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