4-BIT SINGLE-CHIP MICROCONTROLLER
PRELIMINARY DATA SHEET
MOS INTEGRATED CIRCUIT
µPD17202AGF-011
4-BIT SINGLE-CHIP MICROCONTROLLER WITH LCD CONTROLLER/DR...
Description
PRELIMINARY DATA SHEET
MOS INTEGRATED CIRCUIT
µPD17202AGF-011
4-BIT SINGLE-CHIP MICROCONTROLLER WITH LCD CONTROLLER/DRIVER AND KEY SCAN CIRCUIT FOR FPC (FRONT PANEL CONTROLLER)
The µPD17202AGF-011 is a CMOS microcontroller for the FPC (Front Panel Controller) of a car stereo system. This microcontroller is housed in a 64-pin QFP and is provided with an LCD controller/driver and key scan circuit, enabling the reduction of the amount of wiring between the front panel of the car stereo system and the master microcontroller.
FEATURES
LCD controller/driver Key scan circuit LED output Supply voltage System clock : : : : : Can display up to 75 segments. 1/3 duty, 1/3 bias, frame frequency: 325.5 Hz Can read up to 30 (5 × 6) keys. 1 pin CLOCK, DATA, and LOAD pins VDD = 4.5 to 5.5 V fX = 8 MHz
3-wire serial communication mode :
ORDERING INFORMATION
Part Number Package 64-pin plastic QFP (14 × 20 mm, 1.0-mm pitch)
µPD17202AGF-011-3BE
The information in this document is subject to change without notice. Document No. U12127EJ1V0DS00 (1st edition) Date Published May 1997 N Printed in Japan
©
1997
µPD17202AGF-011
PIN CONFIGURATION (Top View)
64-pin plastic QFP (14 × 20 mm, 1.0-mm pitch)
µPD17202AGF-011-3BE
LCD24 LCD23 LCD22 LCD21 LCD20 LCD19 LCD18 LCD17 LCD16 LCD15 LCD14 LCD13 LCD12 LCD11 LCD10 LCD9 LCD8 LCD7 LCD6
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
64 63 62 61 60 59 58 57 56 55 54 53 52
IC(VREG)
GND1
VLCD1
VLCD0
VLCDC
IC(VDET)
COM2
COM1
COM0...
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