Gpio Sample Code - C&T Solution VCO-6000-ADL User Manual

Appendix – WDT & GPIO

GPIO Sample Code

GPIO Setting
The GPIO function is provided by Nuvoton M058SSAN , and it can be accessed through Smbus/I2C port.
The configuration on the VCO-6000 –ADL is described as below.
Psuedo Code
#define GPI_ADDR 0x02
#define GPO_ADDR 0x01
#define Slave_ADDR 0x80
//Set OUT1~OUT8 Value
Bit 7 Bit 6 Bit 5
OUT8 OUT7 OUT6
//Set GPO to 0x55
//set IO_DO1,IO_DO3,IO_DO5,IO_DO7 to high; Set IO_DO2,IO_DO4,IO_DO6,IO_DO8 to Low
SmbusWrite (Slave_ADDR, GPO_ADDR, 0x55);
// Read In1~In8 value
Bit 7 Bit 6 Bit 5
IN8 IN7 IN6
Data= SmbusReads (Slave_ADDR, GPI_ADDR); //Read In1~In8 value
PIN# GPIO#
18 XCOM-
17 XCOM+
16 OUT8
15 IN8
14 OUT7
13 IN7
12 OUT6
11 IN6
10 OUT5
9 IN5
8 OUT4
7 IN4
6 OUT3
5 IN3
4 OUT2
3 IN2
2 OUT1
1 IN1
// Define Input port Address
// Define Output port Address
//Slave Address = 0x80( 7-bit address)
Bit 4 Bit 3
OUT5 OUT4
Bit 4 Bit 3
IN5 IN4
Default Configuration
DIO Output8
DIO Input8
DIO Output7
DIO Input7
DIO Output6
DIO Input6
DIO Output5
DIO Input5
DIO Output4
DIO Input4
DIO Output3
DIO Input3
DIO Output2
DIO Input2
DIO Output1
DIO Input1
Bit 2 Bit 1 Bit 0
OUT3 OUT2 OUT1
Bit 2 Bit 1 Bit 0
IN3 IN2 IN1
VCO-6000-ADL l User's Manual
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