Artesyn COMX-P40x0 ENP2 Installation and Use (August 2014) - Manual (Page 68)

Functional Description
COMX-P40x0 ENP2 Installation and Use (6806800R95B) 68
4.9 GPIO
The COMX-P40x0 supports a total of 20 GPIO pins. The following table lists the GPIOs:
Table 4-5 GPIO
GPIO name function
CPU_GPIO0 GPI0 of COME connectors
CPU_GPIO1 GPI1 of COME connectors
CPU_GPIO2 GPI3 of COME connectors
CPU_GPIO3 GPI4 of COME connectors
CPU_GPIO4 GPO0 of COME connectors
CPU_GPIO5 GPO1 of COME connectors
CPU_GPIO6 GPO3 of COME connectors
CPU_GPIO7 GPO4 of COME 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 COME connectors
IOEXT_GPI6 (PCA9557 I/O1) GPI6 of COME connectors
IOEXT_GPI7 (PCA9557 I/O2) GPI7 of COME connectors
IOEXT_GPI8 (PCA9557 I/O3) GPI8 of COME connectors
IOEXT_GPO5 (PCA9557 I/O4) GPO5 of COME connectors
IOEXT_GPO6 (PCA9557 I/O5) GPO6 of COME connectors
IOEXT_GPO7 (PCA9557 I/O6) GPO7 of COME connectors
IOEXT_GPO8 (PCA9557 I/O7) GPO8 of COME connectors