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UART 7 data bits

Posted on December 10, 2012 at 01:57The manual says that the STM32 supports only 8 and 9 word length for UART.But I need 7 data bits.How can I configure the 7 data bits? #7-databits-uart-usart

kbcloud by • Associate
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USART: need CLOCK ticking all the time

Posted on December 08, 2012 at 04:37The device I am trying to connect to via serial interface requires constant clock ticking. I have enabled USART clock with     USART_ClockInitTypeDef USART_ClockInitStructure;     USART_ClockStructInit(&USART_Clo...

arro239 by • Senior
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STM32L i2c bus frozen on occasion

Posted on December 09, 2012 at 00:00 Hey again all, I have a multi master i2c setup, each and every device is also an STM32L. Each device is configured as below I2C_InitTypeDef I2C_InitStructure; GPIO_InitTypeDef GPIO_Init...

USART float values

Posted on December 07, 2012 at 17:08hello, ive been playing around with USART on my stm32f4 discovery for some time now. I am able to send letters and strings on USART but not float values. i really need to transmit float values to PC.I`ve tried but...

STM32F107 CAN using PB5 and PB6

Posted on December 04, 2012 at 21:15I'm struggling a little bit getting the CAN up and running on my board.  The board is one that we've designed using an STM32F107.  It uses a 25 MHz crystal so the timing should be just like the demo boards.  I'm w...

lysaght by • Associate II
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STM32F2 In application programming using image files

Posted on December 08, 2012 at 02:39Hi All,Device: STM32F207VCFlash: 256KBRAM: 128KBI have a general question regarding programming image file to user code area in flash located at: 0x8000000I am running following procedure to do this.1). Making sur...

mit by • Associate II
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STM32L152 - i2c interupt not firing

Posted on November 30, 2012 at 02:22 Hi there, I am wondering if anyone could help me on a small issue. My I2C1_EV_IRQHandler is not firing when I2C_GenerateSTART(I2C1, ENABLE); is called. Can anyone see anything in the below set...

Having some trouble setting TR in the RTC

Posted on December 05, 2012 at 22:35I'm working with a mix of STM drivers and in in-house drivers, some of which we have written, some of which we inherited.  I am trying to set the date and time in the RTC, starting with TR.  It is not working.Here...

sjenyart by • Associate II
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Low-speed quartz resonator load capacitance

Posted on December 07, 2012 at 13:57Hello! In the device datasheet DS6329 v.9 on page 85 I found the following:Caution: To avoid exceeding the maximum value of CL1 and CL2 (15 pF) it is strongly recommended to use a resonator with a load capacitance...

beatle7 by • Associate
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