serial_get_count()
Features
This function reads the number of devices connected to USB to Serial.
Return
| Value (port_info, device_name) | Description |
|---|---|
count | Number of connected serial ports |
Exception
| Exception | Description |
|---|---|
DR_Error (DR_ERROR_TYPE) | Parameter data error occurred |
DR_Error (DR_ERROR_VALUE) | Parameter value is invalid |
Example
PY
count = serial_get_count() # read number of connected serial ports
for i in range(count):
port_info, device_name = serial_get_info(i+1)
tp_popup("i={}, port ={}, dev ={}".format(i, port_info, device_name))