36 lines
671 B
Go
36 lines
671 B
Go
package picoserial
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import (
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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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func FindDevice() (string, error) {
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ports, err := enumerator.GetDetailedPortsList()
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if err != nil {
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return "", fmt.Errorf("enumerating ports: %w", err)
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}
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for _, p := range ports {
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if p.IsUSB {
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return p.Name, nil
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}
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}
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return "", nil
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}
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func SendByte(portName string, b byte) error {
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port, err := serial.Open(portName, &serial.Mode{BaudRate: 115200})
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if err != nil {
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return fmt.Errorf("opening %s: %w", portName, err)
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}
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defer port.Close()
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_, err = port.Write([]byte{b})
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if err != nil {
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return fmt.Errorf("writing to %s: %w", portName, err)
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}
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return nil
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}
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