andy/tinyUSB
1
0
Fork 0
Code Issues Pull Requests Actions 1 Packages Projects Releases Wiki Activity

add new ch32v203g6u board, sysfreq is defined in board.cmake/mk

Browse Source
This commit is contained in:
hathach
2024-06-21 16:08:37 +07:00
parent ac3ec59845
commit 02bea8982e
16 changed files with 107 additions and 46 deletions
Download Patch File Download Diff File Expand all files Collapse all files

45
hw/bsp/ch32v20x/family.c
View File

@@ -96,28 +96,17 @@ void board_init(void) {
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE);
uint8_t usb_div;
switch (SystemCoreClock) {
case 48000000: usb_div = RCC_USBCLKSource_PLLCLK_Div1; break;
case 96000000: usb_div = RCC_USBCLKSource_PLLCLK_Div2; break;
case 144000000: usb_div = RCC_USBCLKSource_PLLCLK_Div3; break;
default: TU_ASSERT(0,); break;
}
RCC_USBCLKConfig(usb_div);
RCC_APB1PeriphClockCmd(RCC_APB1Periph_USB, ENABLE); // FSDEV
RCC_AHBPeriphClockCmd(RCC_AHBPeriph_OTG_FS, ENABLE); // USB FS
GPIO_InitTypeDef GPIO_InitStructure = {
.GPIO_Pin = LED_PIN,
.GPIO_Mode = GPIO_Mode_Out_OD,
.GPIO_Speed = GPIO_Speed_50MHz,
.GPIO_Speed = GPIO_Speed_10MHz,
};
GPIO_Init(LED_PORT, &GPIO_InitStructure);
// UART TX is PA9
RCC_APB2PeriphClockCmd(RCC_APB2Periph_USART1, ENABLE);
#ifdef UART_DEV
UART_CLOCK_EN();
GPIO_InitTypeDef usart_init = {
.GPIO_Pin = GPIO_Pin_9,
.GPIO_Pin = UART_TX_PIN,
.GPIO_Speed = GPIO_Speed_50MHz,
.GPIO_Mode = GPIO_Mode_AF_PP,
};
@@ -131,11 +120,23 @@ void board_init(void) {
.USART_Mode = USART_Mode_Tx,
.USART_HardwareFlowControl = USART_HardwareFlowControl_None,
};
USART_Init(USART1, &usart);
USART_Cmd(USART1, ENABLE);
USART_Init(UART_DEV, &usart);
USART_Cmd(UART_DEV, ENABLE);
#endif
// USB init
uint8_t usb_div;
switch (SystemCoreClock) {
case 48000000: usb_div = RCC_USBCLKSource_PLLCLK_Div1; break;
case 96000000: usb_div = RCC_USBCLKSource_PLLCLK_Div2; break;
case 144000000: usb_div = RCC_USBCLKSource_PLLCLK_Div3; break;
default: TU_ASSERT(0,); break;
}
RCC_USBCLKConfig(usb_div);
RCC_APB1PeriphClockCmd(RCC_APB1Periph_USB, ENABLE); // FSDEV
RCC_AHBPeriphClockCmd(RCC_AHBPeriph_OTG_FS, ENABLE); // USB FS
__enable_irq();
board_delay(2);
}
void board_led_write(bool state) {
@@ -153,11 +154,15 @@ int board_uart_read(uint8_t *buf, int len) {
}
int board_uart_write(void const *buf, int len) {
#ifdef UART_DEV
const char *bufc = (const char *) buf;
for (int i = 0; i < len; i++) {
while (USART_GetFlagStatus(USART1, USART_FLAG_TC) == RESET);
USART_SendData(USART1, *bufc++);
while (USART_GetFlagStatus(UART_DEV, USART_FLAG_TC) == RESET);
USART_SendData(UART_DEV, *bufc++);
}
#else
(void) buf; (void) len;
#endif
return len;
}