Hardware Reference Manual
SOM
Version 1.0
- v -
eInfochips Confidential
List of Figures
Figure 1 – ERAGON 624 SOM Block Diagram ............................................................................................ 17
Figure 2 – ERAGON624 SOM Top View ...................................................................................................... 18
Figure 3 – ERAGON624 SOM BOT View ..................................................................................................... 18
Figure 4 – Boot Configuration Switch (SW1) schematic ............................................................................ 34
Figure 5 – Boot Configuration Switch (SW1) ............................................................................................. 35
Figure 6 – General Purpose Keys ............................................................................................................... 35
Figure 7 – WCD9335 Audio Code Daughter Board (custom made by eInfochips) ................................... 36
Figure 8 – Schematic-1 on Carrier Board for Audio Code Daughter Board .............................................. 36
Figure 9 – Schematic-2 on Carrier Board for Audio Code Daughter Board .............................................. 37
Figure 10 – Audio Headset Jack ................................................................................................................. 37
Figure 11 – Audio Headset Jack schematic ................................................................................................ 37
Figure 12 – Analog and Digital Codec Headers (J17 & J18) ....................................................................... 38
Figure 13 – Micro SD card connector schematic for carrier ...................................................................... 40
Figure 14 – DSI to HDMI Audio Connector J26 .......................................................................................... 41
Figure 15 – HDMI to CSI Audio Connector J27 .......................................................................................... 42
Figure 16 – Routing of UFL cable from SOM to Carrier ............................................................................. 43
Figure 17 – Routing of UFL cable from SOM to Carrier ............................................................................. 43
Figure 18 – M.2 connector (J35) ................................................................................................................. 44
Figure 19 – SIM card connectors (J38 & J36) ............................................................................................. 44
Figure 20 – RTC connector (J8) ................................................................................................................... 47
Figure 21 – Debug Port connection (J22) ................................................................................................... 47
Figure 22 – SOM Module Dimension ......................................................................................................... 49
Figure 23 – SOM Module TOP side Shields ................................................................................................ 49
Figure 24 – SOM Module BOT side Shield ................................................................................................. 50
Summary of Contents for Eragon 624 SOM
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