Frank Vannieuwkerke / KL25Z_I2C_busreset

Tool to recover from an I2C bus lockup on the KL25Z

Dependents:   Ejerc_slave_I2c

This tool allows you to recover from an I2C bus lockup on I2C0 (PTE24, PTE25) and I2C1 (PTE0, PTE1).
The reset is only carried out when the corresponding I2C bus is enabled.

Add following code to your program :

#include "I2C_busreset.h"
...
...
int main (void)
{
    I2C_busreset();
    ....

I2C_busreset.h@0:e9beb537cf77, 2014-02-19 (annotated)

Committer:
frankvnk
Date:
Wed Feb 19 19:18:49 2014 +0000
Revision:
0:e9beb537cf77
Initial release

Who changed what in which revision?

UserRevisionLine numberNew contents of line
frankvnk 0:e9beb537cf77 1 /**************************************************************************************************
frankvnk 0:e9beb537cf77 2 ***** *****
frankvnk 0:e9beb537cf77 3 ***** Name: KL25Z I2C_busreset.h *****
frankvnk 0:e9beb537cf77 4 ***** Date: 24/11/2013 *****
frankvnk 0:e9beb537cf77 5 ***** Auth: Frank Vannieuwkerke *****
frankvnk 0:e9beb537cf77 6 ***** Func: library for unblocking I2C bus on KL25Z board *****
frankvnk 0:e9beb537cf77 7 ***** Info: MPL3115A2-AN4481 *****
frankvnk 0:e9beb537cf77 8 **************************************************************************************************/
frankvnk 0:e9beb537cf77 9
frankvnk 0:e9beb537cf77 10 #include "mbed.h"
frankvnk 0:e9beb537cf77 11
frankvnk 0:e9beb537cf77 12 #ifndef KL25Z_I2C_RES_H
frankvnk 0:e9beb537cf77 13 #define KL25Z_I2C_RES_H
frankvnk 0:e9beb537cf77 14
frankvnk 0:e9beb537cf77 15 void I2C_busreset(void);
frankvnk 0:e9beb537cf77 16
frankvnk 0:e9beb537cf77 17 #endif