• About STM32 SPI NSS Management and Multimaster setup
    1.Can anyone explain how the slave management works in STM32 SPI both in software and Hardware model very precisely ? please!! 2. also someone please explain how the communication and data transfer...
  • configuring spi1 nss pin in STM32F405 as external interrupt pin
    Hello everyone.. I am working on STM32F405xx controller. I am configuring SPI1 NSS pin(PA4) as external interrupt pin for falling edge but its not working for me. in reference manual it is given that...
  • Software SPI for LPC2138 and CS5460 - stuck,pls help
    Hi All, I am using LPC2138 for my application. Both the SPI channels have already been used by two other peripheral. Now I have to use software spi for ADC CS5460.. I have assigned 5...
  • Trouble reading SDO pin the software bitbang SPI.
    Hi. This is with regards to ADuC7026. I am trying to interface the ADuC7026 to the digital potentiometer chip AD5235 using SPI. Data is 24-bit. I am using the software bitbang. I am able to write data...
  • LPC935 seems a lazy cow in software SPI(?)
    Hello to all friends, once again Simple issue. Connect an Atmel 45DB321 flash and try to make an emulated SPI software flow just to read this little budy's device ID. aAll good but when the timer...