M24LC64 library
See https://developer.mbed.org/users/yasuyuki/notebook/24LC64/
Diff: M24LC64.cpp
- Revision:
- 0:4ab58ea5ecf6
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/M24LC64.cpp Sat Oct 04 12:03:05 2014 +0000 @@ -0,0 +1,41 @@ +//********************** +// M24LC64.cpp for mbed +// +// M24LC64 lcd(P0_5,P0_4); +// or +// I2C i2c(P0_5,P0_4); +// M24LC64 lcd(i2c); +// +// (C)Copyright 2014 All rights reserved by Y.Onodera +// http://einstlab.web.fc2.com +//********************** + +#include "mbed.h" +#include "M24LC64.h" + +M24LC64::M24LC64 (PinName sda, PinName scl) : _i2c(sda, scl) { +} +M24LC64::M24LC64 (I2C& p_i2c) : _i2c(p_i2c) { +} + +void M24LC64::put(unsigned int a, unsigned char b) +{ + adr.Val=a; + buf[0]=adr.byte.HB; + buf[1]=adr.byte.LB; + buf[2]=b; + _i2c.write(M24LC64_ADDR, buf, 3); + wait_ms(5); +} + + +unsigned char M24LC64::get(unsigned int a) +{ + adr.Val=a; + buf[0]=adr.byte.HB; + buf[1]=adr.byte.LB; + _i2c.write(M24LC64_ADDR, buf, 2, true); // no stop, repeated + _i2c.read( M24LC64_ADDR, buf, 1); + return buf[0]; +} +