(19)
(11) EP 0 231 452 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
15.02.1989 Bulletin 1989/07

(43) Date of publication A2:
12.08.1987 Bulletin 1987/33

(21) Application number: 86116058.8

(22) Date of filing: 25.01.1983
(51) International Patent Classification (IPC)4: G07B 17/02
(84) Designated Contracting States:
BE CH DE FR GB LI NL

(30) Priority: 29.01.1982 US 343877

(60) Divisional application:
92114140.4 / 0513880

(62) Application number of the earlier application in accordance with Art. 76 EPC:
83100639.0 / 0085385

(71) Applicant: PITNEY BOWES INC.
Stamford Connecticut 06926-0790 (US)

(72) Inventor:
  • Check, Frank T, Jr.
    San Jose, Ca. 95117 (US)

(74) Representative: Lehn, Werner, Dipl.-Ing. et al
Hoffmann, Eitle & Partner, Patentanwälte, Postfach 81 04 20
81904 München
81904 München (DE)


(56) References cited: : 
   
       


    (54) Microprocessor systems for electronic postage arrangements


    (57) A microprocessor system suitable for an electronic postage arrangement includes a microprocessor (10) and register means (20, 21) for storing accounting data. Sensors (50, 51,52) are provided for detecting operating conditions in the system and the microprocessor (10) has a software routine stored in permanent memory (11) for periodic checking of the sensors. If the sensor outputs do not correspond with a unique code stored in permanent memory (11), an error condition is indicated.






    Search report