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InDart Clock Freq

itamar_nsu
Associate II
Posted on August 07, 2003 at 03:13

InDart Clock Freq

3 REPLIES 3
itamar_nsu
Associate II
Posted on August 01, 2003 at 12:47

hi, im using the inDart evaluation board (with ST7LITE). as i understand, when the ICC jumper is connected, the uC clock is produced by the inDart.. haw can i know the clock freq? is it possible to change it? what happens when i configure the internal RC clock while using the inDart?

thanks

itamar

pxausa
Associate II
Posted on August 04, 2003 at 10:36

Itamar, which inDART model are you using??

There are several possibilities (assuming you are working with an ST7FLITE0 device).

If you are using an inDART-ST7FLITE0 (LPT), the clock provided by inDART is about 8 MHz.

If you are using an inDART-ST7F (USB), the clock provided by inDART is about 6 MHz.

If you are using an inDART-STX (USB), the clock provided by inDART should be either 4 MHz or 8 MHz.

It is not possible to change this frequency. It is provided as an auxiliary oscillator for temporary or emergency use.

shreya
Associate II
Posted on August 07, 2003 at 03:13

Hello,

1) Use the MCO pin to output the clock for measuring.

2) You can change clock by changing option bytes.

3) If you want to use internal RC, program the same in option bytes and choose ''Use option bytes'' then user option bytes are used for the application.

(Refer inDart manual for option byte setting)