Rod Coleman / AD5258

Interface to Analog devices AD5258 digital I2C potentiometer

AD5258.cpp@0:8920c7d857d8, 2013-11-11 (annotated)

Committer:
RodColeman
Date:
Mon Nov 11 11:00:35 2013 +0000
Revision:
0:8920c7d857d8
Child:
1:64570234d7b5
Initial untested version

Who changed what in which revision?

UserRevisionLine numberNew contents of line
RodColeman 0:8920c7d857d8 1 #include "AD5258.h"
RodColeman 0:8920c7d857d8 2 #include "mbed.h"
RodColeman 0:8920c7d857d8 3
RodColeman 0:8920c7d857d8 4 AD5258::AD5258(PinName sda, PinName scl, int address)
RodColeman 0:8920c7d857d8 5 : _i2c(sda, scl) {
RodColeman 0:8920c7d857d8 6 _address = address;
RodColeman 0:8920c7d857d8 7 }
RodColeman 0:8920c7d857d8 8
RodColeman 0:8920c7d857d8 9 int AD5258::read() {
RodColeman 0:8920c7d857d8 10 char foo[1];
RodColeman 0:8920c7d857d8 11 _i2c.read(_address, foo, 1);
RodColeman 0:8920c7d857d8 12 return foo[0];
RodColeman 0:8920c7d857d8 13 }
RodColeman 0:8920c7d857d8 14
RodColeman 0:8920c7d857d8 15 void AD5258::write(int data) {
RodColeman 0:8920c7d857d8 16 char foo[2];
RodColeman 0:8920c7d857d8 17 foo[0] = 00;
RodColeman 0:8920c7d857d8 18 foo[1] = data;
RodColeman 0:8920c7d857d8 19 _i2c.write(_address, foo, 2);
RodColeman 0:8920c7d857d8 20 }
RodColeman 0:8920c7d857d8 21