MC3433 Datasheet, PDF (33/45 Pages) List of Unclassifed Manufacturers – Axis Accelerometer

MC3433 3-Axis Accelerometer
Preliminary Datasheet
11.6 MODE REGISTER
The MODE register controls the active operating state of the device. This register can be
written from either operational state (STANDBY or WAKE).
Addr Name Description
Bit 7 Bit 6 Bit 5 Bit 4 Bit 3
0x07 MODE Mode Register IAH
IPP
I2C_WDT_ I2C_WDT_
POS
NEG
Resv
NOTE*: Software must always write a zero ‘0’ to Bit 2.
Bit 2
Bit 1
Bit 0
POR R/
Value W
0^*
OPCON OPCON
[1]
[0]
0x00 W
OPCON
[1:0]
I2C_WDT_NEG
I2C_WDT_POS
IPP
IAH
00: STANDBY state (default)
01: WAKE state
10: Reserved
11: Reserved
0: I2C watchdog timer for negative SCL
stalls disabled (default)
1: I2C watchdog timer for negative SCL
stalls enabled
0: I2C watchdog timer for positive SCL
stalls disabled (default)
1: I2C watchdog timer for positive SCL
stalls enabled
0: Interrupt pin INTN is open drain (default)
and requires an external pull-up to pin
VDD/VDDIO.
1: Interrupt pin INTN is push-pull. No
external pull-up resistor should be
installed.
0: Interrupt pin INTN is active low (default)
1: Interrupt pin INTN is active high
Table 17. MODE Register Functionality
Set Device Operational State.
WAKE or STANDBY
WDT for negative SCL stalls
WDT for positive SCL stalls
Interrupt Push Pull
Interrupt Active High
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APS-048-0025v1.7
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