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MIS2DH 数据表(PDF) 35 Page - STMicroelectronics |
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MIS2DH 数据表(HTML) 35 Page - STMicroelectronics |
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35 / 49 page ![]() DocID027506 Rev 2 35/49 MIS2DH Register description 49 7.8 CTRL_REG3 (22h) 7.9 CTRL_REG4 (23h) Table 33. CTRL_REG3 register I1_CLICK I1_AOI1 I1_AOI2 I1_DRDY1 I1_DRDY2 I1_WTM I1_OVERRUN -- Table 34. CTRL_REG3 description I1_CLICK CLICK interrupt on INT1 pin. Default value 0. (0: disable; 1: enable) I1_AOI1 AOI1 interrupt on INT1 pin. Default value 0. (0: disable; 1: enable) I1_AOI2 AOI2 interrupt on INT1 pin. Default value 0. (0: disable; 1: enable) I1_DRDY1 DRDY1 interrupt on INT1 pin. Default value 0. (0: disable; 1: enable) I1_DRDY2 DRDY2 interrupt on INT1 pin. Default value 0. (0: disable; 1: enable) I1_WTM FIFO watermark interrupt on INT1 pin. Default value 0. (0: disable; 1: enable) I1_OVERRUN FIFO overrun interrupt on INT1 pin. Default value 0. (0: disable; 1: enable) Table 35. CTRL_REG4 register BDU BLE(1) 1. The BLE function can be activated only in high-resolution mode FS1 FS0 HR ST1 ST0 SIM Table 36. CTRL_REG4 description BDU Block data update. Default value: 0 (0: continuous update; 1: output registers not updated until MSB and LSB have been read) BLE Big/Little Endian data selection. Default value: 0 (0: data LSb at lower address; 1: data MSb at lower address) The BLE function can be activated only in high-resolution mode FS[1:0] Full-scale selection. Default value: 00 (00: ±2 g; 01: ±4 g; 10: ±8 g; 11: ±16 g) HR Operating mode selection (refer to section 2.6.3: High-resolution, normal mode, low-power mode) ST[1:0] Self-test enable. Default value: 00 (00: self-test disabled; other: see Table 37) SIM SPI serial interface mode selection. Default value: 0 (0: 4-wire interface; 1: 3-wire interface). |
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