What should be paid attention to when using USB ISP function?
1. IC type should be consistent with the statement in SN8 file; 2. PID and ...
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What should be considered when USB device can not be recognized?
Users can check the following aspects: 1． USB device power supply is betwee...
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What is the data transmit format for PS2 mouse in different systems?
According to different Host systems, PS2 Mouse support different function m...
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PS/2 library of 2200 series MCU can not simulate, what aspects should be checked on hardware?
Check the emulator hardware (whether the short caps of AVREFH/VDD, AVREFL/V...
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What measures can be taken to enhance anti-ESD ability in circuit design and PCB layout?
1. In the circuit design, for digital input and output port and cable conn...
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What issues need to be paid attention to in layout?
1. The signal line should not be too close to board edge: As the surroundin...
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What should be paid attention to for SONIX USB IC USB peripheral circuit?
Please refer to the reference circuit in USB Library, arbitrarily modify US...
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For SONIX USB IC, when choosing an external crystal, will instruction cycle be changed?
For full Speed Series MCU (2210 2230 2250), no matter how many choices of e...
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How many methods can be used for PC power-saving? In which method can USB devices be wake up?
There are three ways for computers power saving, of which only S1 can be wa...
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How to operate in suspend mode, what issues need attention?
Suspend operation process is as shown below, you should note that Remote wa...