102 lines
3.0 KiB
C
102 lines
3.0 KiB
C
/*
|
|
nrf24l01 lib 0x02
|
|
|
|
copyright (c) Davide Gironi, 2012
|
|
|
|
References:
|
|
- This library is based upon nRF24L01 avr lib by Stefan Engelke
|
|
http://www.tinkerer.eu/AVRLib/nRF24L01
|
|
- and arduino library 2011 by J. Coliz
|
|
http://maniacbug.github.com/RF24
|
|
|
|
Released under GPLv3.
|
|
Please refer to LICENSE file for licensing information.
|
|
*/
|
|
|
|
#ifndef _NRF24L01_H_
|
|
#define _NRF24L01_H_
|
|
|
|
#include <avr/io.h>
|
|
|
|
//CE and CSN port definitions
|
|
#define NRF24L01_DDR DDRB
|
|
#define NRF24L01_PORT PORTB
|
|
#define NRF24L01_CE PB0
|
|
#define NRF24L01_CSN PB1
|
|
|
|
//define the spi path
|
|
#define NRF24L01_SPIPATH "../spi/spi.h" //spi lib path
|
|
|
|
//CE and CSN functions
|
|
#define nrf24l01_CSNhi NRF24L01_PORT |= (1<<NRF24L01_CSN);
|
|
#define nrf24l01_CSNlo NRF24L01_PORT &= ~(1<<NRF24L01_CSN);
|
|
#define nrf24l01_CEhi NRF24L01_PORT |= (1<<NRF24L01_CE);
|
|
#define nrf24l01_CElo NRF24L01_PORT &= ~(1<<NRF24L01_CE);
|
|
|
|
//power setup
|
|
#define NRF24L01_RF24_PA_MIN 1
|
|
#define NRF24L01_RF24_PA_LOW 2
|
|
#define NRF24L01_RF24_PA_HIGH 3
|
|
#define NRF24L01_RF24_PA_MAX 4
|
|
#define NRF24L01_RF24_PA NRF24L01_RF24_PA_MAX
|
|
|
|
//speed setup
|
|
#define NRF24L01_RF24_SPEED_250KBPS 1
|
|
#define NRF24L01_RF24_SPEED_1MBPS 2
|
|
#define NRF24L01_RF24_SPEED_2MBPS 3
|
|
#define NRF24L01_RF24_SPEED NRF24L01_RF24_SPEED_1MBPS
|
|
|
|
//crc setup
|
|
#define NRF24L01_RF24_CRC_DISABLED 1
|
|
#define NRF24L01_RF24_CRC_8 2
|
|
#define NRF24L01_RF24_CRC_16 3
|
|
#define NRF24L01_RF24_CRC NRF24L01_RF24_CRC_16
|
|
|
|
//transmission channel
|
|
#define NRF24L01_CH 2
|
|
|
|
//payload lenght
|
|
#define NRF24L01_PAYLOAD 32
|
|
|
|
//auto ack enabled
|
|
#define NRF24L01_ACK 1
|
|
|
|
//auto retransmit delay and count
|
|
#define NRF24L01_RETR (0b0100 << NRF24L01_REG_ARD) | (0b0111 << NRF24L01_REG_ARC) //1500uS, 15 times
|
|
|
|
//enable / disable pipe
|
|
#define NRF24L01_ENABLEDP0 1 //pipe 0
|
|
#define NRF24L01_ENABLEDP1 1 //pipe 1
|
|
#define NRF24L01_ENABLEDP2 1 //pipe 2
|
|
#define NRF24L01_ENABLEDP3 1 //pipe 3
|
|
#define NRF24L01_ENABLEDP4 1 //pipe 4
|
|
#define NRF24L01_ENABLEDP5 1 //pipe 5
|
|
|
|
//address size
|
|
#define NRF24L01_ADDRSIZE 5
|
|
|
|
//pipe address
|
|
#define NRF24L01_ADDRP0 {0xE8, 0xE8, 0xF0, 0xF0, 0xE2} //pipe 0, 5 byte address
|
|
#define NRF24L01_ADDRP1 {0xC1, 0xC2, 0xC2, 0xC2, 0xC2} //pipe 1, 5 byte address
|
|
#define NRF24L01_ADDRP2 {0xC1, 0xC2, 0xC2, 0xC2, 0xC3} //pipe 2, 5 byte address
|
|
#define NRF24L01_ADDRP3 {0xC1, 0xC2, 0xC2, 0xC2, 0xC4} //pipe 3, 5 byte address
|
|
#define NRF24L01_ADDRP4 {0xC1, 0xC2, 0xC2, 0xC2, 0xC5} //pipe 4, 5 byte address
|
|
#define NRF24L01_ADDRP5 {0xC1, 0xC2, 0xC2, 0xC2, 0xC6} //pipe 5, 5 byte address
|
|
#define NRF24L01_ADDRTX {0xE8, 0xE8, 0xF0, 0xF0, 0xE2} //tx default address*/
|
|
|
|
//enable print info function
|
|
#define NRF24L01_PRINTENABLE 0
|
|
|
|
extern void nrf24l01_init();
|
|
extern uint8_t nrf24l01_getstatus();
|
|
extern uint8_t nrf24l01_readready();
|
|
extern void nrf24l01_read(uint8_t *data);
|
|
extern uint8_t nrf24l01_write(uint8_t *data);
|
|
extern void nrf24l01_setrxaddr(uint8_t channel, uint8_t *addr);
|
|
extern void nrf24l01_settxaddr(uint8_t *addr);
|
|
#if NRF24L01_PRINTENABLE == 1
|
|
extern void nrf24l01_printinfo(void(*prints)(const char *), void(*printc)(unsigned char data));
|
|
#endif
|
|
|
|
#endif
|