HMS87C5216 Datasheet, PDF (3/76 Pages) List of Unclassifed Manufacturers – CMOS SINGLE-CHIP 8-BIT MICROCONTROLLER FOR UR(Universal Remocon) & WIRELESS KEYBOARD

2. BLOCK DIAGRAM
HMS87C5216
PSW
ALU
RESET
Xin
Xout
System controller
System
Clock Controller
Timing generator
Clock Generator
8-bit Basic
Interval
Timer
Watch-dog Key Wake up
8-bit
A/D
Converter
Accumulator
Stack Pointer
Data
Memory
Interrupt Controller
PC
Program
Memory
Data Table
8-bit
Timer/
Counter
Carrier
Generator
RC Watch
Timer
LVD/POR
Instruction
Decoder
V_DD
V_SS
Power
Supply
R0
R00 / KS0
R01 / KS1
R02 / KS2
R03 / KS3
R04 / KS4
R05 / KS5
R06 / KS6
R07 / KS7
R1
R10 / INT1
R11 / INT2
R12 / T0
R13 / T1
R14 / AN0
R15 / AN1
R16 / AN2
R17 / AN3
R2
R20
R21
R22
R23
R24 /T2
R25 / EC0
R26
R27
REMOUT
R3
R4
R30
R40
R31
R41
R32
R42
R33
R43
R34
R44
R35
R36
R37
SEP. 2004 Ver 1.01