theater/picomap
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Bidirectional msgpack wire protocol with unpack support

Browse Source
This commit is contained in:
Ian Gulliver
2026-04-03 17:32:14 +09:00
parent d06d8b595e
commit 302f7fdb6a
8 changed files with 202 additions and 50 deletions
Download Patch File Download Diff File Expand all files Collapse all files

20
lib/picoserial/picoserial.go
View File

@@ -25,22 +25,8 @@ func Open(portName string) (serial.Port, error) {
return serial.Open(portName, &serial.Mode{BaudRate: 115200})
}
func SendByte(portName string, b byte) error {
port, err := Open(portName)
if err != nil {
return fmt.Errorf("opening %s: %w", portName, err)
}
defer port.Close()
_, err = port.Write([]byte{b})
if err != nil {
return fmt.Errorf("writing to %s: %w", portName, err)
}
return nil
}
// SendByteAndRead sends a byte and reads the response with a timeout.
func SendByteAndRead(portName string, b byte, timeout time.Duration) ([]byte, error) {
// SendAndReceive sends data and reads the response with a timeout.
func SendAndReceive(portName string, data []byte, timeout time.Duration) ([]byte, error) {
port, err := Open(portName)
if err != nil {
return nil, fmt.Errorf("opening %s: %w", portName, err)
@@ -49,7 +35,7 @@ func SendByteAndRead(portName string, b byte, timeout time.Duration) ([]byte, er
port.SetReadTimeout(timeout)
_, err = port.Write([]byte{b})
_, err = port.Write(data)
if err != nil {
return nil, fmt.Errorf("writing to %s: %w", portName, err)
}