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soypat
69 lines
1.4 KiB
Go
69 lines
1.4 KiB
Go
package main
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import (
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"fmt"
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"machine"
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"time"
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"github.com/soypat/lora/sx127x"
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)
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const (
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pinCS0 = machine.GPIO27
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pinCS1 = machine.GPIO28
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pinRST0 = machine.GPIO29
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pinRST1 = machine.GPIO29
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pinMOSI = machine.GPIO3
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pinMISO = machine.GPIO4
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pinSCK = machine.GPIO6
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)
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var (
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dev0, dev1 *sx127x.DeviceLoRa
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)
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func main() {
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time.Sleep(1500 * time.Millisecond)
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println("program start")
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var err error
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setup()
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defer println("program end")
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var reg, fifo [256]byte
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dev0.Reset()
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if !dev0.IsConnected() {
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panic("not connected")
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}
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dev0.Write8(1, 0)
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time.Sleep(100 * time.Millisecond)
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// dev0.SetOpMode(sx127x.OpSleep)
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err = dev0.SetOpMode(sx127x.OpSleep)
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if err != nil {
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panic(err.Error())
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}
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time.Sleep(100 * time.Millisecond)
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err = dev0.FullStatus(fifo[:], reg[:])
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if err != nil {
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panic(err.Error())
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}
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fmt.Printf("reg: %v\n\nfifo: %v\n", reg[:], fifo[:])
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}
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func setup() {
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var bus = machine.SPI0
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err := bus.Configure(machine.SPIConfig{
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Frequency: 10_000,
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SCK: pinSCK,
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SDO: pinMOSI,
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SDI: pinMISO,
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})
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if err != nil {
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panic(err.Error())
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}
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pinCS0.Configure(machine.PinConfig{Mode: machine.PinOutput})
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pinCS1.Configure(machine.PinConfig{Mode: machine.PinOutput})
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pinRST0.Configure(machine.PinConfig{Mode: machine.PinOutput})
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pinRST1.Configure(machine.PinConfig{Mode: machine.PinOutput})
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dev0 = sx127x.NewLoRa(bus, pinCS0.Set, pinRST0.Set)
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dev1 = sx127x.NewLoRa(bus, pinCS1.Set, pinRST1.Set)
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}
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