Smart Module Series
SC200R&SC262R_Series_Hardware_Design 64 / 124
A reference circuit for the TP interface is shown below.
TP_RST
TP_I2C_SCL
TP_I2C_SDA
TP_INT
1
2
3
4
5
6
2.2K
2.2K
LDO 6_1V8
4.7
μF 100 nF
Module
RESET 1.8 V
SCL 1.8 V
SDA 1.8 V
INT 1.8 V
GND
VDD 2.85 V
TP
R2
R1
C1
C2
D1
D2
D3
D4
D5
LDO17_2V85
GND
Figure 21: Reference Circuit Design for TP Interface
TP_INT
30
DI
TP interrupt
1.8 V
voltage domain.
TP_RST
31
DO
TP reset
1.8 V
voltage domain
.
Active low.
TP_I2C_SCL
47
OD
TP I2C clock
Externally pull them up to 1.8 V.
Can be used for other I2C
devices.
TP_I2C_SDA
48
OD
TP I2C data