Banana pi IO extend Board
Brand Name:banana pi
Certification:ce,fcc,rosh
Model Number:Banana pi IO extend Board
Minimum Order Quantity:100pcs
Delivery Time:within 3 days
Payment Terms:T/T,W/U,Paypal
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Location:
Shenzhen Guangdong
Business type:
Manufacturer, Exporter, Seller
Address:
5/F, Comprehensive Building of Zhongxing Industry City, Chuangye Road, Nanshan District, Shenzhen
Supplier`s last login times:
within 36 hours
Product Details
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Product Details
Banana pi IO extend Board
- Brand：banana pi Accessories
- Model：Banana pi IO extend Board,can use on respberry pi.
- Price：
- contact with: cherryjiang at banana-pi.com
- skype: sinovoip-02
- www.banana-pi.com
Introduction:
Use WiringPi write C code to test .
#include
#include
int SER = 12;
int RCLK = 10;
int SRCLK = 14;
unsigned char LED[8]={0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40,
0x80};
void SIPO(unsigned char byte);
void pulse(int pin);
void init() {
pinMode(SER, OUTPUT);
pinMode(RCLK, OUTPUT);
pinMode(SRCLK, OUTPUT);
digitalWrite(SER, 0);
digitalWrite(SRCLK, 0);
digitalWrite(RCLK, 0);
}
void delayMS(int x) {
usleep(x * 1000);
}
int main (void)
{
if (-1 == wiringPiSetup()) {
printf("Setup wiringPi failed!");
return 1;
}
init();
int i;
while(1) {
for(i = 0; i < 8; i++)
{
SIPO(LED[i]);
pulse(RCLK);
delayMS(50);
printf(" i = %d", i);
}
printf(" ");
delayMS(500); // 500 ms
for(i = 7; i >= 0; i--)
{
SIPO(LED[i]);
pulse(RCLK);
delayMS(50);
printf(" i = %d", i);
}
delayMS(500); // 500 ms
}
usleep(1000);
digitalWrite(RCLK, 1);
}
void SIPO(unsigned char byte)
{
int i;
for (i=0;i<8;i++)
{
digitalWrite(SER,((byte & (0x80 >> i)) > 0));
pulse(SRCLK);
}
}
void pulse(int pin)
{
digitalWrite(pin, 1);
digitalWrite(pin, 0);
}
Banana pi IO extend Board
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