ADS1218_14 Datasheet, PDF (36/45 Pages) Texas Instruments – 8-Channel, 24-Bit ANALOG-TO-DIGITAL CONVERTER with FLASH Memory

ADS1218
SBAS187C – SEPTEMBER 2001 – REVISED SEPTEMBER 2005
WAKEUP
Description: Use this command to wake up from sleep mode.
Operands: None
Bytes: 1
Encoding: 1111 1011
Data Transfer Sequence:
D_IN 1111 1011
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Wakeup From Sleep Mode
RESET
Reset Registers
Description: Copy the contents of Flash memory page 0 to the registers. This command will also stop the Read
Continuous mode.
Operands: None
Bytes: 1
Encoding: 1111 1110
Data Transfer Sequence:
D_IN 1111 1110
Table 4. ADS1218 Command Map
MSB
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
1101
1110
1111
LSB
0000 0001 0010 0011 0100 0101 0110 0111 1000 1001 1010 1011 1100 1101 1110 1111
x ⁽¹⁾
rdata
x
rdatac
x
x
x
x
x
x
x
x
x
x
x
stopc
rreg 0 rreg 1 rreg 2 rreg 3 rreg 4 rreg 5 rreg 6 rreg 7 rreg 8 rreg 9 rreg A rreg B rreg C rreg D rreg E rreg F
rram 0 rram 1 rram 2 rram 3 rram 4 rram 5 rram 6 rram 7 x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
creg 0 creg 1 creg 2 creg 3 creg 4 creg 5 creg 6 creg 7 crega
x
x
x
x
x
x
x
wreg 0 wreg 1 wreg 2 wreg 3 wreg 4 wreg 5 wreg 6 wreg 7 wreg 8 wreg 9 wreg A wreg B wreg C wreg D wreg E wreg F
wram 0 wram 1 wram 2 wram 3 wram 4 wram 5 wram 6 wram 7 x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
rf2r 0 rf2r 1 rf2r 2 rf2r 3 rf2r 4 rf2r 5 rf2r 6 rf2r 7 rf2r 8 rf2r 9 rf2r A rf2r B rf2r C rf2r D rf2r E rf2r F
rf2r 10 rf2r 11 rf2r 12 rf2r 13 rf2r 14 rf2r 15 rf2r 16 rf2r 17 rf2r 18 rf2r 19 rf2r 1A rf2r 1B rf2r 1C rf2r 1D rf2r 1E rf2r 1F
wr2f 0 wr2f 1 wr2f 2 wr2f 3 wr2f 4 wr2f 5 wr2f 6 wr2f 7 wr2f 8 wr2f 9 wr2f A wr2f B wr2f C wr2f D wr2f E wr2f F
wr2f 10 wr2f 11 wr2f 12 wr2f 13 wr2f 14 wr2f 15 wr2f 16 wr2f 17 wr2f 18 wr2f 19 wr2f wr2f wr2f wr2f wr2f wr2f 1F
1A
1B
1C
1D
1E
cram 0 cram 1 cram 2 cram 3 cram 4 cram 5 cram 6 cram 7 x
x
x
x
x
x
x
x
csramx csramx csramx csramx csramx csramx csramx csramx csramx x
x
x
x
x
x
csreg
0
1
2
3
4
5
6
7
csram csram csram2 csram csram csram csram csram csramx x
x
x
csfl
x
x
x
0
1
3
4
5
6
7
self cal self
self
sys
sys
x
x
x
x
x
x
x
dsync sleep reset
x
ocal gcal ocal gcal
(1) x = Reserved
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