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
SC66_Hardware_Design 56 / 139
Table 14: USB1 & USB2 Pin Description
The reference circuit of Micro USB interface configured by using USB1:
USB1_HS_DP
USB1_HS_DM
Module
DP
DM
VBUS
ID
GND
100nF
4.7uF
VBUS
SS_DIR_IN
USB_CC1
UUS B_TYPEC
0R
10K
Micro USB
Figure 15: Micro USB Interface
The reference circuit of Host mode configured by USB2:
USB2_HS_DP
USB2_HS_DM
Module
DP
DM
VBUS
ID
GND
100 nF
4.7uF
AW3605DNR
SW
VIN
EN
VOUT
VOUT
NC
GPIO_15
`
1UH
VPH_PWR
10uF
1uF
GND
10K
USB2_VBUS
USB2_VBUS
Pin Name Pin No.
I/O
Description
Comment
USB1_HS_DM 33
IO
USB 2.0 differential data bus (-)
USB 2.0 standard
compliant;
Support OTG.
USB1_HS_DP 32
IO
USB 2.0 differential data bus (+)
USB2_HS_DM 25
IO USB 2.0 differential data bus (-)
USB 2.0 standard
compliant;
Only support host
mode.
USB2_HS_DP 26
IO USB 2.0 differential data bus (+)