The previous page is sending you to https://www.thriftbooks.com/w/arduino-programming-in-24-hours-sams-teach-yourself_richard-blum/9539627/item/29184682/?isbn=0672337126&idiq=29184682&srsltid=AfmBOoqgJeadaLSfv2CIGZ--okzgxtM13RR8i5O1Z7efNQ94HlLiXZLI38k.

 If you do not want to visit that page, you can return to the previous page.