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CXP82952 Dataheets PDF



Part Number CXP82952
Manufacturers Sony Corporation
Logo Sony Corporation
Description CMOS 8-bit Single Chip Microcomputer
Datasheet CXP82952 DatasheetCXP82952 Datasheet (PDF)

CXP82940/82948/82952/82960 CMOS 8-bit Single Chip Microcomputer Description The CXP82940/82948/82952/82960 is a CMOS 8-bit single chip microcomputer integrating on a single chip an A/D converter, serial interface, timer/counter, time base timer, fluorescent display panel controller/driver, I2C bus interface, remote control transmission circuit, remote control reception circuit, and 32kHz timer/counter besides the basic configurations of 8-bit CPU, ROM, RAM, and I/O port. 80 pin QFP (Plastic) St.

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CXP82940/82948/82952/82960 CMOS 8-bit Single Chip Microcomputer Description The CXP82940/82948/82952/82960 is a CMOS 8-bit single chip microcomputer integrating on a single chip an A/D converter, serial interface, timer/counter, time base timer, fluorescent display panel controller/driver, I2C bus interface, remote control transmission circuit, remote control reception circuit, and 32kHz timer/counter besides the basic configurations of 8-bit CPU, ROM, RAM, and I/O port. 80 pin QFP (Plastic) Structure Features1 Silicon gate CMOS IC • 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 250ns at 16MHz operation (122µs at 32kHz operation) • Incorporated ROM capacity 40K bytes (CXP82940) 48K bytes (CXP82948) 52K bytes (CXP82952) 60K bytes (CXP82960) • Incorporated RAM capacity 2048 bytes (including fluorescent display area) • Periphera; functions — A/D converter 8-bit, 8-channel, successive approximation method (Conversion time of 20µs/16MHz) — Serial interface Buffer RAM incorporated (Auto transfer for 1 to 32 bytes), 1 channel 8-bit, 8-stage FIFO incorporated (Auto transfer for 1 to 8 bytes), 1 channel — Timers 8-bit timer, 8-bit timer/counter, 19-bit time base timer 32kHz timer/counter — Fluorescent display panel controller/driver Maximum of 196 segments display possible 1 to 16-digit dynamic display Dimmer function High voltage drive output (40V) Incorporated pull-down resistor (Mask option) Hardware key scan function Maximum of 12 × 8 key matrix supportable 2 — I C bus interface — Remote control transmission circuit Auto transmission for 1 to 32 bytes, restart function, carrier output function — Remote control reception circuit 8-bit pulse measurement counter, 6-stage FIFO • Interruption 16 factors, 15 vectors, multi-interruption possible • Standby mode SLEEP/STOP • Package 80-pin plastic QFP • Piggyback/evaluation chip CXP82900 80-pin ceramic QFP Perchase of Sony’s I2C components conveys a licence under the Philips I2C Patent Rights to use these components in an I2C system, provided that the system conforms to the I2C Standard Specifications as defined by Philips. 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– E95130-PK Block Diagram AVSS AVREF AVDD INT0 INT1 INT2 INT3/NMI TEX TX EXTAL XTAL 2 T0 to T7 RAM 8 SPC 700 CPU CORE 8 CLOCK GENERATOR SYSTEM CONTROL 8 T8/S19 to T15/S12 8 PORT A AN0 to AN7 8 A/D CONVERTER RST VDD VSS PA0 to PA7 S0 to S11 VFDP KR0 to KR7 RAM ROM 40K/48K/52K/60K BYTES RAM 2048 BYTES 8 KEY SCAN PORT B 12 FDP CONTROLLER/ DRIVER PB0 to PB7 RMCO BUFFER REMOCON OUT RAM FIFO PORT C 8 PC0 to PC7 PORT D CS0 SI0 SO0 SCK0 BUFFER RAM FIFO PRESCALER/ TIME BASE TIMER 2 SERIAL INTERFACE UNIT (CH0) PORT E SI1 SO1 SCK1 EC 8 BIT TIMER/COUNTER 0 PORT F SCL0 SCL1 SDA0 SDA1 2 I2C BUS INTERFACE UNIT CXP82940/82948/82952/82960 ADJ PORT G –2– RMC REMOCON IN INTERRUPT CONTROLLER 8 PD0 to PD7 6 2 PE0 to PE5 PE6 to PE7 SERIAL INTERFACE UNIT (CH1) 32KHz TIMER/COUNTER 4 PF0 to PF3 TO 8 BIT TIMER 1 4 PG0 to PG3 CXP82940/82948/82952/82960 Pin Assignment (Top View) PE0/EC/INT0 PG3 PG2 PG1 PG0 TEX VDD NC TX T0 T1 T2 T3 T4 T5 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 PE1/INT1 PE2/INT2 PE3/INT3/NMI PE4/RMC PE5 PE6/RMCO PE7/TO/ADJ PB0 PB1/CS0 PB2/SCK0 PB3/SI0 PB4/SO0 PB5/SCK1 PB6/SI1 PB7/SO1 PA0/AN0 PA1/AN1 PA2/AN2 PA3/AN3 PA4/AN4 PA5/AN5 PA6/AN6 PA7/AN7 AVDD 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 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 T7 T8/S19 T9/S18 T10/S17 T11/S16 T12/S15 T13/S14 T14/S13 T15/S12 S11 S10 S9 S8 PD7/S7 PD6/S6 PD5/S5 PD4/S4 PD3/S3 PD2/S2 PD1/S1 PD0/S0 VFDP PC7/KR7 PC6/KR6 PF1/SCL1 PF2/SDA0 PF3/SDA1 EXTAL PC1/KR1 AVSS XTAL VSS PC0/KR0 PC3/KR3 PF0/SCL0 Note) NC (Pin 75) must be connected to VDD. –3– PC2/KR2 PC4/KR4 PC5/KR5 AVREF RST T6 CXP82940/82948/82952/82960 Pin Description Pin code I/O (Port A) 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) (Port B) 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) Functions PA0/AN0 to PA7/AN7 I/O/ Analog input Analog inputs to A/D converter. (8 pins) PB0 PB1/CS0 PB2/SCK0 PB3/SI0 PB4/SO0 PB5/SCK1 PB6/SI1 PB7/SO1 I/O I/O/Input I/O/I/O I/O/Input I/O/Output I/O/I/O I/O/Input I.


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