = state[BLU] ? out[BLU] : BRT_OFF;
RGBLED_TIM->CH2CVR = state[GRN] ? out[GRN] : BRT_OFF;
RGBLED_TIM->CH3CVR = state[RED] ? out[RED] : BRT_OFF;
RGBLED_TIM->CH1CVR = state[RED] ? BRT_RED : 0;
RGBLED_TIM->CH2CVR = state[GRN] ? BRT_GRN : 0;
RGBLED_TIM->CH3CVR = state[BLU] ? BRT_BLU : 0;
}
void rgbled_update()
{
uint16_t w;
// VCR flash if clock isn't set
/*
switch (rtc_state) {
case RTC_STATE_CLOCK_NOT_SET: {
flash_timeout[BLU] = 48;
w = BKP_ReadBackupRegister(RTC_STATE_DR);
switch (w) {
case RTC_STATE_UNINITIALIZED: {
flash_timeout[BLU] = 254;
break;
}
default: {
@ -107,16 +84,9 @@ void rgbled_update()
break;
}
}
*/
// see errata on why we aren't showing overcurrent status anymore
// flash_timeout[RED] = gat_oc_state() ? 16 : 0xff;
// power output state
flash_timeout[GRN] = gat_pwr_state() ? 0 : 0xff;
flash_timeout[RED] = usb2_pwr_state() ? 0 : 0xff;
rgbled_set();
flash_timeout[RED] = gat_oc_state() ? 50 : 0xff;
}
void rgbled_init()
@ -132,21 +102,18 @@ void rgbled_init()
pwm.TIM_OCMode = TIM_OCMode_PWM1;
pwm.TIM_OutputState = TIM_OutputState_Enable;
pwm.TIM_Pulse = BRT_OFF;
pwm.TIM_OCPolarity = TIM_OCPolarity_Low;
TIM_OC1PreloadConfig(RGBLED_TIM, TIM_OCPreload_Disable);
TIM_OC2PreloadConfig(RGBLED_TIM, TIM_OCPreload_Disable);
TIM_OC3PreloadConfig(RGBLED_TIM, TIM_OCPreload_Disable);
TIM_ARRPreloadConfig(RGBLED_TIM, ENABLE);
pwm.TIM_Pulse = 0;
pwm.TIM_OCPolarity = TIM_OCPolarity_High;
TIM_OC1Init(RGBLED_TIM, &pwm);
TIM_OC2Init(RGBLED_TIM, &pwm);
TIM_OC3Init(RGBLED_TIM, &pwm);
TIM_CtrlPWMOutputs(RGBLED_TIM, ENABLE);
RGBLED_TIM->CNT = 0;
TIM_CtrlPWMOutputs(RGBLED_TIM, ENABLE);
TIM_OC1PreloadConfig(RGBLED_TIM, TIM_OCPreload_Disable);
TIM_ARRPreloadConfig(RGBLED_TIM, ENABLE);
TIM_Cmd(RGBLED_TIM, ENABLE);
flash_timeout[BLU] = flash_timeout[GRN] = flash_timeout[RED] = 0xff;
RGBLED_TIM->CH1CVR = 0;
RGBLED_TIM->CH2CVR = 0;
RGBLED_TIM->CH3CVR = 0;
}

5
gat_stand_fw/user/src/rgbled.h
View File

@ -11,13 +11,12 @@
#define RGBLED_PORT GPIOA
#define RGBLED_PIN_B GPIO_Pin_0
#define RGBLED_PIN_R GPIO_Pin_0
#define RGBLED_PIN_G GPIO_Pin_1
#define RGBLED_PIN_R GPIO_Pin_2
#define RGBLED_PIN_B GPIO_Pin_2
void rgbled_init();
void rgbled_update();

4
gat_stand_fw/user/src/rtc.c
View File

@ -116,7 +116,6 @@ int8_t rtc_init()
// get RTC state
// if things aren't configured it'll be initialized in a moment
rtc_state = BKP_ReadBackupRegister(RTC_STATE_DR);
RTC_WaitForLastTask();
// is RTC already configured?
if (BKP_ReadBackupRegister(RTC_INIT_DR) != RTC_INIT_PATTERN) {
@ -151,14 +150,11 @@ int8_t rtc_init()
rtc_state = RTC_STATE_CLOCK_NOT_SET;
BKP_WriteBackupRegister(RTC_STATE_DR, rtc_state);
RTC_WaitForLastTask();
BKP_WriteBackupRegister(RTC_INIT_DR, RTC_INIT_PATTERN);
// RTC_NVIC_Config();
// RTC_Get();
}
RTC_WaitForLastTask();
return 0;
}

12
gat_stand_fw/user/src/rtc.h
View File

@ -13,14 +13,6 @@
/* a small note about backup registers:
*
* the datasheet clearly states there are 42 16-bit registers.
* it does not cut out any exception for CH32V203 except CH32V203RB.
* however, the reference manual states that registers 11-42 are only
* for the _D8 chips, and not the _D6 V4B chips like this one.
* thus we only have _10_ backup registers, not 42.
*/
#define RTC_INIT_DR BKP_DR1
#define RTC_STATE_DR BKP_DR2
@ -43,10 +35,6 @@ typedef struct RTClock {
extern uint8_t rtc_state;
int8_t rtc_init();
int8_t rtc_set_clock(struct RTClock *c);

4
gat_stand_fw/user/system_ch32v20x.c
View File

@ -26,9 +26,9 @@
//#define SYSCLK_FREQ_120MHz_HSE 120000000
//#define SYSCLK_FREQ_144MHz_HSE 144000000
//#define SYSCLK_FREQ_HSI HSI_VALUE
#define SYSCLK_FREQ_48MHz_HSI 48000000
//#define SYSCLK_FREQ_48MHz_HSI 48000000
//#define SYSCLK_FREQ_56MHz_HSI 56000000
//#define SYSCLK_FREQ_72MHz_HSI 72000000
#define SYSCLK_FREQ_72MHz_HSI 72000000
//#define SYSCLK_FREQ_96MHz_HSI 96000000
//#define SYSCLK_FREQ_120MHz_HSI 120000000
//#define SYSCLK_FREQ_144MHz_HSI 144000000