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CAT34C02 Fiches technique(PDF) 9 Page - ON Semiconductor |
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CAT34C02 Fiches technique(HTML) 9 Page - ON Semiconductor |
9 / 14 page CAT34C02 http://onsemi.com 9 Table 9. SWP COMMANDS WP PSWP RSWP X 1 XX No GND 0X 0 Yes X Yes X Yes Yes 0X 0 Yes X Yes X No No X0 X 1 Yes X GND GND 1 X 001 X No X GND GND 0 1 001 X No GND GND GND 0 0 0 0 1 0 Yes X Yes X Yes Yes GND GND 0 0 0 0 1 0 Yes X Yes X No No X GND GND 0 0 0 0 1 1 Yes X GND 1 X 011 X No GND GND 0 X 0 1 1 0 Yes X Yes X Yes Yes GND 0 X 0 1 1 0 Yes X Yes X No No X GND 0 X 0 1 1 1 Yes Set RSWP Clear RSWP 0110 Slave Address Set PSWP Action Control Pin Levels Flag State ACK ? Write Cycle ACK ? ACK ? Address Byte Data Byte b7 to b4 A2 A1 A0 b3 b2 b1 b0 (Note 12) (Note 13) A2 A1 A0 A2 A1 A0 A2 A1 A0 A2 A1 A0 A2 A1 A0 A2 A1 A0 A2 A1 A0 A2 A1 A0 VHV VHV VHV VHV VHV VHV VHV VHV VHV VCC VCC VCC VCC VCC VCC VCC 12.Here A2, A1 and A0 are either at VCC or GND. 13.1 stands for ‘Set’, 0 stands for ‘Not Set’, X stands for ‘don’t care’. BYTE ADDRESS SLAVE ADDRESS S A C K A C K DATA S T O P P BUS ACTIVITY: MASTER SDA LINE S T A R T X = Don’t Care X N O A C K or A C K Figure 14. Software Write Protect (Write) XX X X X X X X XX XX X X X SLAVE ADDRESS S N O A C K or A C K S T O P P BUS ACTIVITY: MASTER SDA LINE S T A R T Figure 15. Software Write Protect (Read) |
Numéro de pièce similaire - CAT34C02 |
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Description similaire - CAT34C02 |
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