W921E400A Datasheet, PDF (5/53 Pages) Winbond – 4-BIT MICROCONTROLLER

3. PIN CONFIGURATION
PIN NAME
P2.0
P2.1
P3.0/ANI0
P3.1/ANI1
P3.2/ANI2
P3.3/ANI3
P4.2
P4.3/INT0
P5.1/TM2
P6.0/WDATA
P6.1/WCLK
DIP28 (OR SOP28)
1
2
3
4
5
6
7
8
9
10
11
P6.2/RDATA
12
VSS
13
P6.3/RCLK
14
W921E400A/W921C400
PIN NAME
PA.0
PA.1
PA.2
PA.3
PB.0
PB.1
PB.2
PB.3
BTG
DTMF
RESET
OSCO
OSCI
VDD
DIP28 (OR SOP28)
15
16
17
18
19
20
21
22
23
24
25
26
27
28
15
W921E400A
/ W921C400
1
Publication Release Date: July 1999
-5-
Revision A3