sh66l08a SinoWealth Micro-Electronics Corp. Ltd, sh66l08a Datasheet - Page 3

• Manufacturer Part Number: sh66l08a
• Description: 1k 4-bit Micro-controller With Lcd Driver
• Manufacturer: SinoWealth Micro-Electronics Corp. Ltd

Pad Description (
Which, I: input;
33 - 56,1 - 2
Pad No.
29 - 32
11 - 14
15 - 18
28, 27
25, 26
7 - 10
3 - 6
24
23
19
22
20
21
PORTC.0 - 3
Designation
O: output;
PORTB.0 - 3
PORTD.0 - 3
PORTA.0 - 3
SEG1 - 26
COM1 - 4
VP1, VP2
CUP1 - 2
Total 58 pads for mask type)
RESET
OSCO
TEST
OSCI
GND
V
B0
B1
DD
P: Power;
I/O
I/O
I/O
I/O
I/O
O
O
O
P
P
P
P
I
I
I
I
I
Segment signal output for LCD display
Common signal output for LCD display
Power supply pad for LCD driver
Connection for voltage doubler capacitor
Test pad internally pull-down. (No connect for user)
Pad reset input
Power supply pad
Bonding option (Internally pull-low)
Bonding option (Internally pull-high)
Ground pad
OSC output pad. No output in RC mode.
OSC input pad, connected to a crystal or external resistor.
Bit programmable I/O, PORTA.0 could be external interrupt input (
PORTA.1, PORTA.2 could be buzzer output PORTA.1 (BD), PORTA.2 ( BD )
Bit programmable I/O, vector interrupt (Active low level)
Bit programmable I/O, Vector interrupt (Active low level)
Shared with SEG27 - 30
Bit programmable I/O. shared with SEG31 - 34
Z: High impedance
3
Description
SH66L08A
INT
)