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add get packet RSSI and current RSSI

This commit is contained in:
Morgan 'ARR\!' Allen 2021-12-09 22:13:50 -08:00
parent d7db736937
commit 985939ea80
2 changed files with 13 additions and 1 deletions
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4
include/esp32-lora.h
View File

@ -23,7 +23,7 @@
#define REG_IRQ_FLAGS 0x12
#define REG_RX_NB_BYTES 0x13
#define REG_PKT_RSSI_VALUE 0x1a
#define REG_PKT_SNR_VALUE 0x1b
#define REG_RSSI_VALUE 0x1b
#define REG_MODEM_CONFIG_1 0x1d
#define REG_MODEM_CONFIG_2 0x1e
#define REG_PREAMBLE_MSB 0x20
@ -142,6 +142,8 @@ typedef struct lora32_cfg_t {
uint8_t lora32_spi_init(lora32_cfg_t *config);
uint8_t lora32_init(lora32_cfg_t *config);
uint8_t lora32_data_available(lora32_cfg_t *lora);
int16_t lora32_get_packet_rssi(lora32_cfg_t *lora);
int16_t lora32_get_rssi(lora32_cfg_t *lora);
double lora32_calc_datarate(lora32_cfg_t *lora);
void lora32_dump_regs(lora32_cfg_t *lora);

10
main/esp32-lora.c
View File

@ -298,6 +298,16 @@ void lora32_enable_cad(lora32_cfg_t *lora) {
lora32_write_reg(lora, REG_OP_MODE, MODE_LONG_RANGE_MODE | MODE_CAD_DETECT);
}
int16_t lora32_get_rssi(lora32_cfg_t *lora) {
// TODO support LF output constant of -164
return -157 + lora32_read_reg(lora, REG_RSSI_VALUE);
}
int16_t lora32_get_packet_rssi(lora32_cfg_t *lora) {
// TODO support LF output constant of -164
return -157 + lora32_read_reg(lora, REG_PKT_RSSI_VALUE);
}
long lora32_get_bandwidth(lora32_cfg_t *lora) {
uint8_t bw = (lora32_read_reg(lora, REG_MODEM_CONFIG_1) >> 4);
ESP_LOGI(TAG, "lora32_get_bandwidth: %d", bw);