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HCS410 数据表(PDF) 17 Page - Microchip Technology |
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HCS410 数据表(HTML) 17 Page - Microchip Technology |
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17 / 36 page ![]() HCS410 © 1997 Microchip Technology Inc. Preliminary DS40158C-page 17 2.5 IFF Opcodes TABLE 2-4: LIST OF IFF COMMANDS Command Description Expected data In Response 00000 Select HCS410, used if Anticolli- sion enabled 1 to 32 bits of the serial number (SER) Encoder select acknowledge if SER match 00001 Read configuration word None 16-bit configuration word 00010 Read high serial number None Higher 16 bits of serial number (SER1) 00011 Read low serial number None Lower 16 bits of serial number (SER0) 00100 Read user area 0 None 16 Bits of User EEPROM USR0 00101 Read user area 1 None 16 Bits of User EEPROM USR1 00110 Read user area 2 None 16 Bits of User EEPROM USR2 00111 Read user area 3 None 16 Bits of User EEPROM USR3 01000 Program HCS410 EEPROM Transport code (32 bits); Com- plete memory map: 18 x 16 bit words (288 bits) Write acknowledge pulse after each 16-bit word, 288 bits trans- mitted in 18 bursts of 16-bit words 01001 Write configuration word Transport code (32 bits); 16 Bit configuration word Write acknowledge pulse 01010 Write high serial number Transport code (32 bits); Higher 16 bits of serial number (SER1) Write acknowledge pulse 01011 Write low serial number Transport code (32 bits); Lower 16 bits of serial number (SER0) Write acknowledge pulse 01100 Write user area 0 16 Bits of User EEPROM USR0 Write acknowledge pulse 01101 Write user area 1 16 Bits of User EEPROM USR1 Write acknowledge pulse 01110 Write user area 2 16 Bits of User EEPROM USR2 Write acknowledge pulse 01111 Write user area 3 16 Bits of User EEPROM USR3 Write acknowledge pulse 1X000 IFF1 using key-1 and IFF algorithm 32-Bit Challenge 32 Bit Response 1X001 IFF1 using key-1 and HOP algorithm 32-Bit Challenge 32 Bit Response 1X100 IFF2 32-bit using key-2 and IFF algorithm 32-Bit Challenge 32 Bit Response 1X101 IFF2 32-bit using key-2 and HOP algorithm 32-Bit Challenge 32 Bit Response |
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