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munk2k · 2011-08-17

Posted on August 17, 2011 at 15:57Hi,I have been trying now for longer than i care to admit at getting my development board ( STM32F103R ) to talk to a sensor ( HMC5843 ) via I2C. I have gone through the STM32 code examples but they were frankly kin...

munk2k · 2011-09-16

Posted on September 16, 2011 at 14:06Marcos,The description of the function is given within the library itself ''stm32f10x_i2c.c''. Id suggest reading through the library but it basically says the two arguments are as follows: @arg I2C_NACKPosit...

munk2k · 2011-09-11

Posted on September 11, 2011 at 14:42Sometimes when you incorrectly address an I2C slave it will hold onto the SDA line after the stop bit is sent. so when you next try to address it the stm32 will get stuck in its wait states.So what ColdWeather sa...

munk2k · 2011-09-11

Posted on September 11, 2011 at 11:521. how is the timer configured to work with specific pins.Its not as such, its just configure to run ''void Timer1IntrHandler (void)'' every-time its event is triggered, you will need to look into the function ca...

munk2k · 2011-09-09

Posted on September 09, 2011 at 16:51Ok the issue is solved finally, Below is the pasted code. Its not neat or overly pretty and im certain you could do it in better ways , but it works on the HMC5843.Just callI2C_Setup(); <-- this configures the p...

munk2k · 2011-09-06

Posted on September 06, 2011 at 21:47Ok so I managed to get hold of a maple board and loaded the code that sparkfun gives on there site onto it and just like that the HMC5843 worked , it gave all 3 axis readings and responded to being moved and so o...

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