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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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AD5123 датащи(PDF) 23 Page - Analog Devices |
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AD5123 датащи(HTML) 23 Page - Analog Devices |
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23 / 28 page  Data Sheet AD5123/AD5143 Rev. B | Page 23 of 28 Table 15. Advance Commands Operation Truth Table Command Number Control Bits[DB15:DB12] Address Bits[DB11:DB8]1 Data Bits[DB7:DB0]1 Operation C3 C2 C1 C0 A3 A2 A1 A0 D7 D6 D5 D4 D3 D2 D1 D0 0 0 0 0 0 X X X X X X X X X X X X NOP: do nothing 1 0 0 0 1 A3 A2 A1 A0 D7 D6 D5 D4 D3 D2 D1 D0 Write contents of serial register data to RDAC 2 0 0 1 0 A3 A2 A1 A0 D7 D6 D5 D4 D3 D2 D1 D0 Write contents of serial register data to input register 3 0 0 1 1 X A2 A1 A0 X X X X X X D1 D0 Read back contents D1 D0 Data 0 0 Input register 0 1 EEPROM 1 0 Control register 1 1 RDAC 4 0 1 0 0 A3 A2 A1 A0 X X X X X X X 1 Linear RDAC increment 5 0 1 0 0 A3 A2 A1 A0 X X X X X X X 0 Linear RDAC decrement 6 0 1 0 1 A3 A2 A1 A0 X X X X X X X 1 +6 dB RDAC increment 7 0 1 0 1 A3 A2 A1 A0 X X X X X X X 0 −6 dB RDAC decrement 8 0 1 1 0 A3 A2 A1 A0 X X X X X X X X Copy input register to RDAC (software LRDAC) 9 0 1 1 1 0 0 A1 A0 X X X X X X X 1 Copy RDAC register to EEPROM 10 0 1 1 1 0 0 A1 A0 X X X X X X X 0 Copy EEPROM into RDAC 11 1 0 0 0 0 0 A1 A0 D7 D6 D5 D4 D3 D2 D1 D0 Write contents of serial register data to EEPROM 12 1 0 0 1 A3 A2 A1 A0 1 X X X X X X D0 Top scale D0 = 0; normal mode D0 = 1; shutdown mode 13 1 0 0 1 A3 A2 A1 A0 0 X X X X X X D0 Bottom scale D0 = 1; enter D0 = 0; exit 14 1 0 1 1 X X X X X X X X X X X X Software reset 15 1 1 0 0 A3 A2 A1 A0 X X X X X X X D0 Software shutdown D0 = 0; normal mode D0 = 1; device placed in shutdown mode 16 1 1 0 1 X X X X X X X X D3 D2 D1 D0 Copy serial register data to control register 1 X means don’t care. Table 16. Address Bits A3 A2 A1 A0 Potentiometer Mode Linear Gain Setting Mode Stored RDAC Memory Input Register RDAC Register Input Register RDAC Register 1 X1 X1 X1 All channels All channels All channels All channels Not applicable 0 0 0 0 RDAC1 RDAC1 RWB1 RWB1 RDAC1 0 1 0 0 Not applicable Not applicable RAW1 RAW1 Not applicable 0 0 0 1 RDAC2 RDAC2 RWB2 RWB2 RDAC2 0 1 0 1 Not applicable Not applicable RAW2 RAW2 Not applicable 0 0 1 0 RDAC3 RDAC3 RWB3 RWB3 RDAC3 0 1 1 0 Not applicable Not applicable RAW3 RAW3 Not applicable 0 0 1 1 RDAC4 RDAC4 RWB4 RWB4 RDAC4 0 1 1 1 Not applicable Not applicable RAW4 RAW4 Not applicable 1 X means don’t care. |
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