JHCTech KGEC-6300 User Manual page 62

Bit =1, means output high level
Bit =0, means output low level
Note:
Value
4 *
GPIO pin
creation date：
5*========================================================================*/
/*==========================================================================
1 * void I952_MB_gpio_init();
2 * function description: initialization function of the motherboard gpio, This function must be called
once before using it
3 * parameter description：
4 * creation date：
5*======================================================================*/
/*==========================================================================
1 * void I952_watchdog_set(int time);
2 * function description：Watchdog function
3 * parameter description：time is to Set the dog feeding time，Value between 0 and 255
4 * creation date：
5*=======================================================================*/
/*==========================================================================
1 * void I952_2nd_gpio_mode(int port,int mode);
2 *function description:Subcard input and output mode settings
3 *parameter description:
Parameter: port fill in subcard GPIO number, 1or 2
Mode 8 bit of a bit, each bit controls the input and output mode of a GPIO pin,
Bit=1,the corresponding pin is used as the input port.
Bit =0, the corresponding pin is used as an output port.
Mode
GPIO pin
Bit7 Bit6 Bit5
PIN8 PIN7 PIN6
Setting 0 means to turn off the watchdog
Bit7 Bit6 Bit5
PIN8 PIN7 PIN6
Bit4 Bit3 Bit2
PIN5 PIN4 PIN3
Bit4 Bit3 Bit2
PIN5 PIN4 PIN3
57
User's Manual
Bit1 Bit0
PIN2 PIN1
Bit1 Bit0
PIN2 PIN1