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80C86 Datasheet(PDF) 3 Page - Renesas Technology Corp

Part # 80C86
Description  CMOS 16-Bit Microprocessor
PDF  38 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

80C86 Datasheet(HTML) 3 Page - Renesas Technology Corp

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80C86
FN2957 Rev 4.00
Page 3 of 38
August 19, 2015
Functional Diagram
REGISTER FILE
EXECUTION UNIT
CONTROL AND TIMING
INSTRUCTION
QUEUE
6-BYTE
FLAGS
16-BIT ALU
BUS INTERFACE UNIT
16
4
QS0, QS1
S2, S1, S0
2
4
3
GND
VCC
CLK
RESET READY
BUS INTERFACE UNIT
RELOCATION
REGISTER FILE
3
A19/S6
A16/S3
INTA, RD, WR
DT/R, DEN, ALE, M/IO
BHE/S7
2
SEGMENT REGISTERS
AND
INSTRUCTION POINTER
(5 WORDS)
DATA POINTER
AND
INDEX REGS
(8 WORDS)
TEST
INTR
NMI
HLDA
HOLD
RQ/GT0, 1
LOCK
MN/MX
3
ES
CS
SS
DS
IP
AH
BH
CH
DH
AL
BL
CL
DL
SP
BP
SI
DI
ARITHMETIC/
LOGIC UNIT
B-BUS
C-BUS
EXECUTION
UNIT
INTERFACE
UNIT
BUS
QUEUE
INSTRUCTION
STREAM BYTE
EXECUTION UNIT
CONTROL SYSTEM
FLAGS
MEMORY INTERFACE
A-BUS
AD15-AD0



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