[4]?
?
Pin?Description?and?Wiring?Diagram?
Pin?No.?
Symbol?
External?
Connection?
Function?Description
1?
RST?
MPU?
Active?LOW?Reset
2?
SCL??MPU?
Serial?Clock?(requires?pull‐up?resistor)
3?
SDA?
MPU?
Serial?Data?(requires?pull‐up
resistor)
4?
VSS?
Power?Supply?
GND
5?
VDD?
Power?Supply?
+3.3V
6?
VOUT?
CAP?
Voltage booster circuit – connect to 1uF cap to VSS or VDD
7?
C1+?
CAP?
Connect?to??1uF?cap?to?PIN8
8?
C1‐?
CAP?
Connect?to?1uF?cap?to?PIN7
?
Recommended?LCD?connector:?2.0mm?pitch?pins,?solder?directly?into?PCB?
Backlight?connector:??8.5mm?pitch?pins,?solder?directly?into?PCB????Mates?with:??‐‐‐?
?
?
?
?
?
?
Capacitance?0.47uF~2.2uF?????????????????????????Recommended?value?=?1uF