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Changes needed for rock pi x #23

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Changes needed for rock pi x #23

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8 changes: 4 additions & 4 deletions C/ssd1306_i2c.c
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Original file line number Diff line number Diff line change
Expand Up @@ -27,12 +27,12 @@ void ssd1306_begin(unsigned int vccstate, unsigned int i2caddr)
unsigned char count=0;
FILE* fp;
unsigned char buffer[20]={0};
unsigned char i2c[20]="/dev/i2c-1";
unsigned char i2c[20]="/dev/i2c-2";
// I2C Init
i2cd = open(i2c,O_RDWR);
if (i2cd < 0)
{
fprintf(stderr, "Device I2C-1 failed to initialize\n");
fprintf(stderr, "Device I2C-2 failed to initialize\n");
return;
}
if (ioctl(i2cd, I2C_SLAVE_FORCE, i2caddr) < 0)
Expand Down Expand Up @@ -427,8 +427,8 @@ char* GetIpAddress(void)

/* I want to get an IPv4 IP address */
ifr.ifr_addr.sa_family = AF_INET;
/* I want IP address attached to "eth0" */
strncpy(ifr.ifr_name, "eth0", IFNAMSIZ-1);
/* I want IP address attached to "enp1s0" */
strncpy(ifr.ifr_name, "enp1s0", IFNAMSIZ-1);
symbol=ioctl(fd, SIOCGIFADDR, &ifr);
close(fd);
if(symbol==0)
Expand Down