Kommentar: Einfügen von HTML im Kommentar: Link einfügen: <a href="LINKURL" target="_blank">LINKTITEL</a> Bild einfügen: <img src="BILDURL"> Text formatieren: <b>fetter Text</b> <i>kursiver Text</i> <u>unterstrichener Text</u> Kombinationen sind auch möglich z.B.: <b><i>fetter & kursiver Text</i></b> C Quellcode formatieren: <code>Quellcode</code> BASIC Quellcode formatieren: <basic>Quellcode</basic> (Innerhalb eines Quellcodeabschnitts ist kein html möglich.) Wichtig: Bitte mache Zeilenumbrüche, bevor Du am rechten Rand des Eingabefeldes ankommst ! -> I > Hi all, > > I want to try a new project with my Probot128 to record and play back > sounds. I can record microphone samples with 7200 Hz with ADC in free > running mode. But I cannot store the samples fast enough because there > is only 4 kB SRAM and EEPROM via I2C is too slow. That is why I am > considering extending my robot with extra SRAM via SPI. The question > is, is SPI fast enough? > In assembler surely SPI would be fast enough, but that would probably > be too difficult for me to program. Could someone tell me how fast SPI > is via the byte interpreter commands? How long take SPI_Write() and > SPI_Read()? > > Thanks for any help. > Regards, > Pepe
