Datasheet

ADS8634
ADS8638
www.ti.com SBAS541A –MAY 2011– REVISED AUGUST 2011
Table 14. Page 1 Register Map for the ADS8634
REGISTER
DEFAULT
REGISTER ADDRESS BIT 7 BIT 6 BIT 5 BIT 4 BIT 3 BIT 2 BIT 1 BIT 0
VALUE
(1)
BITS[15:9]
Alarm Threshold Registers
TLA MSB 00h 00h TLA Hysteresis[3:0] TLA[11:8]
TLA LSB 01h 00h TLA[7:0]
THA MSB 02h 00h THA Hysteresis[3:0] THA[11:8]
THA LSB 03h 00h THA[7:0]
Ch0LA MSB 04h 00h Ch0-LA Hysteresis[3:0] Ch0-LA[11:8]
Ch0LA LSB 05h 00h Ch0-LA[7:0]
Ch0HA MSB 06h 00h Ch0-HA Hysteresis[3:0] Ch0-HA[11:8]
Ch0HA LSB 07h 00h Ch0-HA[7:0]
No function 08h to 0Bh 00h X
(2)
X X X X X X X
Ch1LA MSB 0Ch 00h Ch1-LA Hysteresis[3:0] Ch1-LA[11:8]
Ch1LA LSB 0Dh 00h Ch1-LA[7:0]
Ch1 HA MSB 0Eh 00h Ch1-HA Hysteresis[3:0] Ch1-HA[11:8]
Ch1 HA LSB 0Fh 00h Ch1-HA[7:0]
No function 10h to 13h 00h X X X X X X X X
Ch2 LA MSB 14h 00h Ch2-LA Hysteresis[3:0] Ch2-LA[11:8]
Ch2 LA LSB 15h 00h Ch2-LA[7:0]
Ch2 HA MSB 16h 00h Ch2-HA Hysteresis[3:0] Ch2-HA[11:8]
Ch2 HA LSB 17h 00h Ch2-HA[7:0]
No function 18h to 1Bh 00h X X X X X X X X
Ch3 LA MSB 1Ch 00h Ch3-LA Hysteresis[3:0] Ch3-LA[11:8]
Ch3 LA LSB 1Dh 00h Ch3-LA[7:0]
Ch3 HA MSB 1Eh 00h Ch3-HA Hysteresis[3:0] Ch3-HA[11:8]
Ch3 HA LSB 1Fh 00h Ch3-HA[7:0]
No function 20h to 23h 00h X X X X X X X X
Page Selection Register
Page 7Fh 00h 0 0 0 0 0 0 0 Page Addr
(1) All registers are reset to the default values at power-on or at device reset using the register settings method.
(2) X = don't care.
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