GMS81C7216 Datasheet, PDF (7/121 Pages) List of Unclassifed Manufacturers – 8-BIT SINGLE-CHIP MICROCONTROLLERS

2. BLOCK DIAGRAM
GMS81C7208/7216
GMS81C7208/7216
LCD Power
Supply
VCL0
VCL1
VCL2
BIAS
LCD Power
Control Circuit
Common Drive Output
COM0
COM1/SEG26
COM2/SEG25
COM3/SEG24
Segment Drive Output
SEG0 ~ SEG11
SEG16 ~ SEG20
R40-R47
R50-R53
R60-R64
LCD Controller / Driver (LCDC)
R4
R5
R6
RESET
XIN
XOUT
PSW
System controller
System
Clock Controller
Timing generator
frequency ^Clock
Generator
ALU
Accumulator
Stack Pointer
8-bit Basic
Interval Timer
Interrupt Controller
Data
Memory
LCD Display
Memory
PC
Program
Memory
Data Table
Watch/
Watchdog
Timer
PC
8-bit
A/D Converter
SIO
8-bit
Timer/Counter
VDD
VSS
AVDD
AVSS
Power
Supply
Power
Supply
Circuit
R3
Buzzer
Driver
R2
R30 / BUZ
R21 / AN1
R22 / AN2
R23 / AN3
R0
R00 / INT0
R01 / INT1
R02 / INT2
R03 / EC0
R04 / EC2
R05 / SCK
R06 / SO
R07 / SI
FEB. 2005 Ver 1.04
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