SN8P1600
8-bit micro-controller
SN8P1603 External Reset Circuit Example
Pull-up Resistor
VCC
VCC
R2
U1
R1
External Oscillator
100K
1
2
3
4
5
6
7
8
9
18
17
16
15
14
13
12
11
10
P1.2
P1.3
P0.0
RST
VSS
P2.0
P2.1
P2.2
P2.3
P1.1
P1.0
XIN
XOUT
VDD
P2.7
P2.6
P2.5
P2.4
20K
Y1
VCC
? Hz
C2
C3
External Reset Circuit
20P
20P
SN8P1603
C1
0.1uF (104)
Bypass Cap
VCC
P2.0
P2.1
P2.2
P2.3
P2.4
P2.5
P2.6
P2.7
D1
R7
100
100
100
100
100
100
100
100
D2
D3
D4
D5
D6
D7
D8
R8
P1.0
P1.1
P1.2
P1.3
R3
R4
R5
R6
100K
100K
100K
100K
R9
R10
R11
R12
R13
R14
S1
S2
S3
S4
Output Application
Input Application
Notice :
The SN8P1603 have built-in POR(LVD) function. It has a excellent power-on/brown-out reset performance.
SONiX TECHNOLOGY CO., LTD
Page 77
Revision 1.94
SONIX [ SONIX TECHNOLOGY COMPANY ]
