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Chip Microcomputer. CXP82500 Datasheet |
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CXP82500
CMOS 8-bit Single Chip Microcomputer
Piggyback/
evaluator type
Description
The CXP82500 is a CMOS 8-bit single chip micro-
computer of piggyback/evaluator combined type, which
is developed for evaluating the function of the
CXP82532/82540.
80 pin PQFP (Ceramic)
Features
• Wide-range instruction system (213 instructions) to
cover various types of data
— 16-bit operation/multiplication and division/
Boolean bit operation instructions
• Minimum instruction cycle 400ns at 10MHz operation
• Applicable EPROM
LCC type 27C512 (Maximum 40K bytes are available.)
• Incorporated RAM capacity 1120 bytes (Including fluorescent display data area)
• Peripheral functions
— A/D converter
8-bit, 8-channel, successive approximation method
(Conversion time of 32µs/10MHz)
— Serial interface
Incorporated 8-bit, 8-stage FIFO (Auto transfer for 1 to 8 bytes), 1 channel
8-bit clock sync type, 1 channel
— Timer
8-bit timer
8-bit timer/counter
19-bit time base timer
16-bit capture timer/counter
— Fluorescent display panel controller/driver
Maximum 336 segment display possible
1 to 16-digit dynamic display
Dimmer function
High voltage drive output (40V)
On-chip pull-down resistor (Mask option)
Hardware key scan function (Maximum 16 × 8 key matrix compatible)
— Remote control reception circuit 8-bit pulse measurement counter with on-chip 6-stage FIFO
• Interruption
14 factors, 14 vectors, multi-interruption possible
• Standby mode
Sleep/stop
• Package
80-pin ceramic QFP
Note) Mask option depends on the type of the CXP82500. Refer to the Products List for details.
Structure
Silicon gate CMOS IC
Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by
any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the
operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.
–1–
E93863A78-PS
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Pin Assignment in Piggyback Mode
CXP82500
PE3/INT3
PE4/RMC
PE5
PE6
PE7/TO
PB0/CINT
PB1/CS0
PB2/SCK0
PB3/SI0
PB4/SO0
PB5/SCK1
PB6/SI1
PB7/SO1
PC0/KR0
PC1/KR1
PC2/KR2
PC3/KR3
PC4/KR4
PC5/KR5
PC6/KR6
PC7/KR7
PA0/AN0
PA1/AN1
PA2/AN2
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65
1 64
2 63
3 62
4 61
5 60
6 59
7 58
8
4 3 2 1 32 31 30
57
A6 5
29 A8
9 56
A5 6
28 A9
10
A4 7
27 A11
55
11
A3 8
26 NC
54
12
A2 9
25 OE
53
13
A1 10
24 A10
52
14
A0 11
23 CE
51
15
NC 12
22 D7
50
16
D0 13
21 D6
49
17 14 15 16 17 18 19 20
48
18 47
19 46
20 45
21 44
22 43
23 42
24 41
25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
T6
T7
T8/S28
T9/S27
T10/S26
T11/S25
T12/S24
T13/S23
T14/S22
T15/S21
S20
S19
S18
S17
S16
PF7/S15
PF6/S14
PF5/S13
PF4/S12
PF3/S11
PF2/S10
PF1/S9
PF0/S8
PD7/S7
Note) NC (Pin 73) is always connected to VDD.
–2–
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Pin Assignment in Evaluator Mode
CXP82500
PE3/INT3
PE4/RMC
PE5
PE6
PE7/TO
PB0/CINT
PB1/CS0
PB2/SCK0
PB3/SI0
PB4/SO0
PB5/SCK1
PB6/SI1
PB7/SO1
PC0/KR0
PC1/KR1
PC2/KR2
PC3/KR3
PC4/KR4
PC5/KR5
PC6/KR6
PC7/KR7
PA0/AN0
PA1/AN1
PA2/AN2
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65
1
2
3
4
5
6
7
8 4 3 2 1 32 31 30
A6/D6
5
29 A8
9
A5/D5
6
28 A9
10
A4/D4
7
27 A11
11
A3/D3
8
26 NC
12
A2/D2
9
25 HALT
13
A1/D1 10
24 A10
14
A0/D0 11
23 E/P
15
NC 12
22 I/T
16
RD 13
21 MON
17 14 15 16 17 18 19 20
18
19
20
21
22
23
24
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
T6
T7
T8/S28
T9/S27
T10/S26
T11/S25
T12/S24
T13/S23
T14/S22
T15/S21
S20
S19
S18
S17
S16
PF7/S15
PF6/S14
PF5/S13
PF4/S12
PF3/S11
PF2/S10
PF1/S9
PF0/S8
PD7/S7
Note) NC (Pin 73) is always connected to VDD.
–3–
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