Communication Ports
page 14
MR1300 MESSAGE RECORDER / PLAYER
The communication ports available are RS232 and RS485.
RS232 is used for communication with PC for bootloading / firmware upgrades while RS485 shall be used to commu -
nicate with other devices within the system.
USB to RS232 converter
RS232
USB
Diagram 1.0: Connection diagram between PC and MR1300 RS232 port
1 2 3 4
RJ9 Connector at rear panel :
1 - Black
2 - Red
3 - Green
4 - Yellow
Diagram 1
Diagram 2
Diagram 3
Diagram 4
Diagram 5
1
2
3
4
5
6
7
8
9
To perform firmware update:
1. Link the MR1300 to PC as show in the
Diagram 1.0
2. Run bootloader program at your PC and the windows
(
Diagram 2
) should appear
3. At MR1300, select Menu 3 - System and 3.1 - Update
4. Select ‘yes’ for update
5. Load latest firmware by click ‘New Firmware’ (
Diagram 3
)
6. Select “Burn” and the new files would be downloaded to
MR1300 (
Diagram 4
)
7. After completing press ‘Restart’ and the process of
firmware upgrade is completed (
Diagram 5
)
RJ9
DB9
1 Black ------------------ 5 Signal Ground
2 Red ------------------ 3 Transmitted Data
3 Green ------------------ 2 Received Data
4 Yellow ------------------ 5 Signal Ground
