uartReadTimeout - Test if UART is not transmitting

Test if nothing is received from UART.

Usage:

- command: uartReadTimeout UART0|UART1 <seconds> [<sendText>]
  [retry: <retryCount>]

Argument	Description
UART0, UART1	UART port
seconds	Number of seconds to wait for incoming data
sendText	Text to send before waiting. Prefix with ``hex `` to interpret as hex bytes.
retryCount	Number of times to retry the test step (optional)

Examples

• UART Interaction