NT68P81 查看數據表（PDF） - Novatek Microelectronics

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NT68P81

USB Keyboard Micro-Controller

Novatek Microelectronics 

NT68P81

CLK

DATA

I/O Inhibit

Start Bit

1st

2nd

CLK

CLK

T6

T7

T8

Bit 0

9th

CLK

10th

CLK

Parity Bit

Stop Bit

Auxiliary Device Receiving Data Timings

Timing

T6

T7

T8

T9

T10

Description

Duration of CLK interface (LOW)

Duration of CLK active (HIGH)

Time from inactive to active CLK transition, used to time when the Auxiliary Device samples

DATA

Time from falling edge of line control bit to falling edge of clock 11 CLK

Time from rising edge of clock 11 to rising edge of line control bit

MIN/MAX

30/50u s

30/50u s

5/25u s

5u s/

5/25u s

11th

CLK

T9

T10

Line Control Bit

20

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