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ADS1294 Datasheet(PDF) 45 Page - Texas Instruments

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Part # ADS1294
Description  Low-Power, 8-Channel, 24-Bit Analog Front-End for Biopotential Measurements
PDF  88 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

ADS1294 Datasheet(HTML) 45 Page - Texas Instruments

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ADS1294, ADS1294R
ADS1296, ADS1296R
ADS1298, ADS1298R
www.ti.com
SBAS459H
– JANUARY 2010 – REVISED OCTOBER 2011
REGISTER MAP
Table 12 lists the various ADS129x registers.
Table 12. Register Assignments
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
DEV_ID7
DEV_ID6
DEV_ID5
1
0
DEV_ID2
DEV_ID1
DEV_ID0
Global Settings Across Channels
01h
CONFIG1
06
HR
DAISY_EN
CLK_EN
0
0
DR2
DR1
DR0
02h
CONFIG2
40
0
0
WCT_CHOP
INT_TEST
0
TEST_AMP
TEST_FREQ1
TEST_FREQ0
RLD_LOFF_
03h
CONFIG3
40
PD_REFBUF
1
VREF_4V
RLD_MEAS
RLDREF_INT
PD_RLD
RLD_STAT
SENS
VLEAD_OFF_
04h
LOFF
00
COMP_TH2
COMP_TH1
COMP_TH0
ILEAD_OFF1
ILEAD_OFF0
FLEAD_OFF1
FLEAD_OFF0
EN
Channel-Specific Settings
05h
CH1SET
00
PD1
GAIN12
GAIN11
GAIN10
0
MUXn2
MUXn1
MUXn0
06h
CH2SET
00
PD2
GAIN22
GAIN21
GAIN20
0
MUX22
MUX21
MUX20
07h
CH3SET
00
PD3
GAIN32
GAIN31
GAIN30
0
MUX32
MUX31
MUX30
08h
CH4SET
00
PD4
GAIN42
GAIN41
GAIN40
0
MUX42
MUX41
MUX40
09h
CH5SET
(1)
00
PD5
GAIN52
GAIN51
GAIN50
0
MUX52
MUX51
MUX50
0Ah
CH6SET
(1)
00
PD6
GAIN62
GAIN61
GAIN60
0
MUX62
MUX61
MUX60
0Bh
CH7SET
(1)
00
PD7
GAIN72
GAIN71
GAIN70
0
MUX72
MUX71
MUX70
0Ch
CH8SET
(1)
00
PD8
GAIN82
GAIN81
GAIN80
0
MUX82
MUX81
MUX80
0Dh
RLD_SENSP
(2)
00
RLD8P
(1)
RLD7P
(1)
RLD6P
(1)
RLD5P
(1)
RLD4P
RLD3P
RLD2P
RLD1P
0Eh
RLD_SENSN
(2)
00
RLD8N
(1)
RLD7N
(1)
RLD6N
(1)
RLD5N
(1)
RLD4N
RLD3N
RLD2N
RLD1N
0Fh
LOFF_SENSP
(2)
00
LOFF8P
LOFF7P
LOFF6P
LOFF5P
LOFF4P
LOFF3P
LOFF2P
LOFF1P
10h
LOFF_SENSN
(2)
00
LOFF8N
LOFF7N
LOFF6N
LOFF5N
LOFF4N
LOFF3N
LOFF2N
LOFF1N
11h
LOFF_FLIP
00
LOFF_FLIP8
LOFF_FLIP7
LOFF_FLIP6
LOFF_FLIP5
LOFF_FLIP4
LOFF_FLIP3
LOFF_FLIP2
LOFF_FLIP1
Lead-Off Status Registers (Read-Only Registers)
12h
LOFF_STATP
00
IN8P_OFF
IN7P_OFF
IN6P_OFF
IN5P_OFF
IN4P_OFF
IN3P_OFF
IN2P_OFF
IN1P_OFF
13h
LOFF_STATN
00
IN8N_OFF
IN7N_OFF
IN6N_OFF
IN5N_OFF
IN4N_OFF
IN3N_OFF
IN2N_OFF
IN1N_OFF
GPIO and OTHER Registers
14h
GPIO
0F
GPIOD4
GPIOD3
GPIOD2
GPIOD1
GPIOC4
GPIOC3
GPIOC2
GPIOC1
15h
PACE
00
0
0
0
PACEE1
PACEE0
PACEO1
PACEO0
PD_PACE
RESP_
RESP_MOD_
16h
RESP
00
1
RESP_PH2
RESP_PH1
RESP_PH0
RESP_CTRL1
RESP_CTRL0
DEMOD_EN1
EN1
SINGLE_
WCT_TO_
PD_LOFF_
17h
CONFIG4
00
RESP_FREQ2
RESP_FREQ1
RESP_FREQ0
0
0
SHOT
RLD
COMP
18h
WCT1
00
aVF_CH6
aVL_CH5
aVR_CH7
avR_CH4
PD_WCTA
WCTA2
WCTA1
WCTA0
19h
WCT2
00
PD_WCTC
PD_WCTB
WCTB2
WCTB1
WCTB0
WCTC2
WCTC1
WCTC0
(1)
CH5SET and CH6SET are not available for the ADS1294/4R. CH7SET and CH8SET registers are not available for the ADS1294/4R
and ADS1296/6R.
(2)
The RLD_SENSP, PACE_SENSP, LOFF_SENSP, LOFF_SENSN, and LOFF_FLIP registers bits[5:4] are not available for the
ADS1294/4R. Bits[7:6] are not available for the ADS1294/6/4R/6R.
Copyright
© 2010–2011, Texas Instruments Incorporated
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Product Folder Link(s): ADS1294 ADS1294R ADS1296 ADS1296R ADS1298 ADS1298R



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