Sony CXP84340M, CXP84332M Datasheet

Description

CXP84332M/84340M is a CMOS 8-bit single chip
microcomputer integrating on a single chip an A/D
converter, serial interface, timer/counter, time base
timer, capture timer/counter, remote control reception
circuit, PWM output, and 32kHz timer/counter besides
the basic configurations of 8-bit CPU, ROM, RAM,
and I/O port.

The CXP84332M/84340M also provides a sleep/stop
function that enables lower power consumption.

Features

• Wide-range instruction system (213 instructions) to cover various types of data

— 16-bit arithmetic/multiplication and division/boolean bit operation instructions

• Minimum instruction cycle 200ns at 20MHz operation

122µs at 32kHz operation

• Incorporated ROM capacity 32K bytes (CXP84332M)

40K bytes (CXP84340M)

• Incorporated RAM capacity 1120 bytes

• Peripheral functions

— A/D converter 8 bits, 8 channels, successive approximation method

(Conversion time of 16µs/20MHz)

— Serial interface 8-bit, 8-stage FIFO incorporated

(Auto transfer for 1 to 8 bytes), 1 channel
8-bit clock synchronization, 1 channel

— Timers 8-bit timer

8-bit timer/counter
19-bit time base timer
16-bit capture timer/counter

32kHz timer/counter
— Remote control reception circuit 8-bit pulse measuring counter, 6-stage FIFO
— PWM output 14 bits, 1 channel

• Interruption 15 factors, 15 vectors, multi-interruption possible

• Standby mode SLEEP/STOP

• Package 80-pin plastic QFP

• Piggyback/evaluation chip CXP84300 80-pin ceramic QFP

Structure

Silicon gate CMOS IC

– 1 –

CXP84332M/84340M

E95X06-ST

CMOS 8-bit Single Chip Microcomputer

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.

80 pin QFP (Plastic)

– 2 –

CXP84332M/84340M

8

2

AN0 to AN7

PWM

RMC

CS0

SI0

SO0

SCK0

SI1

SO1

SCK1

TO

CINT

EC1

EC0

A/D CONVERTER

AVss

AV

REF

14 BIT PWM GENERATOR

REMOCON

FIFO

SERIAL

INTERFACE

UNIT 0

FIFO

SERIAL INTERFACE UNIT 1

8 BIT TIMER/COUNTER 0

8 BIT TIMER 1

16 BIT CAPTURE

TIMER/COUNTER2

INTERRUPT CONTROLLER

INT0

INT1

INT2

INT3

NMI

SPC700

CPU CORE

ROM

32K/40K BYTES

CLOCK

GENERATOR/

SYSTEM CONTROL

RAM

1120 BYTES

PRESCALER/

TIME BASE TIMER

EXTAL

XTAL

V

DD

Vss

PORT A

7

8

8

4

2

8

PA0 to PA7

PB0 to PB6

PB7

PC0 to PC7

PD0 to PD7

PE0 to PE3

PE4 to PE5

PF0 to PF7

PG0 to PG7

PI0 to PI7

RST

8

8

8

PORT B

PORT C

PORT D

PORT E

PORT F

PORT G

PORT I

TEX

TX

PH0 to PH7
8

PORT H

32kHz

TIMER/COUNTER

ADJ

2

2

Block Diagram

– 3 –

CXP84332M/84340M

Pin Assignment (Top View)

PF3
PF4
PF5
PF6

PF7
PD0
PD1
PD2
PD3
PD4
PD5
PD6
PD7
PC0
PC1
PC2
PC3
PC4
PC5
PC6
PC7
PH0
PH1
PH2

PI4
PI3/INT3
PI2/INT2
PI1/INT1
PI0/INT0
PE5/TO/ADJ
PE4/PWM
PE3/NMI
PE2/RMC
PE1/EC1
PE0/EC0
PB7/SO1
PB6/SI1
PB5/SCK1
PB4/SO0
PB3/SI0
PB2/SCK0
PB1/CS0
PB0/CINT
PA7/AN7
PA6/AN6
PA5/AN5
PA4/AN4
PA3/AN3

PH3

PH4

PH5

PH6

PH7

RST

EXTAL

XTAL

V

SS

TX

TEX

AV

SS

AV

REF

PA0/AN0

PA1/AN1

PA2/AN2

PF2

PF1

PF0

PG7

PG6

PG5

PG4

NC

V

DD

PG3

PG2

PG1

PG0

PI7

PI6

PI5

2
3
4

5
6
7
8
9

10
11
12
13
14
15
16
17
18
19

20
21
22
23

24

25

26

27 28

29

30

40

39

38

37

36

35

34

31

32

33

41

42

43

44

45

46

47

48

49

50

51

52

53

54

55

56

57

58

59

60

70

69

68

67

63

64

65

66

61

62

71

72

73

74

75

76

77

78

79

80

1

Note) NC (Pin 73) must be connected to VDD.

