diff options
Diffstat (limited to 'rf_test/rfm.c')
| -rw-r--r-- | rf_test/rfm.c | 21 |
1 files changed, 13 insertions, 8 deletions
diff --git a/rf_test/rfm.c b/rf_test/rfm.c index b190e96..12d1f25 100644 --- a/rf_test/rfm.c +++ b/rf_test/rfm.c @@ -11,10 +11,12 @@ #define MISO_PIN PB4 #define SPI_DDR DDRB -#define RX_MODE 0x10 -#define TX_MODE 0x0C -#define SLEEP_MODE 0x00 -#define STDBY_MODE 0x04 +// RFM operation modes +#define RX 0x10 +#define TX 0x0C +#define SLEEP 0x00 +#define STDBY 0x04 +#define LISTEN_ON 0x40 static inline void spi_init(void) { @@ -57,20 +59,19 @@ static inline void set_mode(uint8_t mode) ; } -void rfm_init(uint8_t addr) +void rfm_init(void) { spi_init(); - set_mode(STDBY_MODE); + set_mode(STDBY | LISTEN_ON); // rx interrupt on DPIO0 write_reg(0x25, 0x40); write_reg(0x26, 0x07); - // packet format: 8 bits + whitening + crc + addr filtering + // packet format: 8 bits + whitening + crc write_reg(0x37, 0x52); write_reg(0x38, 0x08); - write_reg(0x38, addr); // disable encryption write_reg(0x3D, 0x02); @@ -98,3 +99,7 @@ void rfm_sendto(uint8_t addr, uint8_t *data, uint8_t n) while (!((read_reg(0x28) >> 3) & 1)) ; } + +void rfm_recvfrom(void) +{ +} |