Pinouts - 8048 family

Related links: 8048 family
  MCS-48 (8048, 8748 and 8749) microcontrollers - DIP 40 package  
Manufacturers: Intel, National Semiconductor, NEC, Toshiba
T0 1 40 VCC
XTAL1 2 39 T1
XTAL2 3 38 P27
Reset 4 37 P26
SS 5 36 P25
INT 6 35 P24
EA 7 34 P17
RD 8 33 P16
PSEN 9 32 P15
WR 10 31 P14
ALE 11 30 P13
DB0 12 29 P12
DB1 13 28 P11
DB2 14 27 P10
DB3 15 26 VDD
DB4 16 25 PROG
DB5 17 24 P23
DB6 18 23 P22
DB7 19 22 P21
VSS 20 21 P20
* NEC datasheets show PROG as an inverted output
  80C48 microcontroller - DIP 40 package  
Manufacturers: NEC
T0 1 40 VCC
XTAL1 2 39 T1
XTAL2 3 38 P27
Reset 4 37 P26
SS 5 36 P25
INT 6 35 P24
EA 7 34 P17
RD 8 33 P16
PSEN 9 32 P15
WR 10 31 P14
ALE 11 30 P13
DB0 12 29 P12
DB1 13 28 P11
DB2 14 27 P10
DB3 15 26 VDD
DB4 16 25 PROG
DB5 17 24 P23
DB6 18 23 P22
DB7 19 22 P21
VSS 20 21 P20
(c) Copyright 2003 Gennadiy Shvets