LCD0821-WB-E Matrix Orbital, LCD0821-WB-E Datasheet - Page 13

• Manufacturer Part Number: LCD0821-WB-E
• Description: LCD ALPHA/NUM DISPL 8X2 BLU WHT
• Manufacturer: Matrix Orbital
• Series: LCD0821r

Specifications of LCD0821-WB-E

• Display Mode: *
• Number Of Digits/alpha: 16
• Display Format: 8 x 2
• Character Format: *
• Interface: I²C, RS232, TTL
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Supply: -
• Operating Temperature: -
• Display Type: -
• Backlight: -
• Viewing Area: -
• Outline L X W X H: -
• Dot Size: -
• Character Size: -
• Other names: Q3530625

2.5 Protocol Select Jumpers
display module between RS-232, TTL, and I
with solder jumps on the 232 jumpers. In order to place the display module in I
remove the solder jumps from the 232 jumpers and then place them on the I2C jumpers. The display will
now be in I
to change the display to TTL mode, simply remove the zero ohm resistors from the 232 or I
solder them to the TTL jumpers.
Matrix Orbital
The Protocol Select Jumpers, pictured below in
2
C mode and have a default slave address of 0x50 unless it has been changed. Similarly, in order
WARNING If connecting a relay, be sure that it is fully clamped using
a diode and capacitor in order to absorb any electro-motive force (EMF)
which will be generated.
Figure 14: General Purpose Output
2
C protocols. As a default, the jumpers are set to RS-232 mode
LCD0821
figure 15
, provide the means necessary to toggle the
-
+
GND
MAX: 20 mA, +5Vdc
2
C mode you must first
2
C jumpers and
9