Hardware Reference Manual
SOM
Version 1.0
- 33 -
eInfochips Confidential
6.2.5
PMIC Interface
ERAGON624 SOM module has combination of PM8953 and PMI8952 for Power management. Both the
PMICs are interfaced to APQ8053 through two-line SPMI bus.
6.2.6
System LEDs
There are three notification LEDs provided on SOM module as described below,
LED2 (APQ reset out LED): It’s glow indicates that processor came out of reset and booted
successfully.
LED3 (Charging LED): Indicates battery charging.
LED4 (Green LED): Indicates that VPH power supply generated.
6.2.7
Shielding
Shields are Mounted on the WiFi (Top) Section, Pro PMIC + eMMC (Top/Bottom) section & GPS
section (Top), as per the FCC requirement for Single Module Certification.
Summary of Contents for Eragon 624 SOM
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