diff options
| -rw-r--r-- | main.c | 41 |
1 files changed, 24 insertions, 17 deletions
@@ -5,23 +5,24 @@ #include "uart.h" -#define SPI_SS PB2 -#define SPI_SCK PB5 -#define SPI_MISO PB4 -#define SPI_MOSI PB3 -#define SPI_DDR DDRB -#define SPI_PORT PORTB - -#define NRF_IRQ PD7 -#define NRF_CE PB1 -#define NRF_CE_DDR DDRB -#define NRF_CE_PORT PORTB +#define SPI_SS PB2 +#define SPI_SCK PB5 +#define SPI_MISO PB4 +#define SPI_MOSI PB3 +#define SPI_DDR DDRB +#define SPI_PORT PORTB + +#define NRF_IRQ PD7 +#define NRF_CE PB1 +#define NRF_CE_DDR DDRB +#define NRF_CE_PORT PORTB #define NRF_NOP 0xFF #define NRF_R_REGISTER 0x1F #define NRF_W_REGISTER 0x20 -#define LEN(a) (sizeof(a) / sizeof(a[0])) +#define ADDRLEN 3 +#define LEN(a) (sizeof(a) / sizeof(a[0])) const char *bittab[16] = { [ 0] = "0000", [ 1] = "0001", [ 2] = "0010", [ 3] = "0011", @@ -91,7 +92,8 @@ static inline void write_reg_bulk(uint8_t reg, uint8_t *data, uint8_t n) static inline void print_config(void) { char s[22]; - uint8_t i, rv; + uint8_t i, rv, rxaddr[ADDRLEN]; + uint8_t regs[] = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07 }; @@ -105,10 +107,13 @@ static inline void print_config(void) uart_write_line(s); } - //snprintf(s, (sizeof())) + read_reg_bulk(0x0A, rxaddr, ADDRLEN); + snprintf(s, LEN(s), "\t0x0A: %d.%d.%d", + rxaddr[0], rxaddr[1], rxaddr[2]); + uart_write_line(s); } -void radio_init() +void radio_init(uint8_t rxaddr[ADDRLEN]) { SPI_DDR |= (1 << SPI_SS) | (1 << SPI_SCK) | (1 << SPI_MOSI); SPI_PORT |= (1 << SPI_SS); @@ -128,13 +133,15 @@ void radio_init() write_reg(0x06, 0b00001110); /* set data rate to 1Mbps */ write_reg(0x07, 0b01110000); /* clear rx, tx, max_rt interrupts */ - //write_reg_bulk(0x0A, rxaddr, LEN(rxaddr)); + write_reg_bulk(0x0A, rxaddr, ADDRLEN); } int main(void) { + uint8_t rxaddr[] = { 194, 178, 82 }; + uart_init(); - radio_init(); + radio_init(rxaddr); print_config(); return 0; |