NRF905 avr调试程序 GCC 接收速率4kbps已测成功

#include <avr/io.h> #include <avr/interrupt.h> #include <util/delay.h> #include "mcu_function.h" #include "wireless_define.h" #define SET 1 #define NOT_SET 0 void init_parameter(void); unsigned char TxRxBuf[4]; volatile struct voltage { unsigned char H_data; unsigned char L_data; int value; }current_voltage[8]; volatile unsigned char ad_H; volatile unsigned char ad_L; volatile unsigned char current_ADC; //volatile unsigned char Rxd_buffer[4]; //volatile unsigned char Rxd_buffer_cout; volatile unsigned char flag_AD; //volatile unsigned char flag_Rxd; volatile unsigned char flag_time; /* //===================================================================================== //Function : Delay x us //===================================================================================== void Delay(unsigned int us) { while ( us-- ) { ; } } //===================================================================================== //Function : Delay x ms //===================================================================================== void Delay_ms( unsigned int ms ) { unsigned int temp_i;; while ( ms-- ) { temp_i = 30; while(temp_i--); } } */ int main(void) { init_devices(); init_parameter(); DDRC = 0xff;//identify that wheathe the MCU is working. PORTC = 0x0f; //unsigned int vol; //unsigned char uart_trans_L, uart_trans_H; Spi_initial(); system_Init(); Config905(); _delay_us(500); _delay_ms(9000); _delay_ms(9000); TxRxBuf[0] = 0x44;//If data change failed, the data being get will be 0x44. TxRxBuf[1] = 0x44; TxRxBuf[2] = 0x44; TxRxBuf[3] = 0x44; while(1) { /* for (current_ADC = 0; current_ADC < 2; current_ADC++) { adc_init(current_ADC); while( flag_time == NOT_SET) //delay 6ms250us { if (flag_AD == SET) { current_voltage[current_ADC].value = adc_calc(); // ten bits adc.four bits number of the senor.two bits for identifing the high or low of the data. current_voltage[current_ADC].L_data = (unsigned char)( (current_voltage[current_ADC].value&0x007F) ); current_voltage[current_ADC].H_data = (unsigned char)( ((current_voltage[current_ADC].value>>7)|0b10000000))|((current_ADC<<3) ); TxRxBuf[(2*current_ADC)] = current_voltage[current_ADC].H_data; TxRxBuf[(2*current_ADC+1)] = current_voltage[current_ADC].L_data; // USART_Transmit( current_voltage[current_ADC].H_data ); // USART_Transmit( current_voltage[current_ADC].L_data ); flag_AD = NOT_SET; } // if (flag_Rxd == SET) // { // USART_Transmit( Rxd_buffer[0] ); // USART_Transmit( Rxd_buffer[1] ); // flag_Rxd = NOT_SET; // Rxd_buffer_cout = 0; // } } flag_time = NOT_SET; } TxPacket( TxRxBuf ); // 装载待发送数据 SetTxMode( ); // 设置进入发送状态 */ TxPacket( TxRxBuf ); // 装载待发送数据 SetTxMode( ); // 设置进入发送状态 if( TxRxBuf[3] < 0xf0 ) //DON'T USE (TxRxBuf[3] < 0xf0) FOR JUDGING , FOR AVOIDDING DATA EXCEED. { TxRxBuf[0] += 1; TxRxBuf[1] += 1; TxRxBuf[2] += 1; TxRxBuf[3] += 1; } else { TxRxBuf[0] = 0x01; TxRxBuf[1] = 0x02; TxRxBuf[2] = 0x03; TxRxBuf[3] = 0x04; } } return 0; } void init_parameter(void) { ad_H = 0; ad_L = 0; current_ADC = 0; // Rxd_buffer[0] = 0; // Rxd_buffer[1] = 0; // Rxd_buffer[2] = 0; // Rxd_buffer[3] = 0; // Rxd_buffer_cout = 0; flag_AD = NOT_SET; // flag_Rxd = NOT_SET; flag_time = NOT_SET; } SIGNAL(SIG_OVERFLOW0)//timer0 function { flag_time = SET; TCNT0 = 0xBC; } /* //串行接收结束中断服务程序 //#pragma interrupt_handler usart_rx_isr:14 //void usart_rx_isr(void) SIGNAL(SIG_USART_RECV) { if (Rxd_buffer_cout == 0) { Rxd_buffer[Rxd_buffer_cout] = UDR; Rxd_buffer_cout++; } else if (Rxd_buffer_cout == 1) { Rxd_buffer[Rxd_buffer_cout] = UDR; Rxd_buffer_cout++; flag_Rxd = SET; } //问题处理 else { flag_Rxd = NOT_SET; Rxd_buffer_cout = 0; Rxd_buffer[Rxd_buffer_cout] = UDR; Rxd_buffer[1] = 0; } } */ //#pragma interrupt_handler adc_isr:15 //void adc_isr(void) SIGNAL(SIG_ADC) { flag_AD = SET; }