About bhardwajMunish

bhardwajMunish · 2019-01-04

Hello to all,am trying trying to interface micocontroller using SPI Protocal.here , am having 4 slaves and a Master, SLAVES are M0 based Micro controllers where as Master is M3 based micro controller.am sending and receving from slaves using DMA .Bot...

bhardwajMunish · 2019-01-07

hello,as you told to check Chip select PinUse NSS rise/fall edge to reset/reconfigure the SPI for the next transfer when am using this config : SOFTWARE SLAVE MANAGEMENT DISABLEDso my Question is that how i can see/ Check my Chip Select pin is high...

bhardwajMunish · 2019-01-04

ok thanks i will do multiple test .

bhardwajMunish · 2019-01-04

ok thanks ,bt still i want to know why it works perfectly with 2 or 3 or 5 slaves not with 4 slaves.

bhardwajMunish · 2019-01-04

ok, let me try after implementing and testing i will tell its helping or not. thanks

bhardwajMunish · 2019-01-04

hello,captures are clear when you click or zoom themNo CYCLIC mode am usingno EXTI on the NSS slave pinslave spi controller is handle itself Slave Select pinIn master side am makeing Chip Select Pin high to low when to select a slave

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SPI DMA SLAVE (M0 Based Micro Controller) DATA SHIFT Problem

Re: SPI DMA SLAVE (M0 Based Micro Controller) DATA SHIFT Problem

Re: SPI DMA SLAVE (M0 Based Micro Controller) DATA SHIFT Problem

Re: SPI DMA SLAVE (M0 Based Micro Controller) DATA SHIFT Problem

Re: SPI DMA SLAVE (M0 Based Micro Controller) DATA SHIFT Problem

Re: SPI DMA SLAVE (M0 Based Micro Controller) DATA SHIFT Problem