124 lines
2.6 KiB
C
124 lines
2.6 KiB
C
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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#include <avr/io.h>
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#include <stdio.h>
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#include <avr/interrupt.h>
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#include <util/delay.h>
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#include "uart/uart.h"
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#include "uart/uart_addon.h"
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#include "res/strings.h"
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#include "nrf24l01/nrf24.h"
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#define UART_BAUD_RATE 9600
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unsigned char get_uart_char(void){
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unsigned int res;
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do{
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res = uart_getc();
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} while(res & UART_NO_DATA);
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return (unsigned char) res;
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}
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static int get_uart_line(char *pbuf, int len_ln){
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int i = 0;
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unsigned char c;
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len_ln=len_ln-1;
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while((c=get_uart_char()) != 0x0D && i<len_ln){
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uart_putc(c);
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pbuf[i] = c;
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i=i+1;
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}
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pbuf[i] = '\0';
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return i;
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}
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typedef struct data_arr{
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uint8_t buffer[32];
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}data_array;
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uint8_t rx_mac[5] = {0xE7,0xE7,0xE7,0xE7,0xE7};
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uint8_t tx_mac[5] = {0xD7,0xD7,0xD7,0xD7,0xD7};
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uint8_t temp;
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int main(void){
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uart_init(UART_BAUD_SELECT(UART_BAUD_RATE,F_CPU));
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/* initializes hardware pins */
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nrf24_init();
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/* RF channel: #2 , payload length: 4 */
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nrf24_config(2,32);
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/* Set the module's own address */
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nrf24_rx_address(rx_mac);
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/* Set the transmit address */
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nrf24_tx_address(tx_mac);
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sei();
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data_array buff;
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char cmd[5];
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uint8_t i;
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unsigned int len_line=0;
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uart_puts_p(CmdPrompt);
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while(1){
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if (!(UCSRA & (1 << RXC))){
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len_line=get_uart_line(&cmd[0],sizeof(cmd));
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if (len_line>0){
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if (strcmp(cmd, CmdLD)==0){
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/* Automatically goes to TX mode */
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nrf24_send((uint8_t*) &cmd);
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/* Wait for transmission to end */
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while(nrf24_isSending());
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/* Make analysis on last tranmission attempt */
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temp = nrf24_lastMessageStatus();
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if(temp == NRF24_TRANSMISSON_OK){
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uart_puts_p(TransOK);
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}else if(temp == NRF24_MESSAGE_LOST){
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uart_puts_p(TransLost);
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}
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/* Retranmission count indicates the tranmission quality */
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temp = nrf24_retransmissionCount();
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uart_puts_p(ReTransCnt);
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uart_put_int(temp);
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uart_puts_p(CmdPrompt);
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/* Optionally, go back to RX mode ... */
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nrf24_powerUpRx();
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/* Or you might want to power down after TX */
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// nrf24_powerDown();
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/* Wait a little ... */
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_delay_ms(10);
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}
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if (strcmp(cmd, CmdHelp)==0){
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uart_puts_p(HelpTitle);
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uart_puts_p(HelpItem1);
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uart_puts_p(HelpItem2);
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uart_puts_p(CmdPrompt);
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}
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}
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}
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if(nrf24_dataReady()){
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nrf24_getData((uint8_t *) &buff);
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for ( i=0; i < sizeof(buff.buffer); i++ ){
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uart_puthex_byte(buff.buffer[i]);
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uart_putc(' ');
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}
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uart_puts(CRLF);
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}
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}
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}
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