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RSonn.706
Associate II
since ‎2019-11-01
‎2024-07-17

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  • 5 Posts
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How to write custom DMA USART TxHalfCmpt routine.

2024-07-17
I'm a bit of a novice at programming, but I'm trying to develop an application that sends a continuous stream of data out of the USART using DMA, taking advantage of the DMA Transfer Half-Complete, and Transfer-Complete interrupts.  I've got a circul...

1-bit gaps in mid-serial transmit. Transmit Complete flag true.

2024-07-08
I am using Half-Duplex to network 3 "BluePills" (STM32F103C8).  There is one master, and two slaves.  The master sends out a request with a slave identifier prefix.The slaves receive all messages from master and all responses from the other slave, an...

STM32F103 PC13 variable duty cycle waveform

2019-11-01
I'm intending to use PC13 as an output to drive the onboard LED, but at some point in my program the PC13 pin begins outputting a 4.4 khz signal with pulse width that varies from 0% to 100% back to 0% and keeps repeating that pattern at approx 4 Hz. ...
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