把代码里面的queue换为charbuff和charbuff的head和tail int main(void) { // hardware/peripheral initialisation uint8_t Q; queue_init(&charBuf); gpio_set_mode(P_LD2, Output); gpio_set_mode(P_B1, PullUp); uart_init(9600); uart_set_rx_callback(uart_rx_isr); uart_enable(); while (1) { if (flag){ // there is a new character ReadChar(c); if(!queue_enqueue(&charBuf,X)){ while(1){ if(gpio_get(P_B1) == 0){ uart_enable(); queue_init(&charBuf); } } }else{ if(queue_dequeue(&charBuf,&Q)){ uart_tx(Q); BlinkMorseCode(Q); } } } flag = 0; } }
时间: 2024-03-10 08:46:39 浏览: 92
根据你的要求,我可以把代码里面的queue换为charbuff,并且使用charbuff的head和tail。
下面是修改后的代码:
```c
int main(void) {
// hardware/peripheral initialisation
uint8_t Q;
charbuff_init(&charBuf);
gpio_set_mode(P_LD2, Output);
gpio_set_mode(P_B1, PullUp);
uart_init(9600);
uart_set_rx_callback(uart_rx_isr);
uart_enable();
while (1) {
if (flag) { // there is a new character
char c;
ReadChar(c);
if (!charbuff_enqueue(&charBuf, c)) {
while (1) {
if (gpio_get(P_B1) == 0) {
uart_enable();
charbuff_init(&charBuf);
}
}
} else {
if (charbuff_dequeue(&charBuf, &Q)) {
uart_tx(Q);
BlinkMorseCode(Q);
}
}
}
flag = 0;
}
}
```
注意,这里还需要定义charbuff_init、charbuff_enqueue和charbuff_dequeue这三个函数,来初始化、入队和出队charbuff。
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