Rs232 Hex Commands - Toshiba TD-Q493E Owner's Manual

RS232 HEX COMMANDS

Protocol Test Steps
RJ12 and DSUB9 both are connected to UART 0. UART 1 is connected to the OPS module for sending
OPS to monitor commands. UART 1 is not reachable via the external RS232 or LAN port.
a. Enter Signage Settings Menu.
b. Change ASCII option to HEX in UART 0 or UART 1 sub-menu item
c. Where UART0 is the external RS232 port and UART1 is the OPS UART.
• Open any serial port communications program. Configure serial communication settings as below:
Baud Rate : 19200 for UART0, 9600 for UART1
Parity : None
Data Bits : 8
Stop Bits : 1
Handshake : None
• Note that UART0 default value: ASCII, UART1 default value: HEX
Note: If command sent is successful, a ACK reply of 06 will be received.
Error Responses
• NAK reply: 15
• Error reply: 1C 00 00 When the display cannot execute the received command for any reasons, it returns
When the display cannot understand the received command, it returns this value. In
such a case, check the sending code and send the same command again.
this value. In such a case, check the sending code and the setting status of the display.
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