ST20P16 参数 Datasheet PDF下载

ST20P16

6. Application Circuits

6.1

APPLICATION CIRCUIT UNDER 3V OPERATING VOLTAGE

VDD

Clock

LCD

I/O

ALARM

: 3V

: 32768Hz crystal and 4.0MHz RC oscillator

: 1/8 duty

: PORT A

: PSGO, PSGOB

FIGURE 6-1: APPLICATION CIRCUIT WITHOUT LCD KEYBOARD AWAKING PULSE

Note: The functions of PWRT have been added in the ST20P18. When ST20P18 is used as ST20P16,please connect to

GND.

Ver 1.5

5/10

6/13/07