[Add] First commit

Pioneer600_code/PCF8591/DAC/python/pcf8591_DAC.py

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+#!/usr/bin/python
+# -*- coding:utf-8 -*-
+import smbus
+import time
+
+address = 0x48
+cmd = 0x40
+value = 0
+
+bus = smbus.SMBus(1)
+while True:
+	bus.write_byte_data(address,cmd,value)
+	value += 1
+	if value == 256:
+		value =0
+	print("AOUT:%3d" %value)
+	time.sleep(0.01)
+
+