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LM98722CCMT/NOPB Datasheet(PDF) 89 Page - Texas Instruments |
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LM98722CCMT/NOPB Datasheet(HTML) 89 Page - Texas Instruments |
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89 / 150 page ![]() SCLK SDO SEN SDI 1 CE 1 CE 0 A4 A3 A2 A1 A0 DI [7] DI [6] DI [5] DI [4] DI [3] DI [2] DI [1] DI [0] X (R) 9 n 1 Previously addressed slave outputting register contents from last command. DO [7] DO [6] DO [5] DO [4] DO [3] DO [2] DO [1] DO [0] DO [7] DO [6] DO [5] DO [4] DO [3] DO [2] DO [1] DO [0] n-15 X X X X X X X X X X X Master issues “read” bit (1), 2 “chip enable” bits (00, 01 or 10), five bit register address, and eight “don’t care” bits. Register contents are not altered. Only final 16 bits of SDI data before rising edge of /SEN are processed. Device outputting register contents addressed in read command. SCLK SDO SEN SDI Master issues “write” bit (0), 2 “chip enable” bits (00, 01 or 10), five bit register address, and eight bit register value to be written. Only final 16 bits of SDI data before rising edge of /SEN are processed. 0 CE 1 CE 0 A4 A3 A2 A1 A0 DI [7] DI [6] DI [5] DI [4] DI [3] DI [2] DI [1] DI [0] X (W) Device outputting register contents from this write command if MCLK is present. If MCLK is not present, no data output will occur. 9 n 1 Previously addressed slave outputting register contents from last command. DO [7] DO [6] DO [5] DO [4] DO [3] DO [2] DO [1] DO [0] DO [7] DO [6] DO [5] DO [4] DO [3] DO [2] DO [1] DO [0] n-15 X X X X X X X X X X X LM98722 www.ti.com SNAS487B – SEPTEMBER 2009 – REVISED MARCH 2015 Figure 62. Serial Write - 4 Wire Connection - 16+ Clock Mode Figure 63. Serial Read - 4 Wire Connection - 16+ Clock Mode Copyright © 2009–2015, Texas Instruments Incorporated Submit Documentation Feedback 89 Product Folder Links: LM98722 |
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