JHCTech KMDA-3602 User Manual page 59

Parameter: port represents the number of the GPIO, 1 or 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.
Return value
GPIO pin
Note: The output value is valid only when the pin is in output mode.
4 * creation date：
5*========================================================================*/
/*==========================================================================
* void smbus_16pin_gpio_output(int port,int level);
1
2 * function description：high and low levels output of the subcard
3 * parameter description:
Parameter: port represents the number of the GPIO, 1 or 2
Level 8 bit of a bit, each bit controls a GPIO pin output value,
Bit =1, means output high level
Bit =0, means output low level
Return value
GPIO pin
Note: The output value is valid only when the pin is in output mode.
4 * creation date：
5*========================================================================*/
Bit7 Bit6 Bit5
PIN8 PIN7 PIN6
Bit7 Bit6 Bit5
PIN8 PIN7 PIN6
Bit4 Bit3 Bit2
PIN5 PIN4 PIN3
Bit4 Bit3 Bit2
PIN5 PIN4 PIN3
52
User's Manual
Bit1 Bit0
PIN2 PIN1
Bit1 Bit0
PIN2 PIN1