70 lines
1.4 KiB
Go
70 lines
1.4 KiB
Go
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package comms
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import (
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"adam-gui/config"
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"adam-gui/utils"
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"fmt"
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"go.bug.st/serial"
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"go.bug.st/serial/enumerator"
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)
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var BoardBlocked chan bool = make(chan bool, 10)
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var SerialPortToUse string
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func EnumSerialDevices() []*enumerator.PortDetails {
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var err error
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detectedPorts, err := enumerator.GetDetailedPortsList()
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utils.CheckError(err)
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return detectedPorts
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}
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func EstablishComms() serial.Port {
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mode := &serial.Mode{
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BaudRate: config.SerialPortBaudRate,
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}
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port, err := serial.Open(SerialPortToUse, mode)
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utils.CheckError(err)
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return port
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}
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func Measure(port serial.Port, verb string) string {
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_, err := port.Write([]byte(verb + "\r\n"))
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utils.CheckError(err)
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buff := make([]byte, 100)
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n := 0
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for {
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n, err = port.Read(buff)
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utils.CheckError(err)
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if n == 0 {
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break
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}
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}
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/*re := regexp.MustCompile("[0-9.-+]+")
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fmt.Printf("println: %v\n", strings.Join(re.FindAllString("+4122000.kg", -1), ""))*/
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return string(buff[:n-2]) // remove \r\n
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}
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func Tare(port serial.Port) {
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_, err := port.Write([]byte("Z\r\n"))
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utils.CheckError(err)
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}
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func Hold(port serial.Port) {
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_, err := port.Write([]byte("H\r\n"))
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utils.CheckError(err)
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}
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func SetDefaultSerialPort() bool {
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found := false
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serialDevices := EnumSerialDevices()
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for _, port := range serialDevices {
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fmt.Printf("%s %s\n", port.SerialNumber, port.Name)
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if port.SerialNumber == config.DefaultPortSerialNumber {
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SerialPortToUse = port.Name
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found = true
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}
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}
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return found
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}
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