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STM32F4

Question asked by guillot.benjamin on Jan 8, 2013
Latest reply on Jan 16, 2013 by guillot.benjamin
Hi, I am using the STM3240G card with STM32F4 microcontrolleur. I would generate PWM for motor control. However, I need to handle data coming from a primary card ( beagle board) by ethernet (RJ45) with udp protocol.
I am stuck because I don't find how I can capture the data received from the ethernet wire.
I use DMA controlleur. I kwnow that data received is store in a specific buffer (pbuf) but when i try to screen the data value on the LCD screen, nothing happen. I also use the ETH_Get_Received_Frame() to reach the Buffer1Addr in a ETH_DMADESCTypedef structure, but I can't recover incoming data.
I use 

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