Product Description of LCD 16 x 2 Blue LCD
1602 LCD module (CGROM) has 160 different dot matrix characters graphics. these characters have the following features: one number is Arabic numerals, second is English letters of the case, LCD 16X2 1602 Blue Color also contains the commonly used symbols, such as Japanese and under A false name. Every character in blue LCD has A fixed code. English letter “A” code is 01000001 B (41 H), which shows the address of the 41 modules H dot matrix characters graphic display out. We can see the letter “A”.
LCD 16X2 1602 Blue Color has the Following Characteristics:
it has a long life span
it has a low power consumption
it is the best quality.
it has a competitive price.
it has A white character with a blue backlight.
Black characters are with green backlight
1602 the Standard 16 Feet Interface, Among Them
1st pin for to power VSS
2 pin is for VDD take 5 V is power
3rd pin is V0 for LCD contrast the adjustment.
then when the power is the weakest contrast, grounding the power supply highest contrast, high contrast can produce the “ghost”, when used, can pass a 10 K adjust potentiometer contrast
4th pin is RS for registers choice, high electric usually chooses data registers, low electric usually choose instruction register.
5th pin is for R/W signal lines for reading and writing. it is high electricity usually is read operation. it is low electricity at ordinary times for write operation.
When the RS and RW together for low electricity can be written instructions at ordinary times, or displays the address, when RS for low level for high electricity can usually RW read busy signals when RS for high level for the low electricity can usually RW write data.
6th pin is for E end to make an end, when E is driven by the high-level jump into low electricity at ordinary times, LCD module executive order.
7 to 14 feet are fixed for D0 ~ D7 for eight two-way data cables.
15 feet is backlighting power positive
16 feet is for backlighting power negative
LCD 16X2 1602 Blue Color is very useful for electronics students and project makers.