打了5块样板，同一个程序不断下载测试，有一个板子一直正常，其它板子时好时坏，什么原因呢？怎样查找错误？故障时候扫描不到usb port，设备管理器提示未知设备（设备请求描述符失败）
#include "CH58x_common.h"
#include "main.h"
#include "ads1110.h"
#include "atk_lora_01.h"
extern void InitUSBDevPara(void);
extern void InitUSBDevice(void);
extern void USB_IRQProcessHandler( void );
extern UINT8 SendUSBData(UINT8 *p_send_dat,UINT16 send_len);
extern UINT8 Ep1DataOUTLen ;
extern UINT8 Ep1DataOUTFlag ;
extern UINT8 Ep1OUTDataBuf[MAX_PACKET_SIZE];
uint8_t lora_send_data_process(uint8_t* txbuf,int32_t dat);
//#define LORA_MASTER_MODE
//#define LORA_SLAVE_MODE
vola
tile uint32_t lora_AUX_flage = FALSE;
uint16_t aux_timeout=1000;
uint8_t ads1110_delay = 10;
int32_t adcValue=0;
uint8_t adc_txBuf[20];
uint8_t lora_txCnt=0;
uint16_t master_add = 0x1000;
uint16_t slave_addr = 0x0001;
uint8_t master_channel = 20;
void DebugInit( void )
{
GPIOB_SetBits(led1_pin);
GPIOB_ModeCfg( led1_pin, GPIO_ModeOut_PP_5mA );
GPIOB_ModeCfg( vout_pin, GPIO_ModeOut_PP_20mA );
}
int main()
{
SetSysClock( CLK_SOURCE_PLL_60MHz );
DebugInit(); //PA9
printf("startn");
InitUSBDevPara();
InitUSBDevice();
PFIC_EnableIRQ( USB_IRQn );
I2CInit();
ads1110_mode(SINGLE_MODE|PGA1|SPS15|DRDY);
lora_GPIO_cfg();
TMR0_TimerInit( FREQ_SYS / 10 ); // 设置定时时间 100ms
TMR0_ITCfg( ENABLE, TMR0_3_IT_CYC_END ); // 开启中断
PFIC_EnableIRQ( TMR0_IRQn );
vout_on();
lora_Sta = receiveSta;
while(1)
{
// SYS_ResetExecute();
// DelayMs(10);
// led1_toggle;
switch (lora_Sta) {
case receiveSta:
loraRxCnt = 0;
while(LORA_AUX_IN() == GPIO_High_Level)
{
lora_AUX_flage = 1;
}
#ifdef LORA_MASTER_MODE
if(Ep1DataOUTFlag == 1){
Ep1DataOUTFlag = 0;
lora_clear_rxbuf();
for (uint8_t i = 0; i < Ep1DataOUTLen; ++i) {
loraRxBuf[i] = Ep1OUTDataBuf[i];
}
lora_Sta = sendSta;
}else if(lora_AUX_flage ==1){
lora_AUX_flage =0;
SendUSBData(loraRxBuf,loraRxCnt);// strlen(loraRxBuf));
}
#else
if(Ep1DataOUTFlag == 1){
Ep1DataOUTFlag = 0;
lora_clear_rxbuf();
for (uint8_t i = 0; i < Ep1DataOUTLen; ++i) {
loraRxBuf[i] = Ep1OUTDataBuf[i];
}
if((loraRxBuf[0] == 'A') && (loraRxBuf[1] == 'T')){
lora_Sta = configrueSta;
}
else {
// getADS1110(&adcValue);
lora_Sta = sendSta;
}
}else if(lora_AUX_flage ==1){
lora_AUX_flage =0;
// getADS1110(&adcValue);
if((loraRxBuf[0] == 'A') && (loraRxBuf[1] == 'T')){
lora_Sta = configrueSta;
}
else {
lora_Sta = sendSta;
}
}
#endif
break;
case sendSta:
#ifdef LORA_MASTER_MODE
SendUSBData(loraRxBuf, strlen(loraRxBuf));
strcpy(loraRxBuf,"AT+CWMODE=0rn");
if(lora_set_model(DISABLE,loraRxBuf)==FALSE){
strcpy(adc_txBuf, "ERROR");
}
DelayMs(50);
lora_sendData(adc_txBuf, strlen(adc_txBuf));
SendUSBData(adc_txBuf, strlen(adc_txBuf));
lora_clear_rxbuf();
lora_Sta = receiveSta;
