XE8805 SEMTECH [Semtech Corporation], XE8805 Datasheet - Page 89

• Manufacturer Part Number: XE8805
• Description: Data Acquisition MCU
• Manufacturer: SEMTECH [Semtech Corporation]

© Semtech 2006
pos.
pos.
pos.
pos.
pos.
7:6
5:4
3:0
7:6
5:4
3:0
7:0
7:0
6:5
4:2
7
1
0
RegAcCfg2
RegAcOutLsb
RegAcOutMsb
RegAcCfg0
RegAcCfg1
PGA2_OFFSET[3:0]
SET_NELCONV[1:0]
IB_AMP_ADC[1:0]
IB_AMP_PGA[1:0]
PGA2_GAIN[1:0]
SET_OSR[2:0]
ENABLE[3:0]
Out[15:8]
reserved
FIN[1:0]
Out[7:0]
CONT
Start
rw
r w
r w
r w
rw
r
rw
r
rw
w r0
r w
r w
r w
r w
rw
r w
r w
r w
reset
00 resetsystem
00 resetsystem
0000
resetsystem
reset
reset
reset
0 resetsystem
010 resetsystem
0 resetsystem
0 resetsystem
reset
11 resetsystem
11 resetsystem
0000
resetsystem
01 resetsystem
register name
RegAcOutLsb
RegAcOutMsb
RegAcCfg0
RegAcCfg1
RegAcCfg2
RegAcCfg3
RegAcCfg4
RegAcCfg5
resetsystem
resetsystem
Table 16-3: RegAcOutMsb
00000000
00000000
Table 16-2: RegAcOutLsb
Table 16-1: AC registers
Table 16-4: RegAcCfg0
Table 16-5: RegAcCfg1
Table 16-6: RegAcCfg2
16-3
description
description
description
description
description
Enables the different PGA stages and the ADC
sets the oversampling rate of an elementary
sets the number of elementary conversions
Bias current selection of the ADC converter
Bias current selection of the PGA stages
Sampling frequency selection
continuous conversion mode
PGA2 stage offset selection
PGA2 stage gain selection
LSB of the output code
MSB of the output code
starts a conversion
conversion
XE8805/05A
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