AK8999AW Datasheet, PDF (46/68 Pages) Asahi Kasei Microsystems – Pressure Sensor Control IC

CONFIDENTIAL
[AK8999A/AW/AD]
5) Register Map
5.1) EEPROM Map
Name
Content
OCR
SCR
Offset voltage coarse adj.
Output span voltage coarse adj.
OCF Offset voltage fine adj.
SC
OTS
STS
LVS
OTP
OTN
STP
STN
Output span voltage adj.
Offset voltage temp. drift adj.
Sens. temp. drift adj. (MSB)
Output ref. voltage adj. (MSB)
Offset voltage temp. drift adj.
(High temp. side)
Offset voltage temp. drift adj.
(Low temp. side)
Sens. temp. drift adj.
(High temp. side)
Sens. temp. drift adj.
(Low temp. side)
LV Output ref. voltage adj.
PTH1 Pressure threshold detector 1
PTH2 Pressure threshold detector 2
Address
(hex)
00h
01h
02h
D7
ESCR[0]
0
EOCF[7]
0
ESC[7]
0
03h
EOTP[7]
04h
0
EOTN[7]
05h
0
ESTP[7]
06h
0
ESTN[7]
07h
0
ELV[7]
08h
0
EINV1[0]
09h
0
EINV2[0]
0Ah
0
HYS1 Pressure threshold detector
HYS2 comparator hysteresis voltage adj.
0Bh
ING Input gain adj.
MM1 Meas. mode1
MM2 Meas. mode2
VREF
IREF
Note1)
OSC
VTMP
Note1)
VTMP
Note1)
VREF voltage adj.
IREF current adj.
OSC frequency adj.
VTMP coasce adlj.
VTMP fine adj.
UE User-writable data
MM3 Control register access setup
0Ch
EVPN[0]
0Dh
0
0Eh
EIR[3]
0Fh
0
10h
11h
12h
13h –
1Ch
1Dh
EUE[7]
0
EWE EEPROM Write Enable
AW EEPROM batch write mode
1Eh
EAW[7]
1Fh
D6
dummy
0
EOCF[6]
0
ESC[6]
0
EOTP[6]
0
EOTN[6]
0
ESTP[6]
0
ESTN[6]
0
ELV[6]
0
EINE1[0]
0
EINE2[0]
0
ETMP[1]
0
EIR[2]
0
ETM[8]
0
EUE[6]
0
EAW[6]
D5
dummy
0
EOCF[5]
0
ESC[5]
0
EOTP[5]
0
EOTN[5]
0
ESTP[5]
0
ESTN[5]
0
ELV[5]
0
EIN1L[0]
0
EIN2L[0]
0
ETMP[0]
0
EIR[1]
0
ETM[7]
0
ETM[5]
0
EUE[5]
0
Data
D4
D3
dummy
EOCR[3]
0
0
EOCF[4] EOCF[3]
0
0
ESC[4]
ESC[3]
0
0
ELV[8]
ESTN[8]
0
0
EOTP[4] EOTP[3]
0
0
EOTN[4] EOTN[3]
0
0
ESTP[4]
ESTP[3]
0
0
ESTN[4] ESTN[3]
0
0
ELV[4]
ELV[3]
0
0
EPT1[4]
EPT1[3]
0
0
EPT2[4]
EPT2[3]
0
0
EPTH1[0] EHYS2[1]
0
EIG[4]
0
ESCF[1]
0
0
EIG[3]
0
ESCF[0]
0
EIR[0]
0
ETM[6]
0
ETM[4]
0
EUE[4]
0
EFR[3]
0
ETM[3]
0
EUE[3]
0
D2
EOCR[2]
0
EOCF[2]
0
ESC[2]
0
ESTP[8]
0
EOTP[2]
0
EOTN[2]
0
ESTP[2]
0
ESTN[2]
0
ELV[2]
0
EPT1[2]
0
EPT2[2]
0
EHYS2[0]
0
EIG[2]
0
EVD[1]
0
EVR[2]
0
EFR[2]
0
ETM[2]
0
EUE[2]
0
D1
EOCR[1]
0
ECCF[1]
0
ESC[1]
0
EOTN[8]
0
EOTP[1]
0
EOTN[1]
0
ESTP[1]
0
ESTN[1]
0
ELV[1]
0
D0
EOCR[0]
0
EOCF[0]
0
ESC[0]
0
EOT[8]
0
EOTP[0]
0
EOTN[0]
0
ESTP[0]
0
ESTN[0]
0
ELV[0]
0
EPT1[1]
EPT1[0]
0
0
EPT2[1]
EPT2[0]
0
0
EHYS1[1] EHYS1[0]
0
EIG[1]
0
EVD[0]
0
EVOUT[1]
0
EVR[1]
0
EFR[1]
0
ETM[1]
0
EUE[1]
0
0
EIG[0]
0
ESF[0]
0
EVOUT[0]
0
EVR[0]
0
EFR[0]
0
ETM[0]
0
EUE[0]
0
EAW[5]
EAW [4]
EAW[3]
EAW[2]
EAW[1]
ETST[0]
0
EWE[0]
0
EAW[0]
Note)
Note1)
Lower line of each data represents the factory settings written to EEPROM.
Access to the reserved addresses is prohibited.
Write “0” to the unused D[7:0].
For a packaged device, registers are adjusted before shipment. Therefore, defaults are not "0".
MS1600-E-00
- 46 -
2014/05