> Kelly Murray wrote: > >> >> I'm working on a little NiCd/MH battery charger using the 1121 chip. >> I need to get a temp and voltage level on the battery, and am trying >> to use the comparator for this. I've looked over the slaa129 thermostat >> example, as well as the fet110_ca_temp.S example. >> The theory of slope is clear to me. >> >> My circuit is not working as expected. >> I find the description of the comparator >> configuration a bit confusing in the TI docs. let me start >> with one simple question, do CA0 and CA1 provide two seperate inputs? >> I have not seen that explicitly mentioned anywhere, and all examples >> use only CA0. My circuit currently being tested uses CA1 for the >> thermistor temp reading. >> >> thanks, >> Kelly Murray
Just to mention, you have to configure pins (PxSEL) to give them other functionallity. I am using comparator on 1111a, all levels are OK regards Saso
