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BU21049GUL 데이터시트(PDF) 8 Page - Rohm |
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BU21049GUL 데이터시트(HTML) 8 Page - Rohm |
8 / 26 page BU21049GUL TSZ02201-0Y1Y0F300010-1-2 © 2011 ROHM Co., Ltd. All rights reserved. 31.JAN.2012 Rev.001 www.rohm.co TSZ22111・15・001 8/23 Datasheet Datasheet Serial interface Command byte 0(CID=0) MSB D7 D6 D5 D4 D3 D2 D1 LSB D0 0 PAGE SWRST STP ADDR[3:0] Bit D7: Command Byte ID 0= Command Byte 0(read/write data registers address specified by ADDR(Bit D6-D3). Bits D6-D3: ADDR D2: PAGE “ADDR” and “PAGE” can select access register address as the below. BU21049GUL Register map PAGE ADDR INI 7 6543 210 0 0x0 0x20 RSV