jkj
Dependencies: BSP_DISCO_L476VG LCD_DISCO_L476VG mbed nRF24L01P
Fork of Final_project_Dom_2TOMS_addChannel12 by
main.cpp
- Committer:
- jblackann
- Date:
- 2018-04-20
- Revision:
- 5:8d2188479eec
- Parent:
- 4:dcee65c6cebf
- Child:
- 6:5c8300551004
File content as of revision 5:8d2188479eec:
#include "mbed.h" #include "nRF24L01P.h" #include "LCD_DISCO_L476VG.h" Serial pc(USBTX, USBRX); // tx, rx nRF24L01P my_nrf24l01p(PE_15, PE_14, PE_13, PE_12, PE_10, PE_11); // mosi, miso, sck, csn, ce, irq DigitalOut myled1(LED1); DigitalOut myled2(LED2); LCD_DISCO_L476VG lcd; void channelChangeMode (void) { char stayInWhile = 1; char receivedChannelCharacter; int rf_channel = 2400; pc.printf("Channel menu\n\r"); pc.printf("select channel\n\r"); while(stayInWhile) { pc.printf("waiting for Channel\n\r"); if ( pc.readable() ) { receivedChannelCharacter = pc.getc(); if (receivedChannelCharacter >= '1' && receivedChannelCharacter <= '9') // if received 0 through 9 load transmit buffer k { pc.printf("received valid number\n\r"); receivedChannelCharacter = receivedChannelCharacter - 0x30; rf_channel = rf_channel + receivedChannelCharacter; pc.printf("new channel, %d\n\r", rf_channel); my_nrf24l01p.setRfFrequency(rf_channel); wait(1); pc.printf( "nRF24L01+ Frequency : %d MHz\r\n", my_nrf24l01p.getRfFrequency() ); stayInWhile = 0; } else { pc.printf(" invalid number\n\r"); } } wait(1); } pc.printf("exiting Channel change mode\n\r"); } int main() { // The nRF24L01+ supports transfers from 1 to 32 bytes, but Sparkfun's // "Nordic Serial Interface Board" (http://www.sparkfun.com/products/9019) // only handles 4 byte transfers in the ATMega code. #define TRANSFER_SIZE 4 char txData[TRANSFER_SIZE], rxData[TRANSFER_SIZE]; int txDataCnt = 0; int rxDataCnt = 0; char receivedTerminalCharacter; uint32_t temp = 0; uint8_t stemp[7] = {0}; //uint8_t title[] = " DISCOVERY STM32L476"; my_nrf24l01p.powerUp(); // Display the (default) setup of the nRF24L01+ chip pc.printf( "nRF24L01+ Frequency : %d MHz\r\n", my_nrf24l01p.getRfFrequency() ); pc.printf( "nRF24L01+ Output power : %d dBm\r\n", my_nrf24l01p.getRfOutputPower() ); pc.printf( "nRF24L01+ Data Rate : %d kbps\r\n", my_nrf24l01p.getAirDataRate() ); pc.printf( "nRF24L01+ TX Address : 0x%010llX\r\n", my_nrf24l01p.getTxAddress() ); pc.printf( "nRF24L01+ RX Address : 0x%010llX\r\n", my_nrf24l01p.getRxAddress() ); pc.printf( "Type keys to test transfers:\r\n (transfers are grouped into %d characters)\r\n", TRANSFER_SIZE ); my_nrf24l01p.setTransferSize( TRANSFER_SIZE ); my_nrf24l01p.setReceiveMode(); my_nrf24l01p.enable(); printf("Hello\n"); //led_green = 1; lcd.Clear(); lcd.DisplayString((uint8_t *)"HELLO"); wait(5); lcd.Clear(); while (1) { // If we've received anything over the host serial link... if ( pc.readable() ) { receivedTerminalCharacter = pc.getc(); if (receivedTerminalCharacter >= '0' && receivedTerminalCharacter <= '9') // if received 0 through 9 load transmit buffer { pc.printf("Loading TX buffer"); // ...add it to the transmit buffer txData[txDataCnt++] = pc.getc(); // If the transmit buffer is full if ( txDataCnt >= sizeof( txData ) ) { // Send the transmitbuffer via the nRF24L01+ my_nrf24l01p.write( NRF24L01P_PIPE_P0, txData, txDataCnt ); txDataCnt = 0; // Toggle LED1 (to help debug Host -> nRF24L01+ communication) myled1 = !myled1; } } else if (receivedTerminalCharacter == 'h') { pc.printf("Radio help menu\n\r"); pc.printf("Press c for channel: \n\r"); pc.printf("Press t for TX Power: \n\r"); pc.printf("Press d for datarate: \n\r"); } else if (receivedTerminalCharacter == 'c') { channelChangeMode(); } } // If we've received anything in the nRF24L01+... if ( my_nrf24l01p.readable() ) { // ...read the data into the receive buffer rxDataCnt = my_nrf24l01p.read( NRF24L01P_PIPE_P0, rxData, sizeof( rxData ) ); // Display the receive buffer contents via the host serial link for ( int i = 0; rxDataCnt > 0; rxDataCnt--, i++ ) { pc.putc( rxData[i] ); } lcd.Clear(); lcd.DisplayString((uint8_t *)"REC"); wait(5); lcd.Clear(); } // printf("Scroll sequence\n"); //led_green = 0; //lcd.Clear(); // Toggle LED2 (to help debug nRF24L01+ -> Host communication) myled2 = !myled2; } }