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7733 Datasheet(PDF) 554 Page - Renesas Technology Corp |
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7733 Datasheet(HTML) 554 Page - Renesas Technology Corp |
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554 / 940 page  APPENDIX 7733 Group User’s Manual 21-6 Fig. 5 Memory allocation in SFR area (1) Appendix 2. Memory allocation in SFR area Figures 5 to 8 show the memory allocation in SFR area. The signals used in Figures 5 to 8 are shown below. : “0” immediately after reset. : “1” immediately after reset. : Undefined immediately after reset. 0 1 ? : Always “0” at reading 0 0 : Always undefined at reading : “0” immediately after reset. Must be fixed to “0.” : It is possible to read the bit state at reading. The written value becomes valid. : It is possible to read the bit state at reading. The written value becomes invalid. : The written value becomes valid. It is impossible to read the bit state. : Not implemented. It is impossible to read the bit state. The written value becomes invalid. RW RO WO ? Abbreviations which represent access characteristics 1016 1116 1216 1316 Port P8 direction register 1416 1516 1616 1716 1816 1916 1A16 1B16 1C16 1D16 1E16 1F16 016 116 216 316 416 516 616 716 816 916 B16 C16 D16 E16 F16 A16 Address Port P4 register Port P5 register Port P4 direction register Port P5 direction register Port P6 register Port P7 register Port P6 direction register Port P7 direction register Port P8 register A-D control register 0 A-D control register 1 Port P0 register Port P1 register Port P2 register Port P3 register Port P0 direction register Port P1 direction register Port P2 direction register Port P3 direction register Register name Access characteristics State immediately after reset RW RW RW RW RW RW RW RW RW RW RW RW RW RW RW RW RW RW 0016 0016 ? ? 0016 0016 0016 00 0 0 00 0 0 00 0 0 0016 0 0 00 0 ? 0 0 11 b7 b0 b7 b0 sSFR area (addresses 016 to 7F16) RW ? ? ? ? ? 0016 ? ? g Do not write to the reserved area. (For the M37733S4BFP, M37733S4LHP, M37735S4BFP, M37735S4LHP, refer to Figure 20.8.1.) RW RW ?? 0 ? ?? ? ? 0016 ? ? ? ? ? (Reserved area)g (Reserved area)g ? ? ? ? ? ? Appendix 2. Memory allocation in SFR area |
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