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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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AT90LS4433-4AI датащи(PDF) 96 Page - ATMEL Corporation |
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AT90LS4433-4AI датащи(HTML) 96 Page - ATMEL Corporation |
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96 / 126 page  96 AT90S/LS4433 1042H–AVR–04/03 Note: 1. The signature bytes are not readable in lock mode 3, i.e., both Lock bits programmed. a = address high bits b = address low bits H = 0 – Low Byte, 1 – High Byte o = data out i = data in x = don’t care 1 = Lock bit 1 2 = Lock bit 2 3 = CKSEL0 Fuse 4 = CKSEL1 Fuse 5 = CKSEL2 Fuse 6 = BODEN Fuse 7 = BODLEVEL Fuse 8 = SPIEN Fuse Table 35. Serial Programming Instruction Set Instruction Instruction Format Operation Byte 1 Byte 2 Byte 3 Byte4 Programming Enable 1010 1100 0101 0011 xxxx xxxx xxxx xxxx Enable Serial Programming while RESET is low. Chip Erase 1010 1100 100x xxxx xxxx xxxx xxxx xxxx Chip Erase Flash and EEPROM memory arrays. Read Program Memory 0010 H000 xxxx xaaa bbbb bbbb oooo oooo Read H (high or low) data o from program memory at word address a:b. Write Program Memory 0100 H000 xxxx xaaa bbbb bbbb iiii iiii Write H (high or low) data i to program memory at word address a:b. Read EEPROM Memory 1010 0000 xxxx xxxx bbbb bbbb oooo oooo Read data o from EEPROM memory at address a:b. Write EEPROM Memory 1100 0000 xxxx xxxx bbbb bbbb iiii iiii Write data i to EEPROM memory at address a:b. Write Lock Bits 1010 1100 1111 1211 xxxx xxxx xxxx xxxx Write Lock bits. Set bits 1,2= “0” to program Lock bits. Read Lock Bits 0101 1000 xxxx xxxx xxxx xxxx xxxx x21x Read Lock bits. “0” = programmed, “1” = unprogrammed. Read Sigature Bytes 0011 0000 xxxx xxxx xxxx xxbb oooo oooo Read signature byte o at address b.(1) Write Fuse Bits 1010 1100 1017 6543 xxxx xxxx xxxx xxxx Set bits 7 - 3 = “0” to program, “1” to unprogram. Read Fuse Bits 0101 0000 xxxx xxxx xxxx xxxx xx87 6543 Read Fuse bits. “0” = programmed, “1” = unprogrammed. |
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