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Forum Posts

Check CTS level in UART with flow control

Posted on July 03, 2014 at 11:35Hi, I'm working on STM32 Discovery Board (stm32f4xx mcu) and I'm using an UART with flow control enabled; since I use the CubeMx code, I'd like to check the CTS level to know if transmit is enabled or not, because the...

DUrbano by Associate III
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STM32F4 Disco Flash IAP questions

Posted on July 04, 2014 at 02:48I program in assembly language. I need hardware calrification, not c code please. 1) The parallelsim setting for USB/St-Link power would be x32? (PSIZE=10). Ie I understand the external power option whic I would be su...

SDIO sd 4 bit bus, stm32f103 problem

Posted on June 30, 2014 at 14:28The original post was too long to process during our migration. Please click on the attachment to read the original post.

mn by Associate III
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STM32f4 Standby Mode example Problem

Posted on July 05, 2014 at 10:50HiI started working with STM32f4 by STM32F4-Discovery Board.The first Document that I started using it is firmware example.But in Standby Mode example I've encountered with some problem with my ST_LINKAfter I build PW...

razi by Associate
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Problem configuring STM32F4 Discovery as SPI slave

Posted on July 04, 2014 at 11:25 Hi, I'm currently trying to make SPI communication between PIC18F2580 as master and STM32F4 Discovery as slave. The communication doesn't work, both master and slave receives 0xFF all the time. I have it ...

flukeco by Associate II
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STM32F429ZI - erasing upper half of 2MB flash

Posted on July 03, 2014 at 21:20We're writing a bootloader and found out that flash sectors 0-11 (lower bank) can be erased, but sectors 12-23 (upper bank) can't (by a program running from flash). The chip sets WRPERR bit in FLASH->SR register, whic...

rs by Associate
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PWR_EnterSTOPMode not reducing current consumption

Posted on July 04, 2014 at 12:00I am developing an application based on the STM32VL Discovery board centred around the STM32F100RBT6B microcontroller. The application interfaces with an SPI TFT LCD based on ST7735, a set of user push buttons, SPI EE...

LIS302DL returning 0xFF.

Posted on July 04, 2014 at 19:56I am using STM32F4 Discovery Kit .I have been trying to use the on board LIS302DL When i try to read the OUTx,  OUTy, OUTz, registers i get some data but when i read Status Register i get 0xFF,  Any Idea whats going o...

ERROR (expected ';', ',' or ') when I include a .h

Posted on July 04, 2014 at 12:15Hello,I know my problem is a little bit vague but I can't find a solution...I have this classic error when I compile:  [cc] C:\Users\Jean\Desktop\PYRAMID CODE\src\IOs\MIDI\midi_in.c:196:51: error: expected ';', ',' or...

Long delay using timer

Posted on July 04, 2014 at 09:46 Hello, I program a firmware for very simple logic controller and I have problem with using a timer as exact delay generator. I need to generate delay from 1 sec to 250 minutes (15 000 sec). In the code down is...