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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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W49V002FAQ датащи(PDF) 27 Page - Winbond |
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W49V002FAQ датащи(HTML) 27 Page - Winbond |
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27 / 32 page  W49V002FA Publication Release Date: February 19, 2002 - 27 - Revision A2 Timing Waveforms for FWH Interface Mode, continued Chip Erase Timing Diagram Load Address "5555" in 7 Clocks Sync Internal erase start TAR 1 Clock X101b Load Data "10" in 2 Clocks 0001b Write the 6th command to the device in FWH mode. 0101b 0101b 0101b 0000b 1111b Tri-State 0000b Data Address FWH4 FWH[3:0] 1st Start CLK X101b 0101b 0101b 0101b 1010b 1010b FWH4 FWH[3:0] CLK FWH4 FWH[3:0] CLK FWH4 FWH[3:0] CLK Address Sync TAR Data Load Address "5555" in 7 Clocks 1 Clock 2 Clocks Load Data "AA" in 2 Clocks Write the 1st command to the device in FWH mode. Load Address "2AAA" in 7 Clocks 1 Clock 2 Clocks X010b 1010b 1010b 1010b Load Data "55" in 2 Clocks 0101b 0101b Write the 2nd command to the device in FWH mode. Load Address "5555" in 7 Clocks 1 Clock 2 Clocks X101b 0101b 0101b 0101b Load Data "80" in 2 Clocks 1000b 0000b Write the 3rd command to the device in FWH mode. Address Address Sync TAR Data Sync TAR Data 1111b Tri-State 0000b 1111b Tri-State 0000b 1111b Tri-State 0000b Load Address "5555" in 7 Clocks 1 Clock 2 Clocks X101b 0101b 0101b 0101b Load Data "AA" in 2 Clocks 1010b 1010b Write the 4th command to the device in FWH mode. Load Address "2AAA" in 7 Clocks 1 Clock 2 Clocks X010b 1010b 1010b 1010b Load Data "55" in 2 Clocks 0101b 0101b Write the 5th command to the device in FWH mode. Address Address Sync TAR Data Sync TAR Data 1111b Tri-State 0000b 1111b Tri-State 0000b FWH4 FWH[3:0] CLK FWH4 FWH[3:0] CLK 2 Clocks IDSEL 0000b 0000b 0000b 0000b 0000b 0000b M Size M Size M Size M Size M Size M Size XXXXb XXXXb XXXXb XXXXb XXXXb XXXXb XXXXb XXXXb XXXXb XXXXb XXXXb XXXXb XXXXb XXXXb XXXXb XXXXb XXXXb XXXXb Start next command 1 Clock 2 Clocks TAR 1111b Tri-State Start next command 1 Clock 2 Clocks TAR 1111b Tri-State Start next command 1 Clock 2 Clocks TAR 1111b Tri-State Start next command 1 Clock 2 Clocks TAR 1111b Tri-State Start next command 1 Clock 2 Clocks TAR 1111b Tri-State Internal erase start TAR 2 Clocks 1111b Tri-State 6th Start IDSEL 5th Start IDSEL 4th Start IDSEL 3th Start IDSEL 2th Start IDSEL 1 Clock 1 Clock 0000b 1110b 1 Clock 1 Clock 0000b 1110b 1 Clock 1 Clock 0000b 1110b 1 Clock 1 Clock 0000b 1110b 1 Clock 1 Clock 0000b 1110b 1 Clock 1 Clock 0000b 1110b #RESET #RESET #RESET #RESET #RESET #RESET |
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