Product Info
Table Of Contents
- About the Document
- Contents
- Table Index
- Figure Index
- 1 Introduction
- 2 Product Concept
- 3 Application Interfaces
- 3.1. General Description
- 3.2. Pin Assignment
- 3.3. Pin Description
- 3.4. Power Supply
- 3.5. Turn on and off Scenarios
- 3.6. VRTC Interface
- 3.7. Power Output
- 3.8. Battery Charge and Management
- 3.9. USB Interfaces
- 3.10. UART Interfaces
- 3.11. (U)SIM Interfaces
- 3.12. SD Card Interface
- 3.13. GPIO Interfaces
- 3.14. I2C Interfaces
- 3.15. I2S Interfaces
- 3.16. SPI Interface
- 3.17. ADC Interfaces
- 3.18. LCM Interfaces
- 3.19. Touch Panel Interfaces
- 3.20. Camera Interfaces
- 3.21. Sensor Interfaces
- 3.22. Audio Interfaces
- 3.23. Emergency Download Interface
- 4 Wi-Fi and BT
- 5 GNSS
- 6 Antenna Interfaces
- 7 Electrical, Reliability and Radio Characteristics
- 8 Mechanical Dimensions
- 9 Storage, Manufacturing and Packaging
- 10 Appendix A References
- 11 Appendix B GPRS Coding Schemes
- 12 Appendix C GPRS Multi-slot Classes
- 13 Appendix D EDGE Modulation and Coding Schemes
- IC & FCC Requirement
Smart LTE Module Series
SC66 Hardware Design
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3.19. Touch Panel Interfaces
SC66 provides two I2C interfaces for connection with Touch Panel (TP), and also provides the
corresponding power supply and interrupt pins. The pin definition of touch panel interfaces is illustrated
below.
Table 26: Pin Definition of Touch Panel Interfaces
A reference design for TP0 interface is shown below.
Pin Name Pin No I/O Description Comment
LDO11A_1P8 10 PO 1.8V output power supply
Pull-up power supply of I2C
Vnorm=1.8V
I
O
max=300mA
LDO3B_2P8 12 PO 2.8V output power supply for TP
TP power supply
Vnom=2.8V
Iomax=600mA
TP0_INT 139 DI Interrupt signal of touch panel (TP0)
TP0_RST 138 DO Reset signal of touch panel (TP0)
TP0_I2C_SCL
SCL
140 OD
I2C clock signal of touch panel
(TP0)
TP0_I2C_SDA 206 OD I2C data signal of touch panel (TP0)
TP1_RST 136 DO Reset signal of touch panel (TP1)
TP1_INT 137 DI Interrupt signal of touch panel (TP1)
TP1_I2C_SCL 205 OD
I2C clock signal of touch panel
(TP1)
TP1_I2C_SDA 204 OD I2C data signal of touch panel (TP1)