Gpio Test - Advantech ROM-5620 User Manual

Connect cable and ping test (eg. eth1)
root@imx8qxrom5620a1:~# ping -I eth1 8 . 8 . 8 . 8
PING 8 . 8 . 8 . 8 (8 . 8 . 8 . 8) from 172 . 22 . 28 . 48 eth1: 56 (84) bytes
of data.
64 bytes from 8 . 8 . 8 . 8: icmp_seq=1 tt1=54 time=3.36 ms
64 bytes from 8 . 8 . 8 . 8: icmp_seq=2 tt1=54 time=3.15 ms
64 bytes from 8 . 8 . 8 . 8: icmp_seq=3 tt1=54 time=3.18 ms
^C
- - - 8 . 8 . 8 . 8 ping statistics - - -
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 3.157 / 3.235 / 3.363 / 0.091 ms
root@imx8qxrom5620a1:~#
4.1.11

GPIO Test

GPIO pin
SMARC
SMARC Pin Name
Pin #
P108 GPIO0 / CAM0_PWR# SC_P_SPI2_CS0_LSIO_GPIO1_IO00 448
P109 GPIO1 / CAM1_PWR#
P110 GPIO2 / CAM0_RST#
P111 GPIO3 / CAM1_RST#
P112 GPIO4 / HAD_RST#
P113 GPIO5 / PWM_OUT
P114 GPIO6 / TACHIN
P115 GPIO7
P116 GPIO8
P117 GPIO9
P118 GPIO10
P119 GPIO11
Loop-back Test (Take GPIO4 and GPIO5 as examples)
Step 1: Connect GPIO4 and GPIO5
Step 2: Export GPIO interface
root@imx8qxprom5620a1 : ~#
root@imx8qxprom5620a1 : ~#
Step 3: Set direction
root@imx8qxprom5620a1 : ~#
root@imx8qxprom5620a1 : ~#
ROM-5620 User Manual
CPU Ball Name
SC_P_SPI2_SCK_LSIO_G-
PIO1_IO03
SC_P_SPI2_SDI_LSIO_GPIO1_IO02 450
SC_P_SPI2_SDO_LSIO_G-
PIO1_IO01
SC_P_SPI0_CS0_LSIO_GPIO1_IO08 456
SC_P_SPI0_SCK_LSIO_G-
PIO1_IO04
SC_P_SPI0_SDI_LSIO_GPIO1_IO05 453
SC_P_MCLK_IN0_LSIO_G-
PIO0_IO19
SC_P_SPI0_SDO_LSIO_G-
PIO1_IO06
SC_P_CSI_PCLK_LSIO_G-
PIO3_IO00
SC_P_CSI_MCLK_LSIO_G-
PIO3_IO01
SC_P_CSI_EN_LSIO_GPIO3_IO02
echo 456 > /sys/class/gpio/export
echo 452 > /sys/class/gpio/export
echo out > /sys/class/gpio/gpio1/direction
echo in > /sys/class/gpio/gpio2/direction
30
Default
Number
Direction
In
451 In
In
449 In
In
452 In
In
499 In
454 In
384 In
385 In
386 In