MB89943 - Fujitsu Media Devices

MB89943 8-bit Proprietary Microcontroller

Pin no. QFP*1 MQFP*2 55 Pin name X0 6 6 X1 48 48 MODE 2 2 RST 34 to 27 34 to 27 P00/SEG00 to P07/SEG07 26 to 20, 18 26 to 20, P10/SEG08 to 18 P17/SEG15 17 17 P20/SEG15 16 16 P21/V0 15 15 P22/EC/V1 14 14 P23/TO/V2 13 13 P24/V3 12, 11, 10 35 12, 11, 10 35 P25/INT0 to P27/INT2 P30/FUELO *1: FPT-48P-M16 *2: MQP-48C-P01 Circuit type A B C H .

Features

a combination of two PWM pulse generators and four high-drive-current outputs for controlling a stepping motor. It also contains two analog inputs, two PWM pulse generators and 10-digit LCD controller/driver for various sensor/indicator devices. The MB89940 series is manufactured with high performance CMOS technologies and packaged in a 48-pin QFP. s FEATURES
• 8-bit core CPU; 4 MHz system clock (8 MHz external, 500 ns instruction cycle)
• 21-bit watchdog timer
• Clock generator/controller
• 16-bit interval timer
• Two PWM pulse generators with four high-drive-current outputs
• Two-channel 8-.