| 전자부품 데이터시트 검색엔진 |
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PIC24F16KA102 데이터시트(PDF) 52 Page - Microchip Technology |
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PIC24F16KA102 데이터시트(HTML) 52 Page - Microchip Technology |
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52 / 278 page ![]() PIC24F16KA102 FAMILY DS39927C-page 52 2008-2011 Microchip Technology Inc. REGISTER 6-1: NVMCON: NONVOLATILE MEMORY CONTROL REGISTER R/S-0, HC R/W-0 R/W-0 R/W-0 U-0 U-0 U-0 U-0 WR WREN WRERR PGMONLY — — — — bit 15 bit 8 U-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 — ERASE NVMOP5 NVMOP4 NVMOP3 NVMOP2 NVMOP1 NVMOP0 bit 7 bit 0 Legend: U = Unimplemented bit, read as ‘0’ R = Readable bit W = Writable bit S = Settable bit HC = Hardware Clearable bit -n = Value at POR ‘1’ = Bit is set ‘0’ = Bit is cleared x = Bit is unknown bit 15 WR: Write Control bit (program or erase) 1 = Initiates a data EEPROM erase or write cycle (can be set but not cleared in software) 0 = Write cycle is complete (cleared automatically by hardware) bit 14 WREN: Write Enable bit (erase or program) 1 = Enable an erase or program operation 0 = No operation allowed (device clears this bit on completion of the write/erase operation) bit 13 WRERR: Flash Error Flag bit 1 = A write operation is prematurely terminated (any MCLR or WDT Reset during programming operation) 0 = The write operation completed successfully bit 12 PGMONLY: Program Only Enable bit 1 = Write operation is executed without erasing target address(es) first 0 = Automatic erase-before-write: write operations are preceded automatically by an erase of target address(es) bit 11-7 Unimplemented: Read as ‘0’ bit 6 ERASE: Erase Operation Select bit 1 = Perform an erase operation when WR is set 0 = Perform a write operation when WR is set bit 5-0 NVMOP<5:0>: Programming Operation Command Byte bits Erase Operations (when ERASE bit is ‘1’): 011010 = Erase 8 words 011001 = Erase 4 words 011000 = Erase 1 word 0100xx = Erase entire data EEPROM Programming Operations (when ERASE bit is ‘0’): 001xx = Write 1 word |
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