NJU3554 Просмотр технического описания (PDF) - Japan Radio Corporation

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NJU3554

4-BIT SINGLE CHIP OTP MICRO CONTROLLER

Japan Radio Corporation  

2) Edge Detector Selection

PH1 terminal is added the “Edge detect function” by the mask option.

Rising edge

Falling edge

NJU3554

3) The data order (MSB, LSB) of the Serial Interface

The data order of the Serial Interface is selected select either MSB or LSB first by the mask option.

4) A/D Control Clock

A/D Control Clock is selected either the external clock from ADCK terminal or the internal clock from the

prescaler by the mask option.

5) Dividing ration of the internal clock

Each dividing ration of the count clocks of Timer1 and Timer2, the Internal shift clock of the Serial

Interface, the clock of the A/D control clock and the output clock through the SCK/CKOUT terminal is

selected among the following by the mask option.

The frequency of each clock is determined by the dividing ration and the 1-instruction term (1/fOSCx6).

1/2, 1/4, 1/8, 1/16, 1/32, 1/64, 1/128, 1/256, 1/512, 1/1024, 1/2048, 1/4096

Note) As Timer2 clock, the external clock or the internal is selected by the program.

As the shift clock of the serial interface, the external clock or the internal is selected by the program.

[CAUTION]

The specifications on this databook are only

given for information , without any guarantee

as regards either mistakes or omissions. The

application circuits in this databook are

described only to show representative usages

of the product and not intended for the

guarantee or permission of any right including

the industrial rights.

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