The price surge of Flash continues to ferment, and many manufacturers are choosing to use more cost-effective NOR Flash chips. NOR Flash has characteristics such as strong reliability and fast read speeds, making it a major product in the mid-to-low capacity flash memory chip market. However, the long programming time and low efficiency have always … Read more
Click the above to follow us! Microcontroller programming download and debugging techniques: ISP, JTAG and other download methods, the use of online debugging tools, making your development more efficient! In microcontroller programming development, downloading and debugging are indispensable steps. Mastering efficient program download methods and debugging techniques can make your development much more effective. This … Read more
Follow+Star Public Account, don’t miss exciting content Author | strongerHuang WeChat Public Account | Embedded Special Column Many users complain that Keil cannot adapt to (2K or 4K) high-resolution displays, especially on 4K monitors, where the menu bar and shortcut icons are very small, the windows are also small, and they appear somewhat blurry: So, … Read more
EMMC online reading and writing ISP dedicated line: https://item.taobao.com/item.htm?id=557709148652 Here we share a batch of EMMC chip flying wire reading and writing point maps for LCD TVs, making it easier for everyone to use ISP online reading and writing dedicated lines without disassembling the chip to read EMMC data. Follow our public account for more … Read more
RT809H Programmer Tutorial: Fly Line Read/Write EMMC Boot and Erase Methods Solder CLK, CMD, D0, and GND according to the points, and short the two ends of the crystal oscillator. Insert the soldered ISP cable into the ISP port of the RT809H programmer and power on the motherboard. Open the RT809H programmer interface, click on … Read more
EMMC ISP refers to the flying wire read and write of EMMC chips, communicating by connecting the CMD, CLK, D0, and GND of the EMMC. Due to varying power consumption across different boards, it is recommended that the power supply VCC be provided by the original board, and under this condition, VCC and VCCQ can … Read more
01 JTAG (Joint Test Action Group) is an international standard testing protocol (IEEE 1149.1 compliant) primarily used for internal chip testing. Most advanced devices now support the JTAG protocol, such as DSPs and FPGAs. The standard JTAG interface consists of four lines: TMS (Test Mode Select), TCK (Test Clock Input), TDI (Test Data Input), and … Read more
Recently, screen manufacturer Tianma launched the world’s first LCD in-screen multi-touch fingerprint solution (TED Finger Print, abbreviated as TFP). It features high integration, full-screen multi-touch fingerprint recognition, and a high screen-to-body ratio. It achieves the first integration of touch, display, and fingerprint recognition in one. Simultaneously, it covers the entire display with optical paths and … Read more
A few days ago, my girlfriend wanted to buy a phone and asked me whether she should get the iPhone XR or the iPhone XS. I carefully explained the differences between the two. Apart from the basic parameters being the same, the iPhone XR uses an LCD screen, while the iPhone XS uses an OLED … Read more
In 2018, various smartphone manufacturers were fiercely promoting their products equipped with OLED screens, as if products without OLED screens were considered inferior. But is OLED really that much more advanced than LCD? Which is better, LCD or OLED? Why did the iPhone XR only use an LCD screen? Let’s compare the advantages and disadvantages … Read more