Lex System 2I392CW Manual page 39

p.s.
f75111 send "F75111_SetWDTEnable(BYTE byteTimer)" including a parameter "timer",
if there's no disable signal (F75111_SetWDTDisable()) to stop it before timer countdown to 0, System will reboot.
if there's disable signal received, resent Enable WDT signal, for a loop to prevent from reboot
F75111 Layout Picture
Introduction
Initial Internal F75111 port address (0x9c)
defi ne GPIO1X, GPIO2X, GPIO3X to input or output
and Enable WDT function pin
Set F75111 DI/DO ( sample code as below Get Input value/Set output value )
DO: InterDigitalOutput(BYTE byteValue))
DI: InterDigitalInput()
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