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To fix frequencies for AS923 (AS923-1) to use 920-923Mhz in use by recent gateways #193

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To fix frequencies for AS923 (AS923-1) to use 920-923Mhz in use by recent gateways #193

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19 changes: 9 additions & 10 deletions src/arduino-rfm/RFM95.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -236,16 +236,15 @@
{ 0xE7, 0xE0, 0x27}, //Rcv Channel [7] 927.5 Mhz / 61.035 Hz = 15196199 = 0xE7E027
};
#elif defined(AS_923)
static const PROGMEM unsigned char LoRa_Frequency[9][3] = {//[923.2 - 924.8] MHz
{ 0xE6, 0xCC, 0xF4 }, //Channel [0], 923.2 MHz / 61.035 Hz = 15125748 = 0xE6CCF4
{ 0xE6, 0xD9, 0xC0 }, //Channel [1], 923.4 MHz / 61.035 Hz = 15129024 = 0xE6D9C0
{ 0xE6, 0xE6, 0x8D }, //Channel [2], 923.6 MHz / 61.035 Hz = 15132301 = 0xE6E68D
{ 0xE6, 0xF3, 0x5A }, //Channel [3], 923.8 MHz / 61.035 Hz = 15135578 = 0xE6F35A
{ 0xE7, 0x00, 0x27 }, //Channel [4], 924.0 MHz / 61.035 Hz = 15138855 = 0xE70027
{ 0xE7, 0x0C, 0xF4 }, //Channel [5], 924.2 MHz / 61.035 Hz = 15142132 = 0xE70CF4
{ 0xE7, 0x19, 0xC0 }, //Channel [6], 924.4 MHz / 61.035 Hz = 15145408 = 0xE719C0
{ 0xE7, 0x26, 0x8D }, //Channel [7], 924.6 MHz / 61.035 Hz = 15148685 = 0xE7268D
{ 0xE7, 0x33, 0x5A }, //Channel [8], 924.8 MHz / 61.035 Hz = 15151962 = 0xE7335A
static const PROGMEM unsigned char LoRa_Frequency[8][3] = {//[922.0 - 923.4] MHz - New AS923/AS923-1 (920-923Mhz)
{ 0xE6, 0x59, 0xC0 }, //Channel [0], 923.2 MHz / 61.035 Hz = 15125747 = 0xE6CCF3 - Default OTAA - RX2
{ 0xE6, 0x66, 0x8D }, //Channel [1], 923.4 MHz / 61.035 Hz = 15129024 = 0xE6D9C0 - Default OTAA
{ 0xE6, 0x8C, 0xF3 }, //Channel [2], 922.2 MHz / 61.035 Hz = 15109363 = 0xE68CF3
{ 0xE6, 0x99, 0xC0 }, //Channel [3], 922.4 MHz / 61.035 Hz = 15112640 = 0xE699C0
{ 0xE6, 0xA6, 0x8D }, //Channel [4], 922.6 MHz / 61.035 Hz = 15115917 = 0xE6A68D
{ 0xE6, 0xB3, 0x5A }, //Channel [5], 922.8 MHz / 61.035 Hz = 15119194 = 0xE6B35A
{ 0xE6, 0xA6, 0x8D }, //Channel [6], 923.0 MHz / 61.035 Hz = 15122471 = 0xE6C027
{ 0xE6, 0x80, 0x27 }, //Channel [7], 922.0 MHz / 61.035 Hz = 15106087 = 0xE68027
};
#elif defined(AS_923_2)
static const PROGMEM unsigned char LoRa_Frequency[8][3] = {//[921.4 - 922.8] MHz
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5 changes: 2 additions & 3 deletions src/arduino-rfm/lorawan-arduino-rfm.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -566,9 +566,8 @@ void LoRaWANClass::randomChannel()
{
unsigned char freq_idx;
#ifdef AS_923
freq_idx = random(0, 9);
// limit drate, ch 8 -> sf7bw250
LoRa_Settings.Datarate_Tx = freq_idx == 0x08? 0x06 : drate_common;
freq_idx = random(0, 8);
LoRa_Settings.Channel_Rx=freq_idx; // same rx and tx channel
#elif defined(AS_923_2)
freq_idx = random(0, 8);
LoRa_Settings.Channel_Rx=freq_idx; // same rx and tx channel
Expand Down