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6.1.3
GPIOs and Real-Time Trigger Signals
The conga-PA7 provides GPIOs and real-time trigger signals via the feature connector X20 as described in the table below:
Table 28 X20 Pinout
Pin Default Signal Assembly Option
Description
1
GPIO 0
GPIO 0 from board controller, 10k PU to +3.3V standby.
2
GPIO 1
GPIO 1 from board controller, 10k PU to +3.3V standby.
3
GPIO 2
GPIO 2 from board controller, 10k PU to +3.3V standby
4
GPIO 3
GPIO 3 from board controller, 10k PU to +3.3V standby.
5
GND
Ground
6
GPIO 4
GPIO 4 from board controller, 10k PU to +3.3V standby.
7
GPIO 5
GPIO 5 from board controller, 10k PU to +3.3V standby.
8
GbE0 TRIG
GPIO 6
IEEE 1588 trigger signal output, GbE 0 port.
Assembly Option: GPIO 6 from board controller, 10k PU to +3.3V standby.
9
GbE1 TRIG
GPIO 7
IEEE 1588 trigger signal output, GbE 1 port.
Assembly Option: GPIO 7 from board controller, 10k PU to +3.3V standby
10
+3.3V standby
+3.3V power output (active in standby/suspend).
Connector Type
X20: 10x1 pins, 1.25 mm pitch (Molex 53398-1071); Possible Mating Connector: Molex 51021-1000
Note
1. A fuse limits the 3.3V power budget of connector X19 (pin 2) and X20 (pin 10) to a total of 500 mA hold current.
6.2
DRAM
The conga-PA7 provides onboard LPDDR4x memory. The default memory size and speed of each variant is listed in section 1.2 "conga-PA7".
Optionally, the conga-PA7 can provide up to 16 GB LPDDR4x @ 3.733 MT/s (assembly option).
6.3
Flash Storage
The conga-PA7 provides onboard eMMC 5.1 flash storage. The default storage capacity of each variant is listed in section 1.2 "conga-PA7".
Optionally, the conga-PA7 can provide up to 128 GB flash storage (assembly option).
X20
Pin 1