#else
//SendUSBData(loraRxBuf, loraRxCnt);
strcpy(loraRxBuf,"AT+CWMODE=0rn");
if(lora_set_model(DISABLE,loraRxBuf)==FALSE){
strcpy(adc_txBuf, "ERROR");
}
adc_txBuf[0] = master_add>>8;
adc_txBuf[1] = master_add & 0x00ff;
adc_txBuf[2] = master_channel;
adc_txBuf[3] = adcValue>>24;
adc_txBuf[4] = adcValue>>16;
adc_txBuf[5] = adcValue>>8;
adc_txBuf[6] = adcValue;
DelayMs(50);
lora_sendData(adc_txBuf, 7);
SendUSBData(adc_txBuf, 7);
lora_clear_rxbuf();
lora_Sta = receiveSta;
#endif
break;
case configrueSta:
lora_set_model(ENABLE,loraRxBuf);
DelayMs(50);
lora_sendCMD(loraRxBuf);
aux_timeout = 1000;
while(LORA_AUX_IN() == GPIO_Low_Level){
DelayMs(1);
if(aux_timeout-- == 0){
break;
}
}
aux_timeout = 1000;
while(LORA_AUX_IN() == GPIO_High_Level){
DelayMs(1);
if(aux_timeout-- == 0){
break;
}
}
SendUSBData(loraRxBuf, strlen(loraRxBuf));
lora_clear_rxbuf();
lora_Sta = receiveSta;
break;
default:lora_Sta = receiveSta;
break;
}
USB_IRQProcessHandler();
// if(ads1110_delay == 0){
// ads1110_delay=5;
// getADS1110(&adcValue);
// sprintf(txBuf,"%drn",adcValue);
// SendUSBData(txBuf,strlen(txBuf));
// GPIOB_InverseBits(led1_pin);
// }
// 注意当主频为80M时，Sleep睡眠唤醒中断不可调用flash内代码。
// LowPower_Sleep( RB_PWR_RAM30K | RB_PWR_RAM2K ); //只保留30+2K SRAM 供电
// HSECFG_Current( HSE_RCur_100 ); // 降为额定电流(低功耗函数中提升了HSE偏置电流)
}
}
unsigned int crc16(unsigned char *puchMsg, unsigned int usDataLen)
{
unsigned char i;
unsigned int crc = 0xffff;
unsigned char TT;
while (usDataLen--) // ???????
{
crc = crc ^ (*puchMsg);
puchMsg++;
for (i = 0; i < 8; i++)
{
TT = crc & 1;
crc = crc >> 1;
crc = crc & 0x7fff;
if (TT == 1)
crc = crc ^ 0xa001;
crc = crc & 0xffff;
}
}
return crc;
}
uint8_t lora_send_data_process(uint8_t* txbuf,int32_t dat){
uint8_t result = FALSE;
uint8_t num = 0;
uint16_t crc =0;
txbuf[num++] = master_add >> 8;
txbuf[num++] = master_add;
txbuf[num++] = master_channel;
txbuf[num++] = slave_addr >> 8;
txbuf[num++] = slave_addr & 0x00ff;
txbuf[num++] = 4;
txbuf[num++] = dat >> 24;
txbuf[num++] = dat >> 16;
txbuf[num++] = dat >> 8;
txbuf[num++] = dat ;
crc = crc16(txbuf, num);
txbuf[num++] = crc >> 8;
txbuf[num++] = crc & 0x00ff;
lora_sendData(loraTxBuf, num);
return result;
}
uint8_t receive_data_decode(uint8_t *buf,uint8_t len){
uint8_t result = FALSE;
uint16_t crc =0;
crc = crc16(buf, len - 2);
if(((crc & 0x00ff) == buf[len -2]) && ((crc >> 8) == buf[len -1])){
result = TRUE;
}
else {
result = FALSE;
}
return result;
}
__INTERRUPT
__HIGH_CODE
void TMR0_IRQHandler( void ) // TMR0 定时中断
{
if ( TMR0_GetITFlag( TMR0_3_IT_CYC_END ) )
{
TMR0_ClearITFlag( TMR0_3_IT_CYC_END ); // 清除中断标志
led1_toggle;
}
}
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