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LSM6DSV 数据表(PDF) 47 Page - STMicroelectronics |
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LSM6DSV 数据表(HTML) 47 Page - STMicroelectronics |
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47 / 187 page  Table 21. Internal pin status pin# Name Mode 1 function Mode 2 function Mode 3 function Pin status mode 1 Pin status mode 2 Pin status mode 3(1) 1 SDO SPI 4-wire interface serial data output (SDO) SPI 4-wire interface serial data output (SDO) SPI 4-wire interface serial data output (SDO) Default: input without pull-up. Pull-up is enabled if bit SDO_PU_EN = 1 in register PIN_CTRL (02h). Default: input without pull-up. Pull-up is enabled if bit SDO_PU_EN = 1 in register PIN_CTRL (02h). Default: Input without pull-up. Pull-up is enabled if bit SDO_PU_EN = 1 in register PIN_CTRL (02h). SA0 I²C least significant bit of the device address (SA0) MIPI I3C® least significant bit of the static address (SA0) I²C least significant bit of the device address (SA0) MIPI I3C® least significant bit of the static address (SA0) I²C least significant bit of the device address (SA0) MIPI I3C® least significant bit of the static address (SA0) 2 SDx Connect to Vdd_IO or GND I²C serial data master (MSDA) Auxiliary SPI 3/4-wire interface serial data input (SDI) and SPI 3-wire serial data output (SDO) Default: input without pull-up. Pull-up is enabled if bit SHUB_PU_EN = 1 in register IF_CFG (03h). Default: input without pull-up. Pull-up is enabled if bit SHUB_PU_EN = 1 in register IF_CFG (03h). Default: input without pull-up. Pull-up is enabled if bit SHUB_PU_EN = 1 in register IF_CFG (03h). 3 SCx Connect to Vdd_IO or GND I²C serial clock master (MSCL) Auxiliary SPI 3/4-wire interface serial port clock (SPC_Aux) Default: input without pull-up. Pull-up is enabled if bit SHUB_PU_EN = 1 in register IF_CFG (03h). Default: input without pull-up. Pull-up is enabled if bit SHUB_PU_EN = 1 in register IF_CFG (03h). Default: input without pull-up. Pull-up is enabled if bit SHUB_PU_EN = 1 in register IF_CFG (03h). 4 INT1 Programmable interrupt 1 Programmable interrupt 1 Programmable interrupt 1 Default: output forced to ground Default: output forced to ground Default: output forced to ground 5 Vdd_IO Power supply for I/O pins Power supply for I/O pins Power supply for I/O pins 6 GND 0 V supply 0 V supply 0 V supply 7 GND 0 V supply 0 V supply 0 V supply 8 Vdd Power supply Power supply Power supply 9 INT2 Programmable interrupt 2 (INT2) / Data enabled (DEN) Programmable interrupt 2 (INT2) / Data enabled (DEN) / I²C master external synchronization signal (MDRDY) Programmable interrupt 2 (INT2) / Data enabled (DEN) Default: output forced to ground Default: output forced to ground Default: output forced to ground 10 OCS_Aux Connect to Vdd_IO or leave unconnected Connect to Vdd_IO or leave unconnected Auxiliary SPI 3/4-wire interface enabled Default: input with pull-up. Pull-up is disabled if bit OIS_PU_DIS = 1 in register PIN_CTRL (02h). Default: input with pull-up. Pull-up is disabled if bit OIS_PU_DIS = 1 in PIN_CTRL (02h). Default: input without pull-up (regardless of the value of bit OIS_PU_DIS in register PIN_CTRL (02h)). 11 SDO_Aux Connect to Vdd_IO or leave unconnected Connect to Vdd_IO or leave unconnected Auxiliary SPI 3- wire interface: leave unconnected / Auxiliary SPI 4-wire interface: serial data output (SDO_Aux) Default: input with pull-up. Pull-up is disabled if bit OIS_PU_DIS = 1 in register PIN_CTRL (02h). Default: input with pull-up. Pull-up is disabled if bit OIS_PU_DIS = 1 in register PIN_CTRL (02h). Default: input without pull-up. Pull-up is enabled if bit SIM_OIS = 1 (Aux_SPI 3-wire) in reg 70h and bit OIS_PU_DIS = 0 in register PIN_CTRL (02h). 12 CS I²C/SPI mode selection (1:SPI idle mode / I²C communication enabled; 0: SPI communication mode / I²C disabled) I²C/SPI mode selection (1:SPI idle mode / I²C communication enabled; 0: SPI communication mode / I²C disabled) I²C/SPI mode selection (1:SPI idle mode / I²C communication enabled; 0: SPI communication mode / I²C disabled) Default: input with pull-up. Pull-up is disabled if bit I2C_I3C_disable = 1 in register IF_CFG (03h). Default: input with pull-up. Pull-up is disabled if bit I2C_I3C_disable = 1 in register IF_CFG (03h). Default: input with pull-up. Pull-up is disabled if bit I2C_I3C_disable = 1 in register IF_CFG (03h). 13 SCL I²C/MIPI I3C® serial clock (SCL) / SPI serial port clock (SPC) I²C/MIPI I3C® serial clock (SCL) / SPI serial port clock (SPC) I²C/MIPI I3C® serial clock (SCL) / SPI serial port clock (SPC) Default: input without pull-up Default: input without pull-up Default: input without pull-up |
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