1602 LCD Display Screen Interface Adapter Module

Price: DH89.00
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Input and output expansion board LCD Keypad Shield

LCD Keypad Shield input and output expansion board using the 2 line 16

character LCD with contrast adjustment and backlight, the use of an analog port

will be

completed in five key input, a reset button, and extended out of the spare unused

IO port, make full use of the IO port. Occupy any digital port: PIN4 (DB4) 5 (DB5),

6 (DB6), 7 (DB7), 8 (RS), 9 (E), 10 (backlight control), simulation of key port A0 .

(LCD color is not specified, they were shipped.)

Pin definitions:

The debugging of the module

LCD Keypad Shield, inserted received controller, and then need to download the

LCD4Bit_mod.h(Save as), and then compile the following test procedures and

then downloaded to the initial LCD Keypad Shield, the first observation of the

LCD does not show character, if there is no display character is incorrect contrast,

you can use a flathead screwdriver to adjust RP1 (clockwise rotation), transferred

to clear character can.

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