SONIX 8-BIT MCU OTP Easy-Writer
SONiX TECHNOLOGY CO., LTD
Page 34
V1.1
SN8P1900 Series
SN8P1900 Series Programming Pin Mapping
SN8P1900 Series Pin Assignment
SN8P1907 (P-DIP 48PIN, SSOP 48PIN)
SEG4 1
48
SEG5
SEG3 2
47
SEG6
SEG2 3
46
SEG7
SEG1 4
45
SEG8
SEG0 5
44
SEG9
COM3 6
43
SEG10
COM2 7
42
SEG11
COM1 8
41
VPP/RST
COM0 9
40
VSS
VLCD 10
39
P5.2
R+ 11
38
P5.1
R- 12
37
P5.0
X+ 13
36
P4.2
X- 14
35
P4.1
AI+ 15
34
P4.0
AI- 16
33
P1.3
AVSS 17
32
P1.2
ACM 18
31
P1.1
AVDDR 19
30
P1.0
AVE+ 20
29
P0.0/INT0
AVDDCP 21
28
VDD
C+ 22
27
XOUT
VDD 23
26
XIN
C- 24
25
VSS
SN8P1907P
SN8P1907X
Programming Information of SN8P1900 Series
Chip Name
SN8P1907
SN8P1908
SN8P1909
EZ Writer / Writer V3.0
OTP IC / JP3 Pin Assignment
Number Pin Number Pin
Number
Pin
Number
Pin
1 VDD
10,23,28
VDD
3,19,26,46
VDD
2,23,30,53
VDD
2 GND 25,40
VSS
21,37
VSS
25,44
VSS
3 CLK 26 XIN
24
XIN
28
XIN
4 CE 29
P0.0
27
P0.0
31
P0.0
5 PGM 35
P4.1
33
P1.1
40
P1.1
6 OE 34
P4.0
32
P1.0
39
P1.0
7 D1 31
P1.1
44
P2.1
51
P2.1
8 D0 30
P1.0
45
P2.0
52
P2.0
9 D3 33
P1.3
42
P2.3
49
P2.3
10 D2 32
P1.2
43
P2.2
50
P2.2
11 D5 37
P5.0
40
P2.5
47
P2.5
12 D4 36
P4.2
41
P2.4
48
P2.4
13 D7 39
P5.2
38
P2.7
45
P2.7
14 D6 38
P5.1
39
P2.6
46
P2.6
15 VDD
10,23,28
VDD
3,19,26,46
VDD
2,23,30,53
VDD
16 VPP 41 VPP
31
RST
38
RST
17 HLS 42
SEG11
34
P1.2
41
P1.2
18 RST
- - - - - -
19 -
- - -
-
- -
20 ALSB/PDB 27 XOUT
25 XOUT
29 XOUT