Embedded/tinyusb
1
0
Fork 0
mirror of https://github.com/hathach/tinyusb.git synced 2025-01-31 05:52:55 +08:00
Code Issues Packages Projects Releases Wiki Activity

add button support

Browse Source
This commit is contained in:
hathach 2023-01-12 15:19:26 +07:00
parent 65f7a8006c
commit f05f81e8b3
2 changed files with 92 additions and 29 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

50
hw/bsp/ch32v307/boards/ch32v307v-r1-1v0/board.h Normal file
View File

@ -0,0 +1,50 @@
/*
* The MIT License (MIT)
*
* Copyright (c) 2023 Ha Thach (tinyusb.org) for Adafruit Industries
*
* 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.
*/
#ifndef BOARD_H_
#define BOARD_H_
#ifdef __cplusplus
extern "C" {
#endif
// LED: need to wire pin LED1 to PC0 in the J3 header
#define LED_PORT GPIOC
#define LED_PIN GPIO_Pin_0
#define LED_STATE_ON 0
#define LED_CLOCK_EN() RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOC, ENABLE)
// Button: need to wire pin KEY to PC1 in the J3 header
#define BUTTON_PORT GPIOC
#define BUTTON_PIN GPIO_Pin_1
#define BUTTON_STATE_ACTIVE 0
#define BUTTON_CLOCK_EN() do { } while(0) // same as LED clock, no need to do anything
// TODO UART port
#ifdef __cplusplus
}
#endif
#endif

71
hw/bsp/ch32v307/family.c
View File

@ -28,19 +28,22 @@
#include "debug_uart.h"
#include "ch32v30x.h"
#include "../board.h"
#include "bsp/board.h"
#include "board.h"
//--------------------------------------------------------------------+
// Forward USB interrupt events to TinyUSB IRQ Handler
//--------------------------------------------------------------------+
void USBHS_IRQHandler(void) __attribute__((naked));
void USBHS_IRQHandler(void) {
__asm volatile ("call USBHS_IRQHandler_impl; mret");
void USBHS_IRQHandler (void) __attribute__((naked));
void USBHS_IRQHandler (void)
{
__asm volatile ("call USBHS_IRQHandler_impl; mret");
}
__attribute__ ((used)) void USBHS_IRQHandler_impl(void) {
tud_int_handler(0);
__attribute__ ((used)) void USBHS_IRQHandler_impl (void)
{
tud_int_handler(0);
}
//--------------------------------------------------------------------+
@ -49,13 +52,13 @@ __attribute__ ((used)) void USBHS_IRQHandler_impl(void) {
uint32_t SysTick_Config(uint32_t ticks)
{
NVIC_EnableIRQ(SysTicK_IRQn);
SysTick->CTLR=0;
SysTick->SR=0;
SysTick->CNT=0;
SysTick->CMP=ticks-1;
SysTick->CTLR=0xF;
return 0;
NVIC_EnableIRQ(SysTicK_IRQn);
SysTick->CTLR=0;
SysTick->SR=0;
SysTick->CNT=0;
SysTick->CMP=ticks-1;
SysTick->CTLR=0xF;
return 0;
}
void board_init(void) {
@ -63,7 +66,6 @@ void board_init(void) {
/* Disable interrupts during init */
__disable_irq();
#if CFG_TUSB_OS == OPT_OS_NONE
SysTick_Config(SystemCoreClock / 1000);
#endif
@ -79,11 +81,19 @@ void board_init(void) {
GPIO_InitTypeDef GPIO_InitStructure = {0};
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOC, ENABLE);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0;
// LED
LED_CLOCK_EN();
GPIO_InitStructure.GPIO_Pin = LED_PIN;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_OD;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(GPIOC, &GPIO_InitStructure);
GPIO_Init(LED_PORT, &GPIO_InitStructure);
// Button
BUTTON_CLOCK_EN();
GPIO_InitStructure.GPIO_Pin = BUTTON_PIN;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(BUTTON_PORT, &GPIO_InitStructure);
/* Enable interrupts globally */
__enable_irq();
@ -114,26 +124,29 @@ uint32_t board_millis(void) { return system_ticks; }
// Board porting API
//--------------------------------------------------------------------+
void board_led_write(bool state) {
(void) state;
GPIO_WriteBit(GPIOC, GPIO_Pin_0, state);
void board_led_write (bool state)
{
GPIO_WriteBit(LED_PORT, LED_PIN, state);
}
uint32_t board_button_read(void) {
return false;
uint32_t board_button_read (void)
{
return BUTTON_STATE_ACTIVE == GPIO_ReadInputDataBit(BUTTON_PORT, BUTTON_PIN);
}
int board_uart_read(uint8_t* buf, int len) {
(void)buf;
(void)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) {
int board_uart_write (void const *buf, int len)
{
int txsize = len;
while (txsize--) {
uart_write(*(uint8_t const*)buf);
while ( txsize-- )
{
uart_write(*(uint8_t const*) buf);
buf++;
}
return len;