st2024c Sitronix Technology Corporation, st2024c Datasheet - Page 3

• Manufacturer Part Number: st2024c
• Description: 24k 8-bit Single Chip Microcontroller
• Manufacturer: Sitronix Technology Corporation

4
Legend: I = input, O = output, I/O = input/output, P = power.
Ver 2.2
4
SEG 0 - 3
SEG 4 - 31
SEG 32 - 39
COM 0 - 3
COM 4 - 7
RESET
VSS
PA0/INTX
PA 1-7
PB 0-1
V
OSCXI/PB2
OSCXO/PB3
OSCI
.
.
Designation
DD
P
P
A
A
D
D
D
D
E
E
36~40,
46~66
28~35
24~27
20~23
12~18
10, 11
Pad #
S
S
3~6
1,2,
41
19
42
43
9
8
7
C
C
R
R
I
I
Type
P
P
I/O
I/O
I/O
O
O
O
O
O
O
O
O
O
P
P
I
I
I
I
I
I
I
I
I
T
T
I
I
O
O
LCD Segment output
Output port
LCD Segment output
LCD Segment output
LCD Common output
LCD Common output
Output port
Pad reset input (HIGH Active)
Ground Input and chip substrate
Port-A bit programmable I/O
Edge-trigger Interrupt.
Transition-trigger Interrupt
Programmable Timer1 clock source
Port-A bit programmable I/O
Transition-trigger Interrupt
Port-B bit programmable I/O
PSG/DAC Output
Power supply
OSC input pin. For 32768Hz crystal
Port-B input
OSC output pin. For 32768Hz crystal
Port-B input
OSC input pin. toward to external resistor
N
N
3/54
Description
ST2024C
1/31/08