18.0 Registers
1.
If written to, RESERVED bits must be written to only 0
unless otherwise indicated.
2.
Read back value of RESERVED bits and registers is
unspecified and should be discarded.
3.
Recommended values must be programmed and
forbidden values must not be programmed where they
are indicated in order to avoid unexpected results.
4.
If written to, registers indicated as Reserved must have
the indicated default value as shown below. Any other
value can cause unexpected results.
18.1 REGISTER MAP
Register Name
ADDR
(URA & LRA)
Type Default
RESETCN Reset Control 0x00 WO -
SPI_HANDSHAKECN SPI Handshake Control 0x01 R/W 0x00
SPI_RESET SPI Reset Control 0x02 R/W 0x00
SPI_STREAMCN SPI Stream Control 0x03 R/W 0x00
Reserved - 0x04 - 0x07 - 0x00
PWRCN Power Mode Control and Status 0x08
RO &
WO 0x00
DATA_ONLY_1 Data Only Read Control 1 0x09 R/W 0x1A
DATA_ONLY_2 Data Only Read Control 2 0x0A R/W 0x02
ADC_RESTART ADC Restart Conversion 0x0B WO -
Reserved - 0x0C - 0x0D - 0x00
GPIO_DIRCN GPIO Direction Control 0x0E R/W 0x00
GPIO_DAT GPIO Data 0x0F
RO &
WO -
BGCALCN Background Calibration Control 0x10 R/W 0x00
SPI_DRDYBCN SPI Data Ready Bar Control 0x11 R/W 0x03
ADC_AUXCN ADC Auxiliary Control 0x12 R/W 0x00
SPI_CRC_CN CRC Control 0x13 R/W 0x02
SENDIAG_THLD Sensor Diagnostic Threshold 1,0 0x14 - 0x15 R/W 0x0000
Reserved - 0x16 - 0x00
SCALCN System Calibration Control 0x17 R/W 0x00
ADC_DONE ADC Data Available 0x18 RO -
SENDIAG_FLAGS Sensor Diagnostic Flags 0x19 RO -
ADC_DOUT Conversion Data 2,1,0 0x1A - 0x1C RO -
SPI_CRC_DAT CRC Data
0x1D
RO &
WO -
CHANNEL CONFIGURATION REGISTERS (CH4 to CH6 for LMP90100/LMP9099 only)
CH_STS Channel Status 0x1E RO 0x00
CH_SCAN Channel Scan Mode 0x1F R/W 0x30
CH0_INPUTCN CH0 Input Control 0x20 R/W 0x01
CH0_CONFIG CH0 Configuration 0x21 R/W 0x70
CH1_INPUTCN CH1 Input Control 0X22 R/W 0x13
CH1_CONFIG CH1 Configuration 0x23 R/W 0x70
CH2_INPUTCN CH2 Input Control 0x24 R/W 0x25
CH2_CONFIG CH2 Configuration 0x25 R/W 0x70
CH3_INPUTCN CH3 Input Control 0x26 R/W 0x37
CH3_CONFIG CH3 Configuration 0x27 R/W 0x70
CH4_INPUTCN CH4 Input Control 0x28 R/W 0x01
CH4_CONFIG CH4 Configuration 0x29 R/W 0x70
CH5_INPUTCN CH5 Input Control 0x2A R/W 0x13
CH5_CONFIG CH5 Configuration 0x2B R/W 0x70
CH6_INPUTCN CH6 Input Control 0x2C R/W 0x25
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