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Community Translated by MoTa_728816 Version: ** 質問： シングルトランザクショントランスレータ(STT)とマルチトランザクショントランスレータ(MTT)の違いは何ですか？ 回答： USBハブのトランザクショントランスレータ(TT) 構成方法は2種類... Community Translated by MoTa_728816 Version : ** 質問：ハードウェア割込みとソフトウェア割込みの処理に違いはありますか？ 回答： はい、それらは違った手順で処理されます。 ハードウェア割込みが発生すると、すべての割込みは禁止され、レジスタは... Author: RajathB_01 Version: ** Question: What are the differences between Cypress Type-C Hubs and Docks? Answer: EZ-USB® HX3PD is the industry's first 7-port USB 3.1 ... USB3.0 协议中定义了四种 Link 功耗状态，如下图所示。 其中 U0: 全功率模式，这是有数据传输时 的有效模式。 U1: 可快速唤醒的待机模式。在这种模式中，没有数据传输，功耗低于 U0 状态。 注： 当一定时间内 USB 总线上没有活动，主机/设备 可以请求进入U1模式， 另一端的设备/主机可以接受或者拒绝这个请求。如果这个请求被接受，则系统中的 Link 模式进入U1。否则，系统中的 Link 模式保持在... Answer: Question: When does the Arm bit (bit 0) of the Host Control Register (00H, 08H) clear? The description says it clears when the "transfer is complete", what does that mean exactly? Response: The Arm b... Version: *B Question: What are the differences between the HX3 Rev. *A silicon and the HX3 Rev. *D silicon? Answer: The differences between the HX3 Rev. *A silicon and the HX3 Rev. *D silicon are s... Version: ** Question: Is it possible to use the HX3 vendor-specific commands to send I2C commands to an additional device on the I2C bus while the hub is active? Answer: No. Vendor commands work in a ... Version: ** Question: How do we use the multiplexed pin PWR# /I2C_SDA in HX2VL? Answer: After power-on-reset, the I2C_SDA becomes active to boot from the externally-connected EEPROM and acts as an ... Version: ** Question: Behavior of downstream VBUS based on ACA-Dock and ghost charge features in HX3. Answer: ... Version: *A Question: Should I download a Windows® driver for the Cypress USB hub (CY7C65630/CY7C65620/CY7C65631/CY7C65621) in order to use it? Answer: You do not need to download any speci... Version: ** Question: After the USB 2.0 hub has enumerated, how do you check whether it is a multiple transaction translator (multi-TT) or single transaction translator (single-TT) hub? Answer: The valu... Version: *A Question: How do I download the latest HX3 firmware or custom firmware to the external EEPROM on the HX3 based hardware? Answer: Cypress provides a Windows GUI tool called HX3 Blaste... Version: ** Question: Can SL811HS support USB 3.0 communication? Answer: SL811HS can support only USB 1.1 communication. If a USB 3.0 device is capable of supporting USB 1.1 communication, then working ... Version: ** Question: When you are using an external clock, can you use the XOUT pin of an HX2VL to drive the XIN pin of another HX2VL? Answer: Yes. When you are using an external clock, you can use the... Version: ** Question: What are the advantages and disadvantages of using the fuse ROM option of CY7C656XX instead of an external EEPROM? Answer: Advantages: The fuse ROM inside CY7C6563... Version: ** Question: Which crystal is recommended for SL811HS, 12 MHz or 48 MHz? Answer: You should select 48 MHz as clock input to SL811HS because 48 MHz can be used as a serial clock directly for the... Version: ** Question: Which software tool can be used to program EZ-USB® HX2VL™ during mass manufacturing? Answer: A blaster tool is supplied with the setup package of HX2VL DVK CY4607/CY4608... Version: ** Question: In the 0xD4 load of HX2LP™ what is the difference between Bytes 8 and 9 and Bytes 12 through 15? Answer: In HX2LP, Bytes 8 and 9 are used to indicate the maximum power for fu... Version: ** Question: What version of Linux is supported by EZ-OTG™/EZ-HOST™? Answer: Since EZ-OTG/EZ-HOST is not recommended for new designs, the software for EZ-OTG/ EZ-HOST is no longer u... Version: ** Question: How do you connect the A6 pin of CY7C67200 in the host application? Answer: The A6 pin is used for Cypress® internal testing purposes and should be tied to ground for normal o...
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