sh6613 SinoWealth Micro-Electronics Corp. Ltd, sh6613 Datasheet - Page 27

• Manufacturer Part Number: sh6613
• Description: 4k 4-bit Microcontroller With Lcd Driver
• Manufacturer: SinoWealth Micro-Electronics Corp. Ltd

Application Circuit
AP1:
AP2:
OSC: Crystal oscillator 32.768KHz(mask option)
OSCX: Ceramic oscillator 455KHz
PORTB: I/O
PORTA.1, PORTA.2: ALARM output
LCD: Internal LCD 1/4 duty, 1/3 bias
OSC: RC oscillator 262KHz(mask option)
LCD: Internal LCD 1/4 duty, 1/3 bias
PORTA, PORTB: I/O
PORTA.0: External interrupt
(for reference only)
I/O
32768Hz
12p
I/O
10KΩ
930K
10KΩ
Ω
RESET
PORTA
PORTB
OSCO
OSCI
TEST
V
DD
RESET
TEST
OSCO
OSCI
PORTB
V
1/4 duty 1/3 bias
DD
1/4 duty 1/3bias
4 x 34
4 x 34
PORTA.0
27/33
OSCXO
OSCXI
PORTA.1
PORTA.2
OSCXO
GND
OSCXI
GND
100 Ω
455KHz
20p
Ext.int
BUZZER
SH6613/B/C
V1.2