GMS81C1102 Datasheet, PDF (6/89 Pages) Hynix Semiconductor – 8-BIT SINGLE-CHIP MICROCONTROLLERS

4. BLOCK DIAGRAM(GMS81C1102)
GMS81C1102 / GMS81C1202
RESET
Xin
Xout
PSW
ALU
Accumulator
Stack Pointer
Data
Memory
System controller
System
Clock Controller
Timing generator
Clock
Generator
8-bit Basic
Interval
Timer
Watch-dog
Timer
Interrupt Controller
8-bit
A/D
Converter
8-bit
Timer/
Counter
High
Speed
PWM
PC
Program
Memory
Data Table
Instruction
Decoder
V_DD
VSS
Power
Supply
RA
RA0 / EC0
RA1 / AN1
RA2 / AN2
RA3 / AN3
RA4 / AN4
RA5 / AN5
RA6 / AN6
RA7 / AN7
5. PIN ASSIGNMENT(GMS81C1102)
RB
RB0 / AN0 / Avref
RB2 / INT0
RB4 / CMP0 / PWM
AN4 / RA4
AN5 / RA5
AN6 / RA6
AN7 / RA7
VDD
AN0 / AVref / RB0
INT0 / RB2
PWM / COMP0 / RB4
16 DIP
1
16
2
15
3
14
4
13
5
12
6
11
7
10
8
9
RA3 / AN3
RA2 / AN2
RA1 / AN1
RA0 / EC0
VSS
RESET
Xout
Xin
AN4 / RA4
AN5 / RA5
AN6 / RA6
AN7 / RA7
V_DD
AN0 / AVref / RB0
INT0 / RB2
PWM / COMP0 / RB4
16 SOP
1
16
2
15
3
14
4
13
5
12
6
11
7
10
8
9
RA3 / AN3
RA2 / AN2
RA1 / AN1
RA0 / EC0
V_SS
RESET
Xout
Xin
Jan. 2002 ver 2.0
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