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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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AT89C51ED2-RDTIM датащи(PDF) 115 Page - ATMEL Corporation |
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AT89C51ED2-RDTIM датащи(HTML) 115 Page - ATMEL Corporation |
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115 / 137 page  115 AT89C51RD2/ED2 4235E–8051–04/04 PROGRAM SSB 05h XXh DPH = 00h DPL = 00h 00h ACC = SSB value Set SSB level 1 DPH = 00h DPL = 01h Set SSB level 2 DPH = 00h DPL = 10h Set SSB level 0 DPH = 00h DPL = 11h Set SSB level 1 PROGRAM BSB 06h New BSB value 0000h XXh none Program boot status byte PROGRAM SBV 06h New SBV value 0001h XXh none Program software boot vector READ SSB 07h XXh 0000h XXh ACC = SSB Read Software Security Byte READ BSB 07h XXh 0001h XXh ACC = BSB Read Boot Status Byte READ SBV 07h XXh 0002h XXh ACC = SBV Read Software Boot Vector PROGRAM DATA PAGE 09h Number of byte to program Address of the first byte to program in the Flash memory Address in XRAM of the first data to program ACC = 0: DONE Program up to 128 bytes in user Flash. Remark: number of bytes to program is limited such as the Flash write remains in a single 128 bytes page. Hence, when ACC is 128, valid values of DPL are 00h, or, 80h. PROGRAM X2 FUSE 0Ah Fuse value 00h or 01h 0008h XXh none Program X2 fuse bit with ACC PROGRAM BLJB FUSE 0Ah Fuse value 00h or 01h 0004h XXh none Program BLJB fuse bit with ACC READ HSB 0Bh XXh XXXXh XXh ACC = HSB Read Hardware Byte READ BOOT ID1 0Eh XXh DPL = 00h XXh ACC = ID1 Read boot ID1 READ BOOT ID2 0Eh XXh DPL = 01h XXh ACC = ID2 Read boot ID2 READ BOOT VERSION 0Fh XXh XXXXh XXh ACC = Boot_Version Read bootloader version Table 76. API Call Summary (Continued) Command R1 A DPTR0 DPTR1 Returned Value Command Effect |
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