Table of Contents
Advertisement
0.1 µF
EA#
V
PP
V
CC
Table 11-3. Slave Programming Mode Address Map
Description
OTPROM
OFD
†
DED
†
DEI
PCCB
Programming V
CC
Programming V
PP
Signature word
†
These bits program the UPROM cells. Once these bits are programmed, they cannot be erased, and
dynamic failure analysis of the device is impossible.
PROGRAMMING THE NONVOLATILE MEMORY
V
XTAL1
CC
V
RESET#
CC
V
SS
P4.7:0
P3.7:0
EA#
P2.6
V
P2.4
PP
P2.2
P2.1
P2.0
V
REF
P0.7/PMODE.3
P0.6/PMODE.2
P0.5/PMODE.1
P0.4/PMODE.0
ANGND
87C196LA, LB
Figure 11-1. Slave Programming Circuit
CLOCK
V
CC
RESET#
10
PBUS
Pullups Required
P4.7 - P3.0
CPVER
AINC#
PROG#
PALE#
PVER
Address
2000–7FFFH OTPROM Cells
0778H OTPROM Cell
0758H UPROM Cell
0718H UPROM Cell
0218H Test EPROM
0072H Read Only
0073H Read Only
0070H Read Only
k
A5277-01
Comments
11-3
Advertisement
Table of Contents
