About tnn1985

tnn1985 · 2011-04-29

Posted on April 29, 2011 at 14:46Hi, is it required to setup the prescaler in SPI slave mode? And why can i scope a clock of 1Mhz, if i set a prescaler of 2 (f_Master/2) in master mode whereas i have an oscillator of 16Mhz. (standard STM8S-Discovery...

tnn1985 · 2011-03-17

Posted on March 17, 2011 at 13:1916bit SPI on STM8

tnn1985 · 2011-05-17

Posted on May 17, 2011 at 15:12 Ok, this should work. I guess the problem was that the interna Clockl f_Master was set to Clock/8 by default (HSIDIV = 8). My application has a SPI-Frequency of 2Mhz. The problem is that the highest frequency of SPI c...

tnn1985 · 2011-05-17

Posted on May 17, 2011 at 15:12Hi, actually i want to write something TO the Master. If i send something like : void sendValue (signed short int value) { unsigned char UpperByte = (unsigned char) (value >> 8); unsigned char LowerByte = (unsi...

tnn1985 · 2011-05-17

Posted on May 17, 2011 at 15:12Seems like nobody can help me with that. I also tried BitBanging but it doesnt work either.

tnn1985 · 2011-05-02

Posted on May 02, 2011 at 16:42Ok, my bad. I might have skipped this line in Chapter 20.3.2 ''Configuring the SPI in slave mode'' : ''The value set in the BR[2:0] bits in the SPI_CR1 register, does not affect the data transfer rate.'' So it doesnt m...

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SPI Slave Mode Clock Settings

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