diff options
Diffstat (limited to 'nuttx/configs/vsn/src/sif.c')
| -rw-r--r-- | nuttx/configs/vsn/src/sif.c | 48 |
1 files changed, 47 insertions, 1 deletions
diff --git a/nuttx/configs/vsn/src/sif.c b/nuttx/configs/vsn/src/sif.c index 5b86db77a..acce5afc4 100644 --- a/nuttx/configs/vsn/src/sif.c +++ b/nuttx/configs/vsn/src/sif.c @@ -79,6 +79,9 @@ #include <nuttx/i2c.h> #include <nuttx/sensors/lis331dl.h> +#include <nuttx/spi.h> +#include <nuttx/wireless/cc1101.h> + #include <stdio.h> #include <stdlib.h> #include <unistd.h> @@ -86,7 +89,7 @@ #include <errno.h> #include "vsn.h" - +#include "stm32_gpio.h" /**************************************************************************** @@ -182,6 +185,8 @@ struct vsn_sif_s { struct i2c_dev_s * i2c1; struct i2c_dev_s * i2c2; + struct spi_dev_s * spi2; + sem_t exclusive_access; }; @@ -329,6 +334,8 @@ int sif_anout_init(void) vsn_sif.i2c1 = up_i2cinitialize(1); vsn_sif.i2c2 = up_i2cinitialize(2); + + vsn_sif.spi2 = up_spiinitialize(2); return OK; } @@ -489,6 +496,8 @@ int sif_init(void) * Provides direct access to the sensor connector, readings, and diagnostic. **/ +extern void cc1101_eventcb(void); + int sif_main(int argc, char *argv[]) { if (argc >= 2) { @@ -583,6 +592,43 @@ int sif_main(int argc, char *argv[]) return 0; } + else if (!strcmp(argv[1], "cc")) { + struct cc1101_dev_s * cc; + uint8_t buf[64]; + int sta; + + cc = cc1101_init(vsn_sif.spi2, CC1101_PIN_GDO0, GPIO_CC1101_GDO0, + &cc1101_rfsettings_ISM1_868MHzGFSK100kbps); + + if (cc) { + + /* Work-around: enable falling edge, event and interrupt */ + stm32_gpiosetevent(GPIO_CC1101_GDO0, false, true, true, cc1101_eventcb); + + /* Enable clock to ARM PLL, allowing to speed-up to 72 MHz */ + cc1101_setgdo(cc, CC1101_PIN_GDO2, CC1101_GDO_CLK_XOSC3); + + cc1101_setchannel(cc, 0); /* AV Test Hex, receive on that channel */ + cc1101_receive(cc); /* Enter RX mode */ + while(1) + { + fflush(stdout); + sta = cc1101_read(cc, buf, 64); + if (sta > 0) { + printf("Received %d bytes: rssi=%d [dBm], LQI=%d (CRC %s)\n", + sta, cc1101_calcRSSIdBm(buf[sta-2]), buf[sta-1]&0x7F, + (buf[sta-1]&0x80)?"OK":"BAD"); + + cc1101_write(cc, buf, 61); + cc1101_send(cc); + + printf("Packet send back\n"); + + cc1101_receive(cc); + } + } + } + } } fprintf(stderr, "%s:\tinit\n\tgpio\tA B\n\tpwr\tval\n", argv[0]); |