![](/media/cache/profiles/NeumEuropaParkHallowen.JPG.50x50_q85.jpg)
Analogvalue A0 inverted tfrom 12 to 8bit. 8bit controlled by com-port. 8bits to IIC-IC PCF8574a with 8leds lowaktiv. You see there a 8bit digital counter depending aof the analogvalue.
My boards Nucleo F103RB and two IIC Systems:
Neumaier Feb 2018
History
AnalogvalueA0 over i2c-Bus to IC PCF8574a. You see there a digital 8bit counter depending of the analogvalue.
2015-08-20, by schlaumaier54 [Thu, 20 Aug 2015 20:41:10 +0000] rev 0
AnalogvalueA0 over i2c-Bus to IC PCF8574a. You see there a digital 8bit counter depending of the analogvalue.