– 4 –

CXP84332M/84340M

Pin Description

Pin code I/O Functions

I/O/Analog input

PA0/AN0

to

PA7/AN7

(Port A)
8-bit I/O port. I/O can be
set in a unit of single bits.
Incorporation of the
pull-up resistance can be
set through the software
in a unit of 4 bits.
(8 pins)

Analog inputs to A/D converter.
(8 pins)

I/OPC0 to PC7

(Port C)
8-bit I/O port. I/O can be set in a unit of single bits. Capable of driving
12mA sync current. Incorporation of pull-up resistor can be set through
the software in a unit of 4 bits.
(8 pins)

I/OPD0 to PD7

(Port D)
8-bit I/O port. I/O can be set in a unit of single bits. Incorporation of pull­up resistor can be set through the software in a unit of 4 bits.
(8 pins)

I/OPF0 to PF7

(Port F)
8-bit I/O port. I/O can be set in a unit of single bits. Incorporation of
pull-up resistor can be set through the software in a unit of 4 bits.
(8 pins)

Input/Input
Input/Input
Input/Input
Input/Input
Output/Output

Output/Output/
Output

PE0/EC0
PE1/EC1
PE2/RMC
PE3/NMI
PE4/PWM

PE5/TO/ADJ

(Port E)
6-bit port. Lower 4 bits
are for inputs; upper
2 bits are for outputs.
(6 pins)

External event inputs for timer/counter.
(2 pins)

Remote control reception circuit input.
Non-maskable interruption request input.
14-bit PWM output.
Rectangular wave output for 16-bit

timer/counter and output for 32kHz
oscillation frequency demultiplication.

I/O/Input
I/O/Input
I/O/I/O
I/O/Input
I/O/Output
I/O/I/O
I/O/Input
Output/Output

PB0/CINT
PB1/CS0
PB2/SCK0
PB3/SI0
PB4/SO0
PB5/SCK1
PB6/SI1
PB7/SO1

(Port B)
Lower 7-bit I/O port in
which I/O can be set in a
unit of single bits. Also,
an uppermost bit (PB7)
exclusively for output.
Incorporation of pull-up
resistor can be set
through the software in a
unit of 4 bits.
(8 pins)

External capture input to 16-bit timer/counter.
Chip select input for serial interface (CH0).
Serial clock I/O (CH0).
Serial data input (CH0).
Serial data output (CH0).
Serial clock I/O (CH1).
Serial data input (CH1).
Serial data output (CH1).

– 5 –

CXP84332M/84340M

Pin code I/O Functions

I/OPG0 to PG7

(Port G)
8-bit I/O port. I/O can be set in a unit of single bits. Incorporation of pull­up resistor can be set through the software in a unit of 4 bits.
(8 pins)

I/OPH0 to PH7

(Port H)
8-bit I/O port. I/O can be set in a unit of single bits. Incorporation of pull­up resistor can be set through the software in a unit of 4 bits.
(8 pins)

I/O/Input

PI0/INT0

to

PI3/INT3

I/O

PI4 to PI7

Input

Crystal connectors for system clock oscillation. When the clock is supplied
externally, input to EXTAL; opposite phase clock should be input to XTAL.

EXTAL

Output

XTAL

Input

Crystal connectors for 32kHz timer/counter clock oscillaton circuit.
For usage as event counter, input to TEX, and open TX.

TEX

Output

TX

Input Low-level active, system reset.

RST

NC. Under normal operating conditions, connect to VDD.

NC

Input Reference voltage input for A/D converter.

AVREF

A/D converter GND.

AVss

Vcc supply.

VDD

GND

Vss

(Port I)
8-bit I/O ports. I/O can be set in a unit of single
bits. Incorporation of pull-up resistor can be set
through the software in a unit of 4 bits.
(8 pins)

External interruption
request inputs.
(4 pins)

– 6 –

CXP84332M/84340M

Port B

Data bus

RD (Port B)

Port B direction

IP

Port B data

Pull-up resistance

"0" when reset

"0" when reset

∗

Pull-up transistors

approx. 10kΩ

∗

Schmitt input

CINT
CS0
SI0
SI1

8 pins

Hi-Z

Hi-Z

When reset

PA0/AN0

to

PA7/AN7

PB0/CINT
PB1/CS0
PB3/SI0
PB6/SI1

Port B

Data bus

RD (Port B)

IP

Port B output
selection

"0" when reset

∗

Pull-up transistors

approx. 10kΩ

∗

Schmitt input

SCK in

Port B data

Port B direction

"0" when reset

Pull-up resistance

"0" when reset

SCK OUT

Output enable

4 pins

2 pins

Hi-Z

PB2/SCK0
PB5/SCK1

Data bus

RD (Port A)

Port A direction

IP

Port A data

Pull-up resistance

Port A input selection

Input protection
circuit

"0" when reset

"0" when reset

"0" when reset

Input multiplexer

A/D converter

∗

Pull-up transistors

approx. 10kΩ

∗

I/O Circuit Format for Pins

Port A

Pin

Circuit format