??? 07/21/06 08:21 Read: times |
#120738 - Current Technology Responding to: ???'s previous message |
Rishab Bucha said:
also you have taught me a good lesson
"you must not depend on any one" Another lesson you should learn: "the quality of answers given is limited by the quality of information provided" also there were some message regarding so called "current technology"
plz do inform me abt the same.. See: http://www.8052.com/forum/read.phtml?id=120690 The whole raison d'etre for old dinosaur chips like 8255/8155/8156 was to make up for the limited capabilities of their contemporary processors; eg, Current technology can give you eveything you need in a single chip - so there is simply to need to add 8255/8155/8156 et al See: http://www.keil.com/dd/search_parm.asp http://www.keil.com/dd/chips/all/8051.htm Also, the old dinosaur chips will tend to have low operating speeds, high power consumption, etc - as were typocal of the technology of their time. With In-System Programming (ISP), modern processors don't need specific (expensive!) programmers: http://www.8052.com/forum/read.phtml?id=120735 |