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PIC24F16KA102 데이터시트(PDF) 43 Page - Microchip Technology |
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PIC24F16KA102 데이터시트(HTML) 43 Page - Microchip Technology |
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43 / 48 page ![]() PIC24FXXKAXXX © 2008 Microchip Technology Inc. Advance Information DS39919A-page 43 TABLE 5-6: READING EXECUTIVE MEMORY Command (Binary) Data (Hex) Description Step 1: Exit the Reset vector. 0000 0000 0000 000000 040200 000000 NOP GOTO 0x200 NOP Step 2: Initialize TBLPAG and the Read Pointer (W6) for TBLRD instruction. 0000 0000 0000 200800 880190 EB0300 MOV #0x80, W0 MOV W0, TBLPAG CLR W6 Step 3: Initialize the Write Pointer (W7) to point to the VISI register. 0000 0000 207847 000000 MOV #VISI, W7 NOP Step 4: Read and clock out the contents of the next two locations of the executive memory through the VISI register using the REGOUT command. 0000 0000 0000 0001 0000 0000 0000 0000 0000 0000 0000 0001 0000 0000 0000 0000 0001 0000 BA1B96 000000 000000 <VISI> 000000 BADBB6 000000 000000 BAD3D6 000000 000000 <VISI> 000000 BA0BB6 000000 000000 <VISI> 000000 TBLRDL [W6], [W7] NOP NOP Clock out contents of VISI register. NOP TBLRDH [W6++], [W7] NOP NOP TBLRDH.B [++W6], [W7--] NOP NOP Clock out contents of VISI register. NOP TBLRDL [W6++], [W7] NOP NOP Clock out contents of VISI register. NOP Step 5: Reset the device internal PC. 0000 0000 040200 000000 GOTO 0x200 NOP Step 6: Repeat Steps 4 and 5 until the entire executive memory is read. |
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