Description
Pin no.
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 J I F F F
F E D
Function
These pins are used for crystal oscillation.X0 and X1 can be directly connected to a crystal osci
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.