9 gpio, Table 4-5, Gpio – Artesyn COMX-P40x0 ENP2 Installation and Use (January 2015) User Manual
Page 78: Functional description
Functional Description
COMX-P40x0 ENP2 Installation and Use (6806800R95C)
78
4.9
GPIO
The COMX-P40x0-ENP2 module supports a total of 20 GPIO pins. The following table lists the
GPIOs:
Table 4-5 GPIO
GPIO name
function
CPU_GPIO0
GPI0 of COM Express connectors
CPU_GPIO1
GPI1 of COM Express connectors
CPU_GPIO2
GPI3 of COM Express connectors
CPU_GPIO3
GPI4 of COM Express connectors
CPU_GPIO4
GPO0 of COM Express connectors
CPU_GPIO5
GPO1 of COM Express connectors
CPU_GPIO6
GPO3 of COM Express connectors
CPU_GPIO7
GPO4 of COM Express connectors
CPU_GPIO19
Clock generators enable control
CPU_GPIO20
Carried board reset output
CPU_GPIO23
Clock generator of bank 1
frequency selection
CPU_GPIO24
Clock generator of bank 2-3
frequency selection
IOEXT_GPI5
(PCA9557 I/O0)
GPI5 of COM Express connectors
IOEXT_GPI6
(PCA9557 I/O1)
GPI6 of COM Express connectors
IOEXT_GPI7
(PCA9557 I/O2)
GPI7 of COM Express connectors
IOEXT_GPI8
(PCA9557 I/O3)
GPI8 of COM Express connectors
IOEXT_GPO5
(PCA9557 I/O4)
GPO5 of COM Express connectors
IOEXT_GPO6
(PCA9557 I/O5)
GPO6 of COM Express connectors
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