|  |  |  | (Handy-B) wrong connection... 
 | 
 |  | Hello, I made a terrible mistake. By mistake I connected the pos. side of the powerheader (10 V) to the middle row of the digital ports (Vccc ; 5 V , (if I'm not mistaking)). With this action I probably blew up (a) component(s) on my handyboard. I (...)   (29 years ago, 6-Dec-96, to lugnet.robotics.handyboard) 
 |  |  |  |  |  | Re: (Handy-B) wrong connection... 
 | 
 |  | (...) any normal cmos low power 28-pin (JEDEC standard) 32K RAM will work. You do not need a special battery backed variety. you also might have blown the 'hc373 chip, since that is part of the memory circuit. also check the 'hc132. hopefully the (...)   (29 years ago, 6-Dec-96, to lugnet.robotics.handyboard) 
 |  |