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7220 Datasheet(PDF) 193 Page - Renesas Technology Corp

Part # 7220
Description  8-BIT SINGLE-CHIP MICROCOMPUTER
PDF  303 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

7220 Datasheet(HTML) 193 Page - Renesas Technology Corp

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APPLICATION
5.3 Usage example of ROM correction function (M37221M8/MA-XXXSP)
7220 Group User’s Manual
5-20
5.3.5 Notes on use
When using the ROM correction function, note the following.
qSpecify the first address (op code address) of each instruction as the ROM correction address.
qUse the RTS, RTI or JMP instruction (total of 3 bytes) to return from the correction program to the main
program.
qDo not set the same address to ROM correction addresses 1 and 2 (addresses 021716 to 021A16).



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