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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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H8S2245 датащи(PDF) 186 Page - Renesas Technology Corp |
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H8S2245 датащи(HTML) 186 Page - Renesas Technology Corp |
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186 / 818 page  Section 6 Bus Controller Rev.3.00 Mar. 26, 2007 Page 144 of 772 REJ09B0355-0300 Bit 5—External Address Enable (EAE): Selects whether addresses H'010000 to H'01FFFF are to be internal addresses or external addresses. This setting is invalid in normal mode. Bit 5 EAE Description 0 Addresses H'010000 to H'01FFFF are in on-chip ROM (H8S/2246 and H8S/2245) or a reserved area* (H8S/2244, H8S/2243, H8S/2242, and H8S/2241). 1 Addresses H'010000 to H'01FFFF are external addresses (external expansion mode) or a reserved area* (single-chip mode). (Initial value) Note: * Reserved areas should not be accessed. Bits 4 and 3—Reserved: Only 1 should be written to these bits. Bit 2—Area Partition Unit Select (ASS): Selects the area partition unit. Bit 2 ASS Description 0 Area partition unit is 128 kbytes (1 Mbit) 1 Area partition unit is 2 Mbytes (16 Mbits) (Initial value) Bit 1—Reserved: Only 0 should be written to this bit. Bit 0—WAIT Pin Enable (WAITE): Selects enabling or disabling of wait input by the WAIT pin. Bit 0 WAITE Description 0 Wait input by WAIT pin disabled. WAIT pin can be used as I/O port. (Initial value) 1 Wait input by WAIT pin enabled |
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