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/*
* The MIT License (MIT)
*
* Copyright (c) 2026, Ha Thach (tinyusb.org)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* This file is part of the TinyUSB stack.
*/
/* metadata:
manufacturer: Puya
*/
#include "py32f0xx_hal.h"
#include "bsp/board_api.h"
#include "board.h"
void USB_IRQHandler(void) {
tud_int_handler(0);
}
void USBD_IRQHandler(void) {
tud_int_handler(0);
}
void HAL_MspInit(void) {
__HAL_RCC_SYSCFG_CLK_ENABLE();
__HAL_RCC_PWR_CLK_ENABLE();
}
void board_init(void) {
HAL_Init();
board_py32f0_clock_init();
__HAL_RCC_SYSCFG_CLK_ENABLE();
__HAL_RCC_PWR_CLK_ENABLE();
__HAL_RCC_GPIOA_CLK_ENABLE();
__HAL_RCC_GPIOB_CLK_ENABLE();
#if CFG_TUSB_OS == OPT_OS_NONE
SysTick_Config(SystemCoreClock / 1000);
#elif CFG_TUSB_OS == OPT_OS_FREERTOS
SysTick->CTRL &= ~1U;
NVIC_SetPriority(USB_IRQn, configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY);
#endif
GPIO_InitTypeDef GPIO_InitStruct;
GPIO_InitStruct.Pin = LED_PIN;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_PULLUP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
HAL_GPIO_Init(LED_PORT, &GPIO_InitStruct);
board_led_write(false);
GPIO_InitStruct.Pin = BUTTON_PIN;
GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
GPIO_InitStruct.Pull = GPIO_PULLUP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
HAL_GPIO_Init(BUTTON_PORT, &GPIO_InitStruct);
__HAL_RCC_USB_CLK_ENABLE();
}
void board_led_write(bool state) {
GPIO_PinState pin_state = (GPIO_PinState) (state ? LED_STATE_ON : (1 - LED_STATE_ON));
HAL_GPIO_WritePin(LED_PORT, LED_PIN, pin_state);
}
uint32_t board_button_read(void) {
return BUTTON_STATE_ACTIVE == HAL_GPIO_ReadPin(BUTTON_PORT, BUTTON_PIN);
}
size_t board_get_unique_id(uint8_t id[], size_t max_len) {
(void) max_len;
volatile uint32_t * py32_uuid = (volatile uint32_t *) UID_BASE;
uint32_t* id32 = (uint32_t*) (uintptr_t) id;
uint8_t const len = 12;
id32[0] = py32_uuid[0];
id32[1] = py32_uuid[1];
id32[2] = py32_uuid[2];
return len;
}
int board_uart_read(uint8_t *buf, int len) {
(void) buf; (void) len;
return 0;
}
int board_uart_write(void const *buf, int len) {
(void) buf; (void) len;
return -1;
}
#if CFG_TUSB_OS == OPT_OS_NONE
volatile uint32_t system_ticks = 0;
void SysTick_Handler(void) {
HAL_IncTick();
system_ticks++;
}
uint32_t tusb_time_millis_api(void) {
return system_ticks;
}
#endif
void HardFault_Handler(void) {
__asm("BKPT #0\n");
}
void _init(void);
void _init(void) {
}
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