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Make a Raspberry Pi "Mask Detector"
At present, the "new crown" virus is still raging around the world, and "wearing a mask" has become the most basic and effective "standard" measure for safe travel. In a crowd, we can almost "identify
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CC2541 closing serial port problem
When debugging low power consumption, it is best to close the serial port and modify the macro:
HAL_UART=FALSEHAL_UART_DMA=1HAL_UART_ISR=0HAL_UART_TX_BY_ISR=1
However, after the modification, a compil
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How to solve the strange phenomenon of CCS
1. SummaryCode Composer Studio (CCSv5, CCSv6, CCSv7) based on the Eclipse open source framework sometimes displays abnormalities during use, such as missing menus or frequent crashes. These abnormalit
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CC2541 serial port 1 position 1 problem? ? ? ?
The serial port is not connected, what's going on? ? ? ? ? ? ? ? PERCFG = 0x00; //USART1 is position 1 P0SEL |= BV(4) | BV(5); //Configure P0.4 and P0.5 as peripherals, not GPIO P2SEL |= BV(6); //Func
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How to analyze and design active filters---Thank you very much! ! !
Hello, fellow electronics colleagues! I have never been able to fully master the design of analog filters with op amps, and I usually just use simulation tools. I would like to ask two questions: How
- 【Ufan Learning】Learning Part 4: "Basic Routine 3 - Buzzer Control"
- The development board STEVAL-IDB007V1 cannot recognize the serial port when using the USB micro B serial port
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- Implementation of key scanning based on state machine
- [Detailed explanation] Comparison of the differences between MCU, ARM, DSP, module and CPU