In the C:\Texas Instruments\Z-Stack Home 1.2.2a.44539\Components\stack\zdo\ZDApp.h file of the Z-Stack Home 1.2.2a protocol stack, the different states of the device are defined as follows.typedef enu...
First, pay attention to a few issues: 1. During SPI communication, the timing (phase, polarity) of both parties must be consistent (see the following four SPI timing settings) 2. The host sets the clo...
The difference between a long press and a short press is just adding an appropriate delay and then judging the pin status.
definition:
#define KEYDIR P2DIR#define KEYIN P2IN#define KEYIFG P2IFG#define...
[size=5][color=Blue]The previous post shared some common problems in LoRa development, [/color][/size][size=4]【LoRa】LoRa development common problems [url=https://en.eeworld.com/bbs/forum.php?mod=viewt...
If a positron and an electron collide, they will "annihilate" and release a lot of energy. Why can electrons and protons, one with negative charge and the other with positive charge, form matter? Of c...
Bluetooth Low Energy Continuous Glucose Monitoring System Provides Up to 15 Days of Blood Glucose Level Data
The Miki RGMS-III continuous glucose monitoring system uses Nordic's nRF5...[Details]
3 stages of semi-autonomous medical robotic lungs. Image credit: KUNTZ et al/University of North Carolina Some tumors are so small that they are hidden deep in the lung tissue, making it difficul...[Details]
Test the working principle of DMA in driver mode. The user-level program continuously calls ioctl to trigger the DMA operation completed in the driver, moves the memory data block from one consecutiv...[Details]
Abstract: Network monitoring technology is constantly improving with the development of microelectronics technology, modern communications and network technology. Using network technology to monitor p...[Details]
Brushless DC motors overcome the mechanical commutation of ordinary DC motors and are particularly suitable for flexible control using electronic control devices. They are currently widely used in ...[Details]
Cypress's CY8C21×34 programmable system-on-chip (PSoC) mixed-signal array has an I/O analog multiplexer. Since each pin can be used as an analog input, a single SoC can easily implement control appli...[Details]
introduction
The LCD screen itself does not emit light. In order to clearly see the content of the LED display, a certain amount of white light backlight is required. The backlight is ...[Details]
1. Packaging process
The packaging process of LED devices is a very important task. Otherwise, LED devices will suffer from serious light loss, low light flux and light efficiency, uneven ...[Details]
The production suspension crisis caused by chip shortages is sweeping the global automotive industry. Interestingly, Toyota said last month that its production would not be significantly affected b...[Details]
Apple uses OLED displays across the entire iPhone 12 lineup and is expected to continue using such panels in the upcoming iPhone 13 lineup. A report from Omdia claims that iPhone OLED panel shipments...[Details]
Today, as the demand for automobiles in the Western market recovers and the number of vehicles in developing economies continues to grow, fuel consumption and pollution continue to increase. Governmen...[Details]
Chip: STM32F103C8T6 Application Pin: Output: PA0, PA1 TIM2 CH2 channel To achieve 50HZ (20ms) adjustable PWM output on the PA1 pin, set the system TIMx_CNT=8MHZ=8000 000HZ, set TIMx_PSC=800-1, then T...[Details]
To add a folder: (1) Right-click an item (2) Select add (3) Select add group and then add the name of the folder. (4) After adding a folder, you can add source files to t...[Details]
Use the ds18b20 sensor on the development board to measure the current temperature, and use the digital tube to output the current temperature value. Achievement results: The test results show t...[Details]
Wireless Connectivity
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