55 lines
1.0 KiB
Go
55 lines
1.0 KiB
Go
package main
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import (
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"flag"
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"fmt"
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"log"
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"net"
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"os"
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"strings"
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"git.netflux.io/rob/goodwe-go/command"
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)
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func main() {
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var ipAddr string
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flag.StringVar(&ipAddr, "ipaddr", "", "IP address/port")
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flag.Parse()
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if ipAddr == "" {
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flag.Usage()
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os.Exit(1)
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}
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fmt.Println("ipAddr", ipAddr)
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conn, err := net.Dial("udp", ipAddr)
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if err != nil {
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log.Fatalf("error dialing: %s", err)
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}
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defer conn.Close()
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infoCmd, err := command.NewAA55("010200", "0182")
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if err != nil {
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log.Fatalf("error building command: %s", err)
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}
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resp, err := command.Send(infoCmd, conn)
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if err != nil {
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log.Fatalf("error sending command: %s", err)
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}
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modelName := strings.TrimSpace(string(resp[12:22]))
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serialNum := string(resp[38:54])
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log.Printf("modelName = %q, serialNum = %q\n", modelName, serialNum)
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dataCmd := command.NewModbus(command.ModbusCommandTypeRead, 0x891c, 0x007d)
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resp, err = command.Send(dataCmd, conn)
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if err != nil {
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log.Fatalf("error sending command: %s", err)
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}
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log.Printf("rcvd modbus resp = %X", resp)
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}
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