LK204-7T-1U-USB-GW Matrix Orbital, LK204-7T-1U-USB-GW Datasheet - Page 15

• Manufacturer Part Number: LK204-7T-1U-USB-GW
• Description: DISPLAY
• Manufacturer: Matrix Orbital

Specifications of LK204-7T-1U-USB-GW

• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 635-1056

setting the Protocol Select Jumpers to TTL. As an added feature it is also possible to apply power through
pin 9 of the DB-9 Connector in order to reduce cable clutter. However, in order to accomplish this you must
set the Power Through DB-9 Jumper.
2.3.1 Power Through DB-9 Jumper - for Non-USB modules only
Power through DB-9 Jumper pictured in Figure 16 below. The LK204-7T-1U allows all voltage models to
use the power through DB-9 option, see table 1 for display module voltage requirements.
Matrix Orbital
In order to provide power through pin 9 of the DB-9 Connector you must place a solder jumper on the
Figure 15: RS-232 Pin-out
LK204-7T-1U
Pin
Pin
Pin
Pin
2
3
5
9
DB-9 jumper. See table 1 on page 8
PWR (Must solder power through
for power requirements.)
RX/SCL (I2C clock)
TX/SDA (I2C data)
10
GND