23.04.2013 Views

TMPM330 - Keil

TMPM330 - Keil

TMPM330 - Keil

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

10.6.4 Generating the Stop Condition<br />

Under development<br />

<strong>TMPM330</strong> (rev 0.4) 10-25<br />

<strong>TMPM330</strong><br />

When SBIxSR is “1,” writing “1” to SBIxCR2 and “0” to <br />

causes the SBI to start a sequence for generating the stop condition on the bus. Do not<br />

alter the contents of until the stop condition appears on the bus.<br />

If another device is holding down the SCL bus line, the SBI waits until the SCL line is<br />

released. After that, the SDA pin goes high, causing the stop condition to be generated.<br />

7 6 5 4 3 2 1 0<br />

SBIxCR2 ← 1 1 0 1 1 0 0 0 Generates the stop condition.<br />

“1” → <br />

“1” → <br />

“0” → <br />

“1” → <br />

SCL pin<br />

SDA pin<br />

<br />

(read)<br />

Fig. 10-18 Generating the Stop Condition<br />

Stop condition<br />

Serial Bus Interface (SBI)

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!