st2024c Sitronix Technology Corporation, st2024c Datasheet - Page 38

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

1
The ST2024C can drive up to 320 dots of LCD panel directly.
The LCD driver can control by 1/4 duty(160 dots) and 1/8
duty (320 dots). LCD block include display RAM ($200~
$227) for storing the display data, 40-segment output pins
(SEG0~SEG39), 8-common output pins (COM0~COM7).
Ver 2.2
1
5
5
.
.
SYSCK
SENT
INTX
L
L
C
C
D
D
IN0
IN1
MUX
SEL
SRES-PULSE
O
SENA
TCLK
ENABLE
CLEAR
CK
FIGURE 15-22: Clock source of LCD
PRES
OUTPUT
LCK[1~0]
TCLK/64
TCLK/32
TCLK/16
TCLK/8
38/54
All LCD RAM are random after power on reset. The bias
voltage circuits of the LCD display is built-in and no external
resistor is needs.
IN0
IN1
IN2
IN3
MUX4-1
SEL
OUT
OSCX
LCK[2]
IN0
IN1
SEL
OUT
IN
:
64
OUT
ST2024C
1/31/08
LCD clock