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数据搜索系统，热门电子元器件搜索 |
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L3GD20 数据表(PDF) 8 Page - STMicroelectronics |
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L3GD20 数据表(HTML) 8 Page - STMicroelectronics |
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8 / 44 page  Block diagram and pin description L3GD20 8/44 Doc ID 022116 Rev 1 Table 2. Pin description Pin# Name Function 1 Vdd_IO(1) 1. 100 nF filter capacitor recommended. Power supply for I/O pins 2 SCL SPC I2C serial clock (SCL) SPI serial port clock (SPC) 3 SDA SDI SDO I2C serial data (SDA) SPI serial data input (SDI) 3-wire interface serial data output (SDO) 4 SDO SA0 SPI serial data output (SDO) I2C less significant bit of the device address (SA0) 5CS I2C/SPI mode selection (1: SPI idle mode / I2C communication enabled; 0: SPI communication mode / I2C disabled) 6 DRDY/INT2 Data ready/FIFO interrupt (Watermark/Overrun/Empty) 7 INT1 Programmable interrupt 8 Reserved Connect to GND 9 Reserved Connect to GND 10 Reserved Connect to GND 11 Reserved Connect to GND 12 Reserved Connect to GND 13 GND 0 V supply 14 Reserved Connect to GND with ceramic capacitor(2) 2. 1 nF min value must be guaranteed under 11 V bias condition. 15 Reserved Connect to Vdd 16 Vdd(3) 3. 100 nF plus 10 µF capacitors recommended. Power supply |
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