添加todu优化点，去除调试代码。测试lora能发送数据的核心代码。后续工作，接入业务代码

drv_periph/sx126x_driver.lua

@@ -15,7 +15,7 @@ require"pins"
 -- require "sx126x_reg"
 require "Drv_spi"
 require "sx126x_reg"
-
+-- TODU: 驱动文件要分开。我把redio.c的函数放到了驱动里面了，为了方便调试。
 local SX126x = json.encode(sx126x_reg.SX126x_t)
 local SX126xCopy,result,errinfo = json.decode(SX126x)
 SX126x = nil
@@ -176,9 +176,9 @@ end
 --     SX126xWriteCommand(sx126x_reg.RadioCommands.RADIO_SET_TX,buf)
 -- end
 
-
+-- TODU : 参数配置问题，好像并不影响发生。这里主要是配置中断设置的。
 function SX126xSetDioIrqParams(irqMask, dio1Mask, dio2Mask, dio3Mask )
-    local buf = {"02","02","02","02","00","00","00","00"}
+    local buf = {"02","01","02","01","00","00","00","00"}
     -- buf[2] = irqMask
     -- buf[4] = irqMask
     local jsondata = json.encode(buf)
@@ -201,6 +201,7 @@ function SX126xSetPacketType(packetType)
     log.info("PacketType:",PacketType,sx126x_reg.RadioCommands.RADIO_SET_PACKETTYPE)
 end
 
+-- 原驱动好像并没有启用，不晓得这个是什么功能
 function RadioSetPublicNetwork(enable)
     SX126xSetPacketType(sx126x_reg.RadioPacketTypes_t.PACKET_TYPE_LORA)
     if enable == true then
@@ -278,12 +279,12 @@ function RadioSetTxConfig(modem,power,fdev,bandwidth,datarate,coderate,preambleL
 	SX126xCopy.ModulationParams.Params.LoRa.Bandwidth =  "05"
 	SX126xCopy.ModulationParams.Params.LoRa.CodingRate= coderate
 
-    -- if ( (bandwidth == 0) and ( (datarate == 11) or (datarate == 12) ) ) or ( (bandwidth == 1) and (datarate == 12) ) then
-    --     SX126xCopy.ModulationParams.Params.LoRa.LowDatarateOptimize = 0x01
-    -- else
-    --     SX126xCopy.ModulationParams.Params.LoRa.LowDatarateOptimize = 0x00
-    -- end
-    SX126xCopy.ModulationParams.Params.LoRa.LowDatarateOptimize = "00"
+    if ( (bandwidth == 0) and ( (datarate == 11) or (datarate == 12) ) ) or ( (bandwidth == 1) and (datarate == 12) ) then
+        SX126xCopy.ModulationParams.Params.LoRa.LowDatarateOptimize = "01"
+    else
+        SX126xCopy.ModulationParams.Params.LoRa.LowDatarateOptimize = "00"
+    end
+    -- SX126xCopy.ModulationParams.Params.LoRa.LowDatarateOptimize = "00"
 
 
     
@@ -292,6 +293,7 @@ function RadioSetTxConfig(modem,power,fdev,bandwidth,datarate,coderate,preambleL
     SX126xCopy.PacketParams.Params.LoRa.PreambleLength = preambleLen
 
     SX126xCopy.PacketParams.Params.LoRa.HeaderType = fixLen
+    -- TODU:这里的FF写死了，应该不要写死。
 	SX126xCopy.PacketParams.Params.LoRa.PayloadLength = "FF"
 	SX126xCopy.PacketParams.Params.LoRa.CrcMode = crcOn
 	SX126xCopy.PacketParams.Params.LoRa.InvertIQ = iqInverted
@@ -384,9 +386,7 @@ function SX126xInit()
     SX126xIoInit()
     SX126xReset()
     SX126xWakeup()
-    -- local table = {sx126x_reg.RadioStandbyModes_t.STDBY_RC}
     SX126xSetStandby(sx126x_reg.RadioStandbyModes_t.STDBY_RC)
-    -- local table1 = {sx126x_reg.RadioStandbyModes_t.USE_DCDC}
     SX126xSetRegulatorMode(sx126x_reg.RadioStandbyModes_t.USE_DCDC)
     SX126xSetBufferBaseAddress("00","00")
     SX126xSetTxParams( "00", sx126x_reg.RadioRampTimes_t.RADIO_RAMP_200_US )