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Posted on November 03, 2014 at 18:32Hello, let us assume I want to put all pins of GPIOA into pull-up, but don't need GPIOA later. After enabling RCC_AHB1ENR_GPIOAEN and setting the mode in GPIOA can I safely disable RCC_AHB1ENR_GPIOAEN again withou...
Posted on November 02, 2014 at 13:52STM32F429V has 100 pins and support RGB565. In order to support TFT LCD, more memory is needed. Does it need to add external SDRAM? 429 has 256k internal RAM. Is it enough to support TFT? Actually, the application...
Posted on November 03, 2014 at 15:41We are facing problem with 24-bit RGB888 mode. Most of the time 2-3 LSBs of R, G and B have noise data coming out. For some particular pattern of data like all 1s written to frame buffer the data coming out as ex...
Posted on November 03, 2014 at 08:07I need to sent a message to my main task, that tells it USB is connected. (so I can display a message on screen, and display file names etc.)What events are generated? any documentation or sample code on this?It d...
Posted on November 03, 2014 at 16:15Hy everybody I'm looking for a HAL library documentation for the STM32F0xx especially for the STM32F072RB. Like the one for the STM32F4xx UM1725 http://www.st.com/web/en/resource/technical/document/user_manual/DM0...
Posted on November 03, 2014 at 14:25Hi, I am using STM32L151 and try to communicate over I2C with STM32L151 as master. When I send out an adress to a slave that is not there I don't get an ACK, SDA stays high. With my configuration this results in a...
Posted on November 03, 2014 at 13:01Hi! I am having problems loading my software (Contiki) on the eval board STEVAL-IKR002V4. When connecting the board to my Windows7-PC with the USB-cable, that came with the board, it shows up as a COM-Port in the ...
Posted on November 03, 2014 at 12:37When will be available these microcontrollers (TSSOP 20 package) ?
Posted on October 31, 2014 at 13:34Hi: I have never used JTAG but I understand it has a boundary scan feature that allows testing all the pins for shorts and opens. Also it is possible to JTAG test more than one part by 'daisy chaining' JTAG from ...
Posted on October 31, 2014 at 20:02As soon as the USB disk is connected, I get an assertion fail, with this comment above this assertion:/* The following assertion will fail if a service routine (ISR) for an interrupt that has been assigned a priori...
