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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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ATmega32HVB датащи(PDF) 220 Page - ATMEL Corporation |
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ATmega32HVB датащи(HTML) 220 Page - ATMEL Corporation |
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220 / 273 page  220 8042A–AVR–07/09 ATmega16HVB/32HVB H. Program Page 1. Give WR a negative pulse. This starts programming of the entire page of data. RDY/BSY goes low. 2. Wait until RDY/BSY goes high (See Figure 30-5 for signal waveforms). I. Repeat B through H until the entire Flash is programmed or until all data has been programmed. J. End Page Programming 1. 1. Set XA1, XA0 to “10”. This enables command loading. 2. Set DATA to “0000 0000”. This is the command for No Operation. 3. Give XTAL1 a positive pulse. This loads the command, and the internal write signals are reset. Figure 30-4. Addressing the Flash Which is Organized in Pages (1) Note: 1. PCPAGE and PCWORD are listed in Table 30-7 on page 211. PROGRAM MEMORY WORD ADDRESS WITHIN A PAGE PAGE ADDRESS WITHIN THE FLASH INSTRUCTION WORD PAGE PCWORD[PAGEMSB:0]: 00 01 02 PAGEEND PAGE PCWORD PCPAGE PCMSB PAGEMSB PROGRAM COUNTER |
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