add MTAC-LORA board support

1 files changed, 37 insertions, 0 deletions

diff --git a/libloragw/src/loragw_hal.c b/libloragw/src/loragw_hal.c
index 5dbdf45..ecde9d9 100644
--- a/libloragw/src/loragw_hal.c
+++ b/libloragw/src/loragw_hal.c
@@ -128,6 +128,8 @@ F_register(24bit) = F_rf (Hz) / F_step(Hz)
 */
 #elif (CFG_BRD_NONE == 1)
 	#define		RSSI_BOARD_OFFSET		0
+#elif (CFG_BRD_MTACLORA == 1)
+	#define		RSSI_BOARD_OFFSET		166.0 /* Calibrated 2015-02-23 */
 #endif
 
 /* constant arrays defining hardware capability */
@@ -361,6 +363,26 @@ typedef struct {
 		{	3,	3,	13,	14},\
 		{	3,	3,	15,	15},\
 	}; // uncalibrated table, lgw_pkt_tx_s.rf_power selects table index */
+#elif (CFG_BRD_MTACLORA == 1)
+	#define	CUSTOM_TX_POW_TABLE		1
+	const tx_pow_t tx_pow_table[TX_POW_LUT_SIZE] = {\
+		{	0,	3,	 8,	-6},\
+		{	0,	3,	10,	-3},\
+		{	0,	3,	12,	 0},\
+		{	1,	3,	 8,  3},\
+		{	1,	3,	10,	 6},\
+		{	1,	3,	12,	10},\
+		{	1,	3,	13,	11},\
+		{	2,	3,	 9,	12},\
+		{	1,	3,	15,	13},\
+		{	2,	3,	10,	14},\
+		{	2,	3,	11,	16},\
+		{	3,	3,	10,	20},\
+		{	3,	3,	11,	23},\
+		{	3,	3,	12,	24},\
+		{	3,	3,	13,	25},\
+		{	3,	3,	15,	26},\
+	}; /* Calibrated 2015-02-23 */
 #endif
 
 /* Strings for version (and options) identification */
@@ -426,6 +448,8 @@ typedef struct {
 */
 #elif (CFG_BRD_NONE == 1)
 	#define		CFG_BRD_STR		"no_brd"
+#elif (CFG_BRD_MTACLORA == 1)
+	#define		CFG_BRD_STR		"mtac-lora"
 #else
 	#define		CFG_BRD_STR		"brd?"
 #endif
@@ -1063,6 +1087,9 @@ int lgw_start(void) {
 	#elif (CFG_BRD_NANO868 == 1)
 	cal_cmd |= 0x40; /* Bit 6-7: Board type 0: ref, 1: FPGA, 3: board X */
 	cal_time = 5200; /* measured between 5.0 and 5.1 sec */
+	#elif (CFG_BRD_MTACLORA == 1)
+	cal_cmd |= 0x00;
+	cal_time = 3000; /* Recommended by Semtech 2015-02-23 */
 	#else
 	cal_cmd |= 0xC0; /* Bit 6-7: Board type 0: ref, 1: FPGA, 3: board X */
 	cal_time = 4200; /* measured between 4.0 and 4.1 sec */
@@ -1581,6 +1608,15 @@ int lgw_send(struct lgw_pkt_tx_s pkt_data) {
 		DEBUG_MSG("ERROR: SELECTED RF_CHAIN IS DISABLED\n");
 		return LGW_HAL_ERROR;
 	}
+/* MTAC-LORA build will suport both bands so check Tx freq differently */
+#if (CFG_BRD_MTACLORA == 1)
+	/* if Tx freq is not in the EU nor the US bands */
+	if ( ! ((pkt_data.freq_hz >= LGW_EU868_FREQ_MIN && pkt_data.freq_hz <= LGW_EU868_FREQ_MAX) ||
+			(pkt_data.freq_hz >= LGW_US915_FREQ_MIN && pkt_data.freq_hz <= LGW_US915_FREQ_MAX)) ) {
+		DEBUG_PRINTF("ERROR: FREQUENCY %d IS OUTSIDE ALLOWED BANDS\n", pkt_data.freq_hz);
+		return LGW_HAL_ERROR;
+	}
+#else
 	if (pkt_data.freq_hz > rf_tx_upfreq[pkt_data.rf_chain]) {
 		DEBUG_PRINTF("ERROR: FREQUENCY %d HIGHER THAN UPPER LIMIT %d OF RF_CHAIN %d\n", pkt_data.freq_hz, rf_tx_upfreq[pkt_data.rf_chain], pkt_data.rf_chain);
 		return LGW_HAL_ERROR;
@@ -1588,6 +1624,7 @@ int lgw_send(struct lgw_pkt_tx_s pkt_data) {
 		DEBUG_PRINTF("ERROR: FREQUENCY %d LOWER THAN LOWER LIMIT %d OF RF_CHAIN %d\n", pkt_data.freq_hz, rf_tx_lowfreq[pkt_data.rf_chain], pkt_data.rf_chain);
 		return LGW_HAL_ERROR;
 	}
+#endif
 	if (!IS_TX_MODE(pkt_data.tx_mode)) {
 		DEBUG_MSG("ERROR: TX_MODE NOT SUPPORTED\n");
 		return LGW_HAL_ERROR;