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COMBOSMARTMETER Datasheet(PDF) 37 Page - Texas Instruments |
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COMBOSMARTMETER Datasheet(HTML) 37 Page - Texas Instruments |
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37 / 60 page  ADS131E04 ADS131E06 ADS131E08 www.ti.com SBAS561A – JUNE 2012 – REVISED APRIL 2013 REGISTER MAP Table 10 describes the various ADS131E0x registers. Table 10. Register Assignments(1) RESET VALUE ADDRESS REGISTER (Hex) BIT 7 BIT 6 BIT 5 BIT 4 BIT 3 BIT 2 BIT 1 BIT 0 Device Settings (Read-Only Registers) 00h ID xx REV_ID2 REV_ID1 REV_ID0 1 0 0 NU_CH2 NU_CH1 Global Settings Across Channels 01h CONFIG1 91 1 DAISY_IN CLK_EN 1 0 DR2 DR1 DR0 02h CONFIG2 E0 1 1 1 INT_TEST 0 TEST_AMP0 TEST_FREQ1 TEST_FREQ0 03h CONFIG3 40 PDB_REFBUF 1 VREF_4V 0 OPAMP_REF PDB_OPAMP 0 0 04h FAULT 00 COMP_TH2 COMP_TH1 COMP_TH0 0 0 0 0 0 Channel-Specific Settings 05h CH1SET 10 PD1 GAIN12 GAIN11 GAIN10 0 MUX12 MUX11 MUX10 06h CH2SET 10 PD2 GAIN22 GAIN21 GAIN20 0 MUX22 MUX21 MUX20 07h CH3SET 10 PD3 GAIN32 GAIN31 GAIN30 0 MUX32 MUX31 MUX30 08h CH4SET 10 PD4 GAIN42 GAIN41 GAIN40 0 MUX42 MUX41 MUX40 09h CH5SET 10 PD5 GAIN52 GAIN51 GAIN50 0 MUX52 MUX51 MUX50 0Ah CH6SET 10 PD6 GAIN62 GAIN61 GAIN60 0 MUX62 MUX61 MUX60 0Bh CH7SET 10 PD7 GAIN72 GAIN71 GAIN70 0 MUX72 MUX71 MUX70 0Ch CH8SET 10 PD8 GAIN82 GAIN81 GAIN80 0 MUX82 MUX81 MUX80 Fault Detect Status Registers (Read-Only Registers) 12h FAULT_STATP 00 IN8P_FAULT IN7P_FAULT IN6P_FAULT IN5P_FAULT IN4P_FAULT IN3P_FAULT IN2P_FAULT IN1P_FAULT 13h FAULT_STATN 00 IN8N_FAULT IN7N_FAULT IN6N_FAULT IN5N_FAULT IN4N_FAULT IN3N_FAULT IN2N_FAULT IN1N_FAULT GPIO and Other Registers 14h GPIO 0F GPIOD4 GPIOD3 GPIOD2 GPIOD1 GPIOC4 GPIOC3 GPIOC2 GPIOC1 (1) Registers 0Dh, 0Eh, 0Fh, 10h, and 11h must be written to all 0's. User Register Description ID: ID Control Register (Factory-Programmed, Read-Only) Address = 00h BIT 7 BIT 6 BIT 5 BIT 4 BIT 3 BIT 2 BIT 1 BIT 0 REV_ID2 REV_ID1 REV_ID0 1 0 0 NU_CH2 NU_CH1 This register is programmed during device manufacture to indicate device characteristics. Bits[7:5] REV_ID[2:0]: Device family identification These bits indicate the device family. 000, 001, 010, 011, 100, 101 = Reserved 110 = ADS131E08 111 = Reserved Bit 4 Must be set to '1' This bit reads high. Bits[3:2] Must be set to '0' These bits read low. Bits[1:0] NU_CH[2:1]: Factory-programmed device identification bits (read-only) These bits indicate the device version. 00 = 4-channel device 01 = 6-channel device 10 = 8-channel device 11 = Reserved Copyright © 2012–2013, Texas Instruments Incorporated Submit Documentation Feedback 37 Product Folder Links: ADS131E04 ADS131E06 ADS131E08 |
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