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Chip Microcomputer. CXP81100 Datasheet |
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CXP81100
CMOS 8-bit Single Chip Microcomputer
Description
The CXP81100 is a CMOS 8-bit single chip micro-
computer of piggyback/evaluator combined type,
which is developed for evaluating the function of the
CXP81120/81124.
64 pin PQFP (Ceramic)
Features
• A wide instruction set (213 instructions) which cover
various types of data
— 16-bit operation/multiplication and division/
boolean bit operation instructions
• Minimum instruction cycle
333ns at 12MHz operation (3.0 to 5.5V)
250ns at 16MHz operation (4.5 to 5.5V)
• Applicable EPROM
LCC type 27C128, LCC type 27C256
(Maximum 24Kbytes are available.)
• Incorporated RAM capacity
832bytes
• Peripheral functions
— A/D converter
8-bit, 8-channel, successive approximation method
(Conversion time of 20µs/16MHz)
— Serial interface
Incorporated buffer RAM (Auto transfer for 1 to 32bytes),
1channel
Incorporated 8-bit, 8-stage FIFO
(Auto transfer for 1 to 8bytes), 1channel
— Timer
8-bit timer
8-bit timer/counter
19-bit time base timer
— PWM output
12bits, 2channels
(repetitive frequency 62.5kHz/16MHz)
• Interruption
10 factors, 10 vectors, multi-interruption possible
• Standby mode
SLEEP/STOP
• Package
64-pin ceramic PQFP
Note) Mask option depends on the type of the CXP81100. 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–
E94X09-ST
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Pin Assigument in Piggyback Mode
CXP81100
64 63 62 61 60 59 58 57 56 55 54 53 52
PB5 1
PB4 2
PB3 3
PB2 4
PB1 5
PB0 6
PC7 7
PC6 8
PC5 9
PC4 10
PC3 11
PC2 12
PC1 13
PC0 14
PD7 15
PD6 16
PD5 17
PD4 18
PD3 19
4 3 2 1 32 31 30
A6 5
29
A5 6
28
A4 7
27
A3 8
26
A2 9
25
A1 10
24
A0 11
23
NC 12
22
D0 13
21
14 15 16 17 18 19 20
A8
A9
A11
NC
OE
A10
CE
D7
D6
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
20 21 22 23 24 25 26 27 28 29 30 31 32
PG3/TO
PG4
PG5/SCK1
PG6/SO1
PG7/SI1/INT1
PE0/INT0
PE1/EC/INT2
PE2/PWM0
PE3/PWM1
PF0/AN0
PF1/AN1
PF2/AN2
PF3/AN3
PF4/AN4
PF5/AN5
PF6/AN6
PF7/AN7
AVDD
AVREF
Note) 1. NC (Pin 56) is always connected to VDD.
2. VSS (Pins 26 and 58) are both connected to GND.
3. MP (Pin 23) is always connected to GND.
–2–
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Pin Assigument in Evaluator Mode
CXP81100
64 63 62 61 60 59 58 57 56 55 54 53 52
PB5 1
PB4 2
PB3 3
PB2 4
51
50
49
48
PB1 5
47
PB0 6
4 3 2 1 32 31 30
46
A6/D6
5
PC7 7
A5/D5
6
29 A8
28 A9
45
PC6
8
A4/D4
7
27 A11
44
PC5
9
A3/D3
8
26 NC
43
PC4
10
A2/D2
9
A1/D1
10
PC3 11
A0/D0 11
PC2 12
NC 12
25 HALT 42
24 A10
23 E/P
41
22 I/T
40
PC1 13
PC0 14
RD 13
21 MON
14 15 16 17 18 19 20
39
38
PD7 15
37
PD6 16
36
PD5 17
35
PD4 18
34
PD3 19
33
20 21 22 23 24 25 26 27 28 29 30 31 32
PG3/TO
PG
PG5/SCK1
PG6/SO1
PG7/SI1/INT1
PE0/INT0
PE1/EC/INT2
PE2/PWM0
PE3/PWM1
PF0/AN0
PF1/AN1
PF2/AN2
PF3/AN3
PF4/AN4
PF5/AN5
PF6/AN6
PF7/AN7
AVDD
AVREF
Note) 1. NC (Pin 56) is always connected to VDD.
2. VSS (Pins 26 and 58) are both connected to GND.
3. MP (Pin 23) is always connected to GND.
–3–
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