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2025年3月23日 · If more than one pin name is availble, either name can be used in the firmware (config.g). If the pins aren’t in the table (due to not having a special name), then the pin itself can be used in the form of PA0, PA.0, PA_0, A0, A.0 or A_0.

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On-board DIAG function pins can be used by simply plugging and unplugging the jumper cap. Supports functions such as resume printing, Filament Runout Detection, Completed Shutdown, BLTouch, RGB Lights, etc.

# This file contains common pin mappings for the BigTreeTech SKR 3. # This board can ship with one of two chips, STM32H743 or STM32H723. # To use this config, during "make …

Connect jumper between the two pins of VIN if using DCIN as CNC fan voltage. Connect jumper between the two pins of VOT and insert SKR 3-DC MODE on to the 2*4 Pin sockets if 12V or 5V is desired *

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Connect jumper between the two pins of VIN if using DCIN as CNC fan voltage.

若想使用 12V或 5V 作为数控风扇电源时，则需将跳线帽短接 VOT 范围内的两个 Pin，且在 2*4Pin 的 VOT 和 VIN 排母上插入 SKR 3-DC MODE。 通过设置 SKR 3-DC MODE 上的跳帽来设置 VOT 输出电压为 5V 或是 12V。 使用 100K NTC 热敏电阻时，无需插入跳线帽，此时 TH0、TH1 的上拉电阻为 4.7K。 使用PT1000 时，需使用跳帽短接下图红框中的两 Pin，此时 TH0、TH1 的上拉电阻为 2.2K. 注意：此种方式读出的温度精度会比 MAX31865 差很多.

2022年11月29日 · Overview This page covers any general information for the H723 Version of the SKR3 board. The SKR3 can be purchased from AliExpress How to identify your SKR3 Version Currently, the only way to identify which version of the board you have is …