| # Turns on each pin of an mcp23017 on address 0x20 ( quick2wire IO expander ) | |
| import wiringpi | |
| pin_base = 65 | |
| i2c_addr = 0x20 | |
| i2c_addr_2 = 0x21 | |
| #pins = [65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80] | |
| wiringpi.wiringPiSetup() | |
| wiringpi.mcp23017Setup(pin_base,i2c_addr) | |
| wiringpi.mcp23017Setup(pin_base+16,i2c_addr_2) | |
| #for pin in pins: | |
| for pin in range(65,96): | |
| wiringpi.pinMode(pin,1) | |
| wiringpi.digitalWrite(pin,1) | |
| # wiringpi.delay(1000) | |
| # wiringpi.digitalWrite(pin,0) |