TinyButStrong Error in field [var.media_title...]: the key 'media_title' does not exist or is not set in VarRef. (VarRef seems refers to $GLOBALS) This message can be cancelled using parameter 'noerr'.

TinyButStrong Error in field [var.media_title...]: the key 'media_title' does not exist or is not set in VarRef. (VarRef seems refers to $GLOBALS) This message can be cancelled using parameter 'noerr'.

TinyButStrong Error in field [var.media_title...]: the key 'media_title' does not exist or is not set in VarRef. (VarRef seems refers to $GLOBALS) This message can be cancelled using parameter 'noerr'.

TinyButStrong Error in field [var.media_title...]: the key 'media_title' does not exist or is not set in VarRef. (VarRef seems refers to $GLOBALS) This message can be cancelled using parameter 'noerr'.

TinyButStrong Error in field [var.media_title...]: the key 'media_title' does not exist or is not set in VarRef. (VarRef seems refers to $GLOBALS) This message can be cancelled using parameter 'noerr'.

TinyButStrong Error in field [var.media_title...]: the key 'media_title' does not exist or is not set in VarRef. (VarRef seems refers to $GLOBALS) This message can be cancelled using parameter 'noerr'.

TinyButStrong Error in field [var.media_desc...]: the key 'media_desc' does not exist or is not set in VarRef. (VarRef seems refers to $GLOBALS) This message can be cancelled using parameter 'noerr'.

TinyButStrong Error in field [var.media_url...]: the key 'media_url' does not exist or is not set in VarRef. (VarRef seems refers to $GLOBALS) This message can be cancelled using parameter 'noerr'.
[var.media_title;onformat=retitle] :: 哇哇3C日誌
USB termination resistors
USB termination resistors

2014年2月19日—Afull-speedUSBdevicerequiresa1.5kΩresistorbetweentheUSB_DPpinand3.3V.AUSBhostcontrollerhas15kΩresistorsonboththe ...,TheUSBLineterminationisreachedthroughtheseriesresistors,RS1andRS2(22Ωor30Ω)connectedontheD+andD−lines.Theseresistor...

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** 本站引用參考文章部分資訊，基於少量部分引用原則，為了避免造成過多外部連結，保留參考來源資訊而不直接連結，也請見諒 **

AN11392 Guidelines for full

2014年2月19日 — A full-speed USB device requires a 1.5 kΩ resistor between the USB_DP pin and 3.3 V. A USB host controller has 15 kΩ resistors on both the ...

ON Semiconductor Is Now

The USB Line termination is reached through the series resistors, RS1 and RS2 (22 Ω or 30 Ω) connected on the D+ and D− lines. These resistors match the cable ...

Routing Requirements for a USB Interface on a 2

2021年10月30日 — The termination resistors (see the section on this below); The connector that will hold your USB cable. You might be wondering, how is it done ...

STM32 USB Full Speed device

2023年1月9日 — Another example using 22 ohm termination resistors that is based on a similar STM32 is here. So, should I add 22 ohm series termination ...

STM32L476 USB Termination

I am a little confused about USB termination requirements on the STM32L476 part. I read in the datasheet that termination resistors on D+/D- are not needed and ...

Termination Resistors (Rp, Rd, Ra) required for the USB Type

2022年6月28日 — The purpose of Rp and Rd terminations on CC pins is to identify the DFP-to-UFP connection and the CC pin that will be used for communication. To ...

USB series resistors

2023年10月26日 — Why do I need to put a 22 Ohm series termination resistor in it? You need to use series resistors on D+/D- lines only if you use a cheap MCU ...

USB Type-C connector

2024年5月31日 — Purpose of Rp, Rd, and Ra types of termination resistors in the USB Type-C connector and what usb c resistor values are used for Rp, Rd, ...

Why USB Data Series Resistors?

2014年5月9日 — They are series termination resistors. The USB standard specifies that the signal-to-ground impedance is 30 ohms and differential impedance ...

USBterminationresistors

2014年2月19日—Afull-speedUSBdevicerequiresa1.5kΩresistorbetweentheUSB_DPpinand3.3V.AUSBhostcontrollerhas15kΩresistorsonboththe ...,TheUSBLineterminationisreachedthroughtheseriesresistors,RS1andRS2(22Ωor30Ω)connectedontheD+andD−lines.Theseresistorsmatchthecable ...,2021年10月30日—Theterminationresistors(seethesectiononthisbelow);TheconnectorthatwillholdyourUSBcable.Youmightbewondering,howisitdo...

參考資訊如下