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UPD784938 Datasheet(PDF) 70 Page - NEC |
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UPD784938 Datasheet(HTML) 70 Page - NEC |
70 / 733 page ![]() Figure 3-2. µPD784936 Memory Map Notes 1. Accessed in external memory expansion mode. 2. The 6,912 bytes of this area can be used as internal ROM only when the LOCATION 0FH instruction is executed. 3. 124,160 bytes when the LOCATION 0 instruction is executed, and 131,072 bytes when the LOCATION 0FH instruction is executed. 4. Base area, reset or interrupt entry area, excluding internal RAM in the case of reset. Internal ROM (65,536 bytes) (256 bytes) Special function registers (SFRs) Internal ROM (58,624 bytes) Internal RAM (6,656 bytes) External memoryNote 1 Note 1 (896 Kbytes) Note 1 Note 2 Internal ROM (128 Kbytes) When location 0 instruction is executed General-purpose registers (128 bytes) Data area (512 bytes) Program/data area (6,144 bytes) Macro service control word area (42 bytes) CALLF entry area (2 Kbytes) Program/data area Note 3 CALLT table area (64 bytes) Vector table area (64 bytes) Internal RAM (6,656 bytes) External memoryNote 1 (910,720 bytes) (256 bytes) Special function registers (SFRs) When location 0FH instruction is executed 2 0 0 0 0 H 1 F F F F H 0 E 5 0 0 H 0 E 4 F F H 0 F F D F H 0 F F D 0 H 0 F F 0 0 H 0 F E F F H F F F F F H 0 0 8 0 0 H 0 0 7 F F H 0 F E F F H F F E F F H 0 F E 8 0 H 0 F E 7 F H 0 F E 3 9 H 0 F E 0 6 H 0 F D 0 0 H 0 F C F F H 0 E 5 0 0 H 0 1 0 0 0 H 0 0 F F F H 0 0 0 8 0 H 0 0 0 7 F H 0 0 0 4 0 H 0 0 0 3 F H 0 0 0 0 0 H F F E 8 0 H F F E 7 F H F F E 2 F H F F E 0 6 H F F D 0 0 H F F C F F H F E 5 0 0 H F F F F F H F F F D F H F F F D 0 H F F F 0 0 H F F E F F H F E 5 0 0 H F E 4 F F H 0 0 0 0 0 H 0 0 0 0 0 H 0 E 4 F F H 2 0 0 0 0 H 1 F F F F H 1 F F F F H 1 0 0 0 0 H 0 F F F F H 1 F F F F H 1 0 0 0 0 H Note 4 Note 4 |
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