SONIX 8-BIT MCU OTP Easy-Writer
SONiX TECHNOLOGY CO., LTD
Page 33
V1.1
SN8P1820 Series
SN8P1820 Series Programming Pin Mapping
Programming Information of SN8P1810 Series
Chip Name
SN8P1829
EZ Writer / Writer V3.0
OTP IC / JP3 Pin Assignment
Number Pin Number
Pin
1 VDD
30,79,73
VDD
2 GND
36,77
VSS
3 CLK 33
XIN
4 CE 19
P0.0
5 PGM 22
P1.1
6 OE 21
P1.0
7 D1 43
P2.1
8 D0 44
P2.0
9 D3 41
P2.3
10 D2 42
P2.2
11 D5 39
P2.5
12 D4 40
P2.4
13 D7 37
P2.7
14 D6 38
P2.6
15 VDD
30,79,73
VDD
16 VPP 35
RST
17 HLS 23
P1.2
18 RST -
-
19 - -
-
20 ALSB/PDB
34
XOUT
SN8P1810 Series Pin Assignment
SN8P1829 (LQFP 80PIN)
C+
VDD
C-
VSS
V3
V2
V1
VLCD
COM0
COM1
COM2
COM3
SEG0
SEG1
SEG2
SEG3
SEG4
SEG5
SEG6
SEG7
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61
AVDDCP 1
O
60 SEG8
AVDDR
2
59
SEG9
AGND
3
58 SEG10
AVREFL 4
57 SEG11
AIN2 5
56 SEG12
AIN1 6
55 SEG13
AIN0 7
54 SEG14
AVREFH 8
53 SEG15
PGIABIAS 9
52 SEG16
10
SN8P1829
51
SEG17
PGIAIN- 11
50 SEG18
PGIAOUT 12
49 SEG19
OP1IN+ 13
48 SEG20
OP1IN- 14
47 SEG21
OP1OUT 15
46 SEG22
OP2IN+ 16
45 SEG23
OP2IN- 17
44 SEG24/P2.0
OP2OUT 18
43 SEG25/P2.1
P0.0/INT0 19
42 SEG26/P2.2
P0.1/INT1 20
41 SEG27/P2.3
21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
P1.0
P1.1
P1.2
P1.3
P5.0/SCK
P5.1/SI
P5.2/SO
P5.3/PWM1/BZ1
P5.4/PWM0/BZ0
VDD
LXIN
LXOUT
XIN
XOUT
VPP/RST
GND
SEG31/P2.7
SEG30/P2.6
SEG29/P2.5
SEG28/P2.4