To our customers, Old Company Name in Catalogs and Other Documents On April 1st, 2010, NEC Electronics Corporation merged with Renesas Technology C

( 7 / 14 )3. SpecificationsTable 3.1 shows specifications of PCA7439.Table 3.1 Specifications of PCA7439MCU typeOperating clock frequencyPower suppl

( 8 / 14 )4. How to Write the ProgramThis chapter describes how to write programs using a PROM programmer. For details on how tooperate the PROM prog

( 9 / 14 )4.2 Attaching Adapter to PROM ProgrammerAs shown in Figure 4.1, attach the pin No. 1 of the PCA7402E PROM programmer connector(Standard-pit

( 10 / 14 )4.4 Precautions When Opening and Closing IC SocketWhen opening and closing the IC socket, hold the adapter horizontally as shown in Figure

( 11 / 14 )5. Recommended PROM ProgrammerThe PROM programmers listed in Table 5.1 are recommended for the adapter PCA7439. Using theactual products,

( 12 / 14 )6. Memory MapFigure 6.1 shows memory maps of the MCU and the PROM programmer.Figure 6.1 Memory mapsMCU(M37221EAFP)OSD ROM area(8K bytes)P

( 13 / 14 )7. TroubleshootingThe table below summarizes errors to be checked carefully before you determine them to be a fault.7.1 Errors That Occur

( 14 / 14 )7.2 MCU Does Not Function NormallyThe program operates normally on the emulator, but when the MCU that has normally been writtenis attache

Technical Support Communication SheetDate: / / (Month/Day/Year)To Distributor:( 1 / )Product InformationProgramming adapter:PCA743

Notice 1. All information included in this document is current as of the date this document is issued. Such information, however, is subject to chang

Regarding the change of names mentioned in the document, such as Mitsubishi Electric and Mitsubishi XX, to Renesas Technology Corp.The semiconductor o

( 1 / 14 )Second Edition: January 1, 2002Mitsubishi Electric CorporationMitsubishi Electric Semiconductor Application Engineering CorporationPCA7439In

( 2 / 14 )* IC51-0422-393 is products of Yamaichi Electronics Co., Ltd.* R4944A, R4945 and R4945A are trademarks of Advantest Corporation.First Editio

( 3 / 14 )Contents1. Precautions for Safety...41

( 4 / 14 )1. Precautions for SafetyIn this instruction manual, several icons are used to insure proper handling of this product and alsoto prevent in

( 5 / 14 )WARNINGWarning for Handling This Product:• This equipment is to be used in an environment with a maximum ambient temperature of 35˚C. Caresh

( 6 / 14 )2. IntroductionPCA7439 is a programming adapter for 8-bit microcomputers of 7200 Series. The adapter is a toolthat can be used to write pro