Instruction Manual

DS1846
10 of 16
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PUSHBUTTON RESET Figure 4
PUSHBUTTON RESET CONTROLLED BY
NMI Figure 5
SDA
SCL
A0
WP
NMI
L0
W1
L1
L2
GND
V
CC
IN
PBRST
RST
RST
H0
W0
H1
W2
H2
DS1846
U
P
S
TREAM
SU
PPLY
VO
LTA
G
E
5V
INTO
8051 µp RST
DS1846
SDA
SCL
A0
WP
NMI
L0
W1
L1
L2
GND
V
CC
IN
PBRST
RST
RST
H0
W0
H1
W2
H2
5V
RST
8051
µp
U
P
S
TREAM
SU
PPLY
VO
LTA
G
E