User’s Manual
55
/*==========================================================================
1 * int sio_gpio_input(WORD port);
2 * function description
:
read the motherboard GPIO input level
3 * parameter description
:
Return value
:
return a byte (8 bit), each bit of the 8-bit corresponding to the level state of a GPIO
pin
parameter
:
port fill in sub-card GPIO number, 1 or 2
Note: The read value is valid only when the pin is in input mode
4 * creation date
:
5*========================================================================*/
Note:
If you want more programs of the motherboard’s watchdog and GPIO, please call +86-0755-
86021176-(8021)/+86-0755-86021176-(8023) for more information.
Return value
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
GPIO pin
PIN8
PIN7
PIN6
PIN5
PIN4
PIN3
PIN2
PIN1
Summary of Contents for BRAV-7520
Page 1: ...User s Manual BRAV 7520 7521 User s Manual Ver A0 1 Date 20 Oct 2020 ...
Page 2: ...User s Manual Version Note No Ver Note Date Writer 1 A0 1 first publish 20201020 Echo ...
Page 8: ...User s Manual iii SYSTEM RESOURCE 52 5 1 WDT and GPIO 53 ...
Page 9: ...User s Manual 1 General Information CHAPTER 1 ...
Page 17: ...User s Manual 9 BRAV 7520 Fornt Figure 1 7 BRAV 7521 Fornt Figure 1 8 ...
Page 19: ...User s Manual 11 Hardware Installation CHAPTER 2 ...
Page 38: ...User s Manual 30 ...
Page 43: ...User s Manual 35 ...
Page 44: ...User s Manual 36 BIOS Setup CHAPTER 3 ...
Page 57: ...User s Manual 49 Driver Installation CHAPTER 4 ...