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drv_periph/sx126x_driver.lua

@@ -57,17 +57,17 @@ end
 -- end,1000)
 
 
-function gpio13IntFnc(msg)
-    log.info("testGpioSingle.gpio24IntFnc",msg,getGpio13Fnc())
-    --上升沿中断
-    if msg==cpu.INT_GPIO_POSEDGE then
-    --下降沿中断
-    else
-    end
-end
+-- function gpio13IntFnc(msg)
+--     log.info("testGpioSingle.gpio24IntFnc",msg,getGpio13Fnc())
+--     --上升沿中断
+--     if msg==cpu.INT_GPIO_POSEDGE then
+--     --下降沿中断
+--     else
+--     end
+-- end
 pio.pin.setdebounce(0xffffffff)
 --GPIO13配置为中断，可通过getGpio13Fnc()获取输入电平，产生中断时，自动执行gpio13IntFnc函数
-getGpio13Fnc = pins.setup(pio.P0_24,gpio13IntFnc)
+-- getGpio13Fnc = pins.setup(pio.P0_24,gpio13IntFnc)
 
 
 
@@ -78,8 +78,7 @@ function gpio4IntFnc(msg)
     log.info("testGpioSingle.gpio4IntFnc",msg,getGpio4Fnc())
     --上升沿中断
     if msg==cpu.INT_GPIO_POSEDGE then
-        RadioClearIrqStatus()
-        log.info("清除中断")
+        sys.publish("LORA_CALL_BACK")
     --下降沿中断
     else
     end
@@ -141,18 +140,21 @@ function SX126xWriteCommand(command,buffer)
 end
 
 function SX126xReadCommand(command,size)
-    Drv_spi.drv_spi_read_write_byte(command,0)
+    -- Drv_spi.drv_spi_read_write_byte(command,0)
     for i = 1, size do
         command = command .. "00"
     end
+
+    local ret = Drv_spi.drv_spi_read_write_byte(command,size)
     -- Drv_spi.drv_spi_read_write_byte(command,0)
-    log.info("SX126xReadCommand",Drv_spi.drv_spi_read_write_byte(command,size))
+    log.info("SX126xReadCommand",ret)
+    return ret
 end
 -- -----------------------------------------------SPI基础读写---------------------------------------------------
 -- 读取寄存器 完成
 function SX126xReadRegisters(address,size)
     Drv_spi.drv_spi_read_write_byte(sx126x_reg.RadioCommands.RADIO_READ_REGISTER,0)
-    sys.wait(20)
+    -- sys.wait(20)
     local sendData = address .. "00"
     local receiverDataCount= size
 
@@ -478,10 +480,10 @@ function SX126xSetRx(timeout)
 end
 
 
-function RadioRx(timeout)
+function RadioRx()
     pins.setup(pio.P0_27,0)
     pins.setup(pio.P0_28,1)
-    sys.wait(1000)
+    -- sys.wait(1000)
     SX126xSetDioIrqParams( "02", sx126x_reg.RadioIrqMasks_t.IRQ_RADIO_ALL, sx126x_reg.RadioIrqMasks_t.IRQ_RADIO_NONE, sx126x_reg.RadioIrqMasks_t.IRQ_RADIO_NONE )
     SX126xSetRx(0)
 end
@@ -496,6 +498,77 @@ function RadioClearIrqStatus()
     SX126xClearIrqStatus()
 end
 
+-- function SX126xGetRxBufferStatus()
+--     local ret = SX126xReadCommand( sx126x_reg.RadioCommands.RADIO_GET_RXBUFFERSTATUS, 4 )
+--     log.info("LORA_CALL_BACK",ret)
+--     return ret
+-- end
+
+-- function SX126xGetPayload(buffer,size,maxSize)
+--     local offset = "00"
+--     local data = SX126xGetRxBufferStatus(size,offset) --例子：返回 "A408"   A4是起始地址，08是接收到的长度
+
+--     if size > maxSize then
+--         return -1
+--     end
+--     SX126xReadBuffer(offset,buffer,size)
+--     return 0
+-- end
+
+-- function RadioGetBuffer()
+
+-- end 
+
+-- function loraCallback()
+
+-- end 
+
+function SX126xReadBuffer(offset,size)
+    local command = sx126x_reg.RadioCommands.RADIO_READ_BUFFER .. offset .. "00"
+    -- Drv_spi.drv_spi_read_write_byte(sx126x_reg.RadioCommands.RADIO_READ_BUFFER)
+
+    -- for i = 1, size do
+    --     command = command .. "00"
+    -- end
+    -- log.info("offset",offset)
+    -- log.info("SX126xReadBuffer",ret)
+    log.info("SX126xReadBuffer",command)
+    local ret = Drv_spi.drv_spi_read_write_byte(command,8)
+    log.info("SX126xReadBuffer",ret)
+end
+
+
+sys.subscribe("LORA_CALL_BACK", function()
+    RadioClearIrqStatus()
+    RadioRx()
+    log.info("清除中断")
+    local ret = SX126xReadCommand( sx126x_reg.RadioCommands.RADIO_GET_RXBUFFERSTATUS, 3 )
+    log.info("LORA_CALL_BACK",ret)
+    -- 从第1个字符截取到第2个字符，得到"A4"
+    local rxStartBufferPointer = ret:sub(1, 2)
+
+    -- 从第3个字符截取到第4个字符，得到"08"
+    local payloadLength = ret:sub(3, 4)
+
+    local num1 = tonumber(payloadLength, 16)  -- 第二个参数 16 表示按十六进制解析
+    local nmu2 = tonumber("FF", 16)
+
+    -- print(string.format("0x%02X", nmu2))  -- 输出 0x08（十六进制格式化显示）
+
+    if num1 >= nmu2 then
+        -- print(string.format("0x%02X", nmu1))  -- 输出 0x08（十六进制格式化显示）
+        return 1
+    end
+
+    log.info("payloadLength: "..payloadLength)
+    log.info("payloadLength: "..rxStartBufferPointer)
+    SX126xReadBuffer("01","08")
+
+    -- print(part1)  -- 输出 "A4"
+    -- print(part2)  -- 输出 "08"
+    -- SX126xReadRegister("0702")
+end)
+
 -- sys.taskInit(function ()
 --     sys.wait(5000)
 --     SX126xInit()