Posted on October 19, 2014 at 00:56 Hi, I'm experimenting with an ultrasonic range finder (HC-SR04 for info). In order to generate a measurement from the device, the mcu must generate 1 pulse of +/-10us. My idea is to set a GPIO...
Posted on March 19, 2014 at 16:17Hi All, I would like to get started on firmware upgrade process. I have a following questions on the same. 1) My target board (STM32F427) has 1MB of flash, and 256 KB of external ram. At present, we run program fro...
Posted on September 11, 2014 at 17:54Im using STM32Cube_FW_L0_V1.1.0 on a STM32L052C8T6 Why there is some loops into TX and RX IT functions? For example: in UART_Receive_IT() At the end of the reception there is: while(HAL_IS_BIT_SET(huart->Instanc...
Posted on October 28, 2014 at 06:58Hello,I have some problems to initialise the Low power timer correctly. I'm using the STM32Cube firmware and a STM32L053R8 chip. To start with the LPTIM, I will only toggle a GPIO but I'll never enter the interrupt...
Posted on October 24, 2014 at 16:14Hi,I am using a STM32F437 and need to use the dual bank boot feature to perform live firmware updates. I have the boot0 pin tied to ground.According to the Reference Manual:In STM32F42xxx and STM32F43xxx devices, w...
Posted on October 09, 2013 at 15:35Hello :) I just remove the LCD from one of my board and made a R2R Resistor DAC connected to the LCD dedicated pin. The only pins you need are the 3 x 6bits colors , the vsync , hsync and GND. After some changes in...
Posted on October 20, 2014 at 20:40Hello! Need source code or examples for implementations USB <-> MIDI STM32F103. #midi #usb #stm32f103
Posted on October 23, 2014 at 16:37Hello All,We are using STM32F407VG & are having issues with bootloader via USART3 PC10/PC11. From the SW, we see that the processor is entering the bootloader mode.When 0x7F is send, the processor responds with ''0...
Posted on October 23, 2014 at 11:29before i was using pic18f2550 for usb connection on our product, now i decided to use stm32f4 anymore. but i couldnt find any simple usb bulk example (except cdc,hid). i am hardware engineer not software expert. i ...
Posted on October 21, 2014 at 08:53I creat new USB CDC project and add new IN Endpoint (0x83). I correct USBD_CDC_TransmitPacket for new Endpoint (0x83). Yet data transfer not working. What should I do to my IN Endpoint (0x83) worked? #stm32cube ...