Basic structure and powering process for Antminer D7 hashboard

If you want to easily learn how to repair the Antminer D7 hash board, you must master the basic knowledge about the D7 hash board first, that is the structure, powering process, and signal direction of the ASIC chip. The Antminer D7 hash board consists of 70 BM1764 ASIC chips, which are divided 35 voltage domains. Each ASIC chip has a total of 5 signals: CLK, TX, RX, RST, and BI signals.

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