BL0936 multi-rate control ic summariz a tion BL0936 is a kind of 8-bit m i cro- control unit, w h ich is high- perform ance and low-power, specially for power m e ter circuit. it is m a de w ith cmo s process, including 4k by te user ro m and 196k by te user ra m. BL0936 and bl2220r3, a 8-bit m i cro controller of belling, are com p atible in com m a nd sy stem . BL0936 is m o stly used in m u lti-function power m e ter (including m u lti-rate, advance pay m ent and gathering m e ter-record sy stem .) and other plug-in civil or industrial control sy stem . the ability of resisting electrom a gnetic interference and radiation is pow erful: esd 4000v ; fast pulse group 4000v . feature low pow er: asy n chronous static chip design m e thod, support sto p , wa it pow er-save m ode. 8-bit tim er, with 7-bit pre-position. 19 i/o port in each (high-im pedance as power- on, input m ode). each port has program m a ble pull-on resistor. current in i/o port can drive standa rd ttl. 3 of them support keyboard interrupt. h a rdw a re w a tchdog including. 5 interrupt sources: tim er, softw a re, outside, key board, w a tchdog. standard 5v w o rking voltage. supply rtc by 3.3v backup battery as pow er dow n. k i nds of reset function: electrify , reset pin, w a tchdog. BL0936 a pplication sy stem fram e 220v n l figure 1 o 485 gathering meter-record system power meter with infrared mode c ount er b l 0936 real tim e r rtc eep rom bl24c02 b l 5606 2 phase and 4 st ep electrical mo t o r dri v er infrared module system c ont rol l e 485 com m unication m odul e b l 0932 b l 0955 power meter ic address o no.810, yishan road shanghai china tel o 86-021-64850700 fax o 86-64852222 zip.200233 .com .com .com 4 .com u datasheet
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