2
Reset input
RESET
28
32 73
27
72
71
26
70
69
M37702M2AXXXFP BLOCK DIAGRAM
(5V)
V
CC
(0V)
V
SS
(0V)
AV
SS
(5V)
AV
CC
(0V)
CNVss
Reference
voltage input
V
REF
Bus width
selection input
BYTE
Enable output
Clock input Clock output
X
IN
X
OUT
E
29
30
31
Clock Generating Circuit
Instruction Register(8)
Incrementer(24)
Stack Pointer S(16)
Index Register Y(16)
Index Register X(16)
Data Buffer DB
L
(8)
Data Bank Register DT(8)
Input Buffer Register IB(16)
Program Address Register PA(24)
Processor Status Register PS(11)
Program Counter PC(16)
Direct Page Register DPR(16)
Instruction Queue Buffer Q
1
(8)
Data Address Register DA(24)
Instruction Queue Buffer Q
0
(8)
Program Bank Register PG(8)
Instruction Queue Buffer Q
2
(8)
Incrementer/Decrementer(24)
Accumulator A(16)
Timer TA4(16)
Watchdog Timer
Timer TB2(16)
Timer TB1(16)
Timer TB0(16)
UART0(9)
UART1(9)
A-D Converter(8)
Timer TA3(16)
Address Bus
ROM
RAM
Timer TA2(16)
Data Bus(Odd)
16K Bytes
512 Bytes
Timer TA1(16)
Data Bus(Even)
Timer TA0(16)
Accumulator B(16)
Data Buffer DB
H
(8)
Arithmetic Logic
Unit(16)
P8(8)
P7(8)
P6(8)
P5(8)
P4(8)
P3(4)
P2(8)
P1(8)
P0(8)
61 62 63 64 65 66 67 68
74 75 76 77 78 79 80 1
2 3 4 5 6 7 8 9
10 11 12 13 14 15 16 17
18 19 20 21 22 23 24 25
33 34 35 36
37 38 39 40 41 42 43 44
45 46 47 48 49 50 51 52
53 54 55 56 57 58 59 60
M37702M2AXXXFP, M37702M2BXXXFP
M37702S1AFP, M37702S1BFP
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
Input/Output
port P8
Input/Output
port P7
Input/Output
port P6
Input/Output
port P5
Input/Output
port P4
Input/Output
port P3
Input/Output
port P2
Input/Output
port P1
Input/Output
port P0
RENESAS [ RENESAS TECHNOLOGY CORP ]
