P89C738 View Datasheet(PDF) - Philips Electronics
Part Name
Description
MFG CO.
'P89C738' PDF : 64 Pages View PDF
Philips Semiconductors
8-bit Flash microcontrollers
5 FUNCTIONAL DIAGRAM
Product specification
P89C738; P89C739
handbook, full pagewidth
XTAL1
XTAL2
RST
EA
PSEN
ALE
PORT 5
P89C738
P89C739
PORT 0
ADDRESS
AND
DATA BUS
PORT 1
T2
T2EX
PORT 2
ADDRESS
BUS
PORT 4
PORT 3
MGK191
VSS
VDD
RXD
TXD
INT0
INT1
T0
T1
WR
RD
secondary
functions
1998 Apr 07
Fig.2 Functional diagram.
5
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