Telit Wireless Solutions E922-3GR Series, Hardware User'S Manual, Page: 7 / 112

xE922-3GR Hardware User Guide
1VV0301272 Rev.0.8 2017-01-05
Reproduction forbidden without written authorization from Telit Communications S.p.A. - All Rights
Reserved.
Page 7 of 112
10.2. LVDS ..................................................... 62
10.3. Backlight control
............................................. 64
10.4. LED_CURSINK
............................................. 65
10.5. Touch panel
................................................. 66
11. Camera interface
............................................... 67
12. Peripheral interfaces
............................................. 71
12.1. I2C
...................................................... 71
12.2. USIF
..................................................... 72
12.3. SDMMC/SDIO
.............................................. 74
12.4. ADC
..................................................... 77
13. General purpose I/O
............................................. 78
14. Debug / flash interfaces
........................................... 81
14.1. USB2.0 HS
................................................. 81
14.2. USIF2
.................................................... 81
14.3. JTAG
..................................................... 81
14.4. Test pads
................................................... 81
15. Audio
........................................................ 82
15.1. Analog
.................................................... 82
15.1.1. Analog IN
...................................................... 83
15.1.2. Analog OUT
.................................................... 86
15.1.2.1.
Earpiece
................................................. 87
15.1.2.2. Headset .................................................. 87
15.1.2.3. Loudspeaker .............................................. 88
15.2. Digital
.................................................... 90
15.2.1. I2S .......................................................... 90
15.2.2. Digital microphone
................................................ 90
16. Antenna(s) .................................................... 91
16.1.
GSM/WCDMA Antenna Requirements ............................. 91
16.1.1. GSM/WCDMA Antenna – PCB line Guidelines ............................. 92
16.1.2. GSM/WCDMA Antenna
–
Installation Guidelines
........................... 92