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uart working on u5a5

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hathach 2023-10-31 11:39:20 +07:00
parent db3ff4b352
commit 6ab7875aab
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GPG Key ID: F5D50C6D51D17CBA
3 changed files with 25 additions and 30 deletions
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20
examples/device/board_test/src/main.c
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@ -26,13 +26,8 @@
#include <stdlib.h> #include <stdlib.h>
#include <stdio.h> #include <stdio.h>
#include <string.h> #include <string.h>
#include "bsp/board_api.h" #include "bsp/board_api.h"
//--------------------------------------------------------------------+
// MACRO CONSTANT TYPEDEF PROTOTYPES
//--------------------------------------------------------------------+
/* Blink pattern /* Blink pattern
* - 250 ms : button is not pressed * - 250 ms : button is not pressed
* - 1000 ms : button is pressed (and hold) * - 1000 ms : button is pressed (and hold)
@ -44,21 +39,18 @@ enum {
#define HELLO_STR "Hello from TinyUSB\r\n" #define HELLO_STR "Hello from TinyUSB\r\n"
int main(void) int main(void) {
{
board_init(); board_init();
board_led_write(true); board_led_write(true);
uint32_t start_ms = 0; uint32_t start_ms = 0;
bool led_state = false; bool led_state = false;
while (1) while (1) {
{
uint32_t interval_ms = board_button_read() ? BLINK_PRESSED : BLINK_UNPRESSED; uint32_t interval_ms = board_button_read() ? BLINK_PRESSED : BLINK_UNPRESSED;
// Blink and print every interval ms // Blink and print every interval ms
if ( !(board_millis() - start_ms < interval_ms) ) if (!(board_millis() - start_ms < interval_ms)) {
{
board_uart_write(HELLO_STR, strlen(HELLO_STR)); board_uart_write(HELLO_STR, strlen(HELLO_STR));
start_ms = board_millis(); start_ms = board_millis();
@ -69,16 +61,14 @@ int main(void)
// echo // echo
uint8_t ch; uint8_t ch;
if ( board_uart_read(&ch, 1) > 0 ) if (board_uart_read(&ch, 1) > 0) {
{
board_uart_write(&ch, 1); board_uart_write(&ch, 1);
} }
} }
} }
#if CFG_TUSB_MCU == OPT_MCU_ESP32S2 || CFG_TUSB_MCU == OPT_MCU_ESP32S3 #if CFG_TUSB_MCU == OPT_MCU_ESP32S2 || CFG_TUSB_MCU == OPT_MCU_ESP32S3
void app_main(void) void app_main(void) {
{
main(); main();
} }
#endif #endif

28
hw/bsp/stm32u5/boards/stm32u5a5nucleo/board.h
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@ -43,12 +43,12 @@ extern "C"
#define BUTTON_STATE_ACTIVE 1 #define BUTTON_STATE_ACTIVE 1
// UART Enable for STLink VCOM // UART Enable for STLink VCOM
#define UART_DEV LPUART1 #define UART_DEV USART1
#define UART_CLK_EN __HAL_RCC_LPUART1_CLK_ENABLE #define UART_CLK_EN __HAL_RCC_USART1_CLK_ENABLE
#define UART_GPIO_PORT GPIOG #define UART_GPIO_PORT GPIOA
#define UART_GPIO_AF GPIO_AF8_LPUART1 #define UART_GPIO_AF GPIO_AF7_USART1
#define UART_TX_PIN GPIO_PIN_7 #define UART_TX_PIN GPIO_PIN_9
#define UART_RX_PIN GPIO_PIN_8 #define UART_RX_PIN GPIO_PIN_10
//--------------------------------------------------------------------+ //--------------------------------------------------------------------+
// RCC Clock // RCC Clock
@ -103,16 +103,24 @@ static void SystemClock_Config(void) {
// USB Clock // USB Clock
__HAL_RCC_SYSCFG_CLK_ENABLE(); __HAL_RCC_SYSCFG_CLK_ENABLE();
RCC_PeriphCLKInitTypeDef PeriphClkInit = {0}; RCC_PeriphCLKInitTypeDef usb_clk_init = { 0};
PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USBPHY; usb_clk_init.PeriphClockSelection = RCC_PERIPHCLK_USBPHY;
PeriphClkInit.UsbPhyClockSelection = RCC_USBPHYCLKSOURCE_HSE; usb_clk_init.UsbPhyClockSelection = RCC_USBPHYCLKSOURCE_HSE;
if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK) { if (HAL_RCCEx_PeriphCLKConfig(&usb_clk_init) != HAL_OK) {
Error_Handler(); Error_Handler();
} }
/** Set the OTG PHY reference clock selection /** Set the OTG PHY reference clock selection
*/ */
HAL_SYSCFG_SetOTGPHYReferenceClockSelection(SYSCFG_OTG_HS_PHY_CLK_SELECT_1); HAL_SYSCFG_SetOTGPHYReferenceClockSelection(SYSCFG_OTG_HS_PHY_CLK_SELECT_1);
// USART clock
RCC_PeriphCLKInitTypeDef uart_clk_init = { 0};
uart_clk_init.PeriphClockSelection = RCC_PERIPHCLK_USART1;
uart_clk_init.Usart1ClockSelection = RCC_USART1CLKSOURCE_PCLK2;
if (HAL_RCCEx_PeriphCLKConfig(&uart_clk_init) != HAL_OK) {
Error_Handler();
}
} }
static void SystemPower_Config(void) { static void SystemPower_Config(void) {

5
hw/bsp/stm32u5/family.c
View File

@ -106,7 +106,7 @@ void board_init(void) {
GPIO_InitStruct.Pin = UART_TX_PIN | UART_RX_PIN; GPIO_InitStruct.Pin = UART_TX_PIN | UART_RX_PIN;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL; GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_MEDIUM;
GPIO_InitStruct.Alternate = UART_GPIO_AF; GPIO_InitStruct.Alternate = UART_GPIO_AF;
HAL_GPIO_Init(UART_GPIO_PORT, &GPIO_InitStruct); HAL_GPIO_Init(UART_GPIO_PORT, &GPIO_InitStruct);
@ -121,7 +121,6 @@ void board_init(void) {
UartHandle.Init.OneBitSampling = UART_ONE_BIT_SAMPLE_DISABLE; UartHandle.Init.OneBitSampling = UART_ONE_BIT_SAMPLE_DISABLE;
UartHandle.Init.ClockPrescaler = UART_PRESCALER_DIV1; UartHandle.Init.ClockPrescaler = UART_PRESCALER_DIV1;
UartHandle.AdvancedInit.AdvFeatureInit = UART_ADVFEATURE_NO_INIT; UartHandle.AdvancedInit.AdvFeatureInit = UART_ADVFEATURE_NO_INIT;
HAL_UART_Init(&UartHandle); HAL_UART_Init(&UartHandle);
/* Configure USB GPIOs */ /* Configure USB GPIOs */
@ -196,8 +195,6 @@ void board_init(void) {
USB_OTG_HS->GCCFG |= USB_OTG_GCCFG_VBVALEXTOEN; USB_OTG_HS->GCCFG |= USB_OTG_GCCFG_VBVALEXTOEN;
USB_OTG_HS->GCCFG |= USB_OTG_GCCFG_VBVALOVAL; USB_OTG_HS->GCCFG |= USB_OTG_GCCFG_VBVALOVAL;
#endif // USB_OTG_FS #endif // USB_OTG_FS
} }
//--------------------------------------------------------------------+ //--------------------------------------------------------------------+