整个示波器的设计数字电源的+5v和模拟电源的+5v是分开供电的，但是数字地和模拟地应该怎么处理呢？ 数字地和模拟地是一定要连在一起的，不然电路没法工作。 数字部分的地返回电流不能流过模拟部分地，两个地应该在稳定的地参考点连在一起。 part4.

Over the years, we’ve seen some modern microcontrollers turn out to be 5V-tolerant – now, RP2040 joins the crowd. Half a year ago, when we covered an ISA card based on a Pi Pico, [Eben … ...

Welcome to my quick review of an inexpensive 2-channel 5V relay module controlled via RS485 bus utilizing Modbus RTU protocol. As claimed by some online sellers, this easy-to-get Modbus RTU 2-Channel ...

Next, a 5V relay is wired between the output of the timer chip and the ground rail, which runs on 5VDC. When the timer output is high, it will typically be somewhere between 1.2V and 1.7V lower than ...

This flip-chip compatible library in Dongbu HiTek 130nm features a fail-safe GPIO, two standard GPIOs, a 5V GPI, and 5V I2C-compliant ODIO. The GFGPIO... You must be registered with the D&R website to ...

OnePlus' Ace 5 family is going to grow soon. Currently it comprises the Ace 5 and Ace 5 Pro, but there's also an Ace 5V coming as the successor to the Ace 3V launched back in March.. The Ace 5V ...

‘Relay’ Review: Riz Ahmed Excels in David Mackenzie’s Mostly Clever Paranoid Thriller. The actor plays a fixer who brokers deals between whistleblowers and corporations in this gritty drama ...

The Ace 5V will reportedly be powered by MediaTek’s upcoming Dimensity 9350 SoC. According to a prominent leaker on Weibo, Digital Chat Station, this chipset can be considered an enhanced ...

Apple rolled out Private Relay as one of the new security features on iOS 15 — it's available to all paid iCloud accounts (as part of what Apple calls iCloud+), and sounds a lot like a VPN service.

Great Britain's women claimed Olympic 4x100m relay silver before the men's team took bronze in two thrilling races at a rain-sodden Stade de France. Dina Asher-Smith, Imani Lansiquot, Amy Hunt and ...

The U.S. women blitzed the field to win the 4x100m relay at the Paris Olympics. A few minutes later, in the men's 4x100m relay, the U.S. men were disqualified after a poor baton handoff.