XE8000EV121 Semtech, XE8000EV121 Datasheet - Page 30

• Manufacturer Part Number: XE8000EV121
• Description: BOARD EVAL FOR SX8723/24
• Manufacturer: Semtech

Specifications of XE8000EV121

• Main Purpose: Interface, Sensor to ADC Interface, Programmable
• Embedded: No
• Utilized Ic / Part: SX8723, SX8724, SX8725
• Primary Attributes: Signal Conditioning for Bridge-Type Sensors
• Secondary Attributes: GUI, Up to 16-Bit, Programmable Gain of 1/12 ~ 1000, I2C Interface
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ADVANCED COMMUNICATIONS & SENSING
ZADC Registers
V1.8 © 2009 Semtech Corp.
Bit
7:0
Bit
7:0
7
6:5
4:2
1
0
Bit
7:6
5:4
3:0
Bit
7:6
5:4
3:0
Bit
7
6:0
7
6:0
7
6
5:1
0
Bit
Bit
Bit
OUT[7:0]
OUT[15:8]
IB_AMP_ADC[1:0]
IB_AMP_PGA[1:0]
ENABLE[3:0]
FIN[1:0]
PGA2_GAIN[1:0]
PGA2_OFFSET[3:0]
PGA1_GAIN
PGA3_GAIN[6:0]
-
PGA3_OFFSET[6:0]
BUSY
DEF
AMUX[4:0]
VMUX
START
SET_NELC[1:0]
SET_OSR[2:0]
CONT
-
Name
Name
Name
Name
Name
Name
Name
Name
rw
rw
rw
rw
rw
r
rw
rw
rw
rw
rw
rw
rw
Mode
r
r
rw
rw
rw
rw
r
Mode
Mode
Mode
Mode
Mode
Mode
Mode
00
00
0000
0
0
00000
0
11
11
0000
0
0001100
0000000
00000000
00000000
0
01
010
0
0
Table 22 - RegACOutMsb (0x51)
Table 21 - RegACOutLsb (0x50)
Table 23 - RegACCfg0 (0x52)
Table 24 - RegACCfg1 (0x53)
Reset
Table 25 - RegACCfg2 (0x54)
Table 26 - RegACCfg3 (0x55)
Table 27 - RegACCfg4 (0x56)
Table 28 - RegACCfg5 (0x57)
ZoomingADC™ for Pressure and Temperature Sensing
Reset
Reset
Reset
Reset
Reset
Reset
Reset
PGA3 offset selection
LSB of the ADC result
MSB of the ADC result
Starts an ADC conversion
Sets the number of elementary conversions
Sets the ADC over-sampling rate
Sets continuos ADC conversion mode
unused
PGA1 gain selection
PGA3 gain selection
ADC activity flag
Selects ADC & PGA default configuration
Input channel configuration selector
Reference source selector (V
Bias current selection for the ADC
Bias current selection for the PGA
ADC and PGA stage enables
ADC Sampling Frequency selection
PGA2 gain selection
PGA2 offset selection
30
Description
BATT
Description
Description
Description
Description
Description
Description
Description
= 0 or V
REF
= 1)
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SX8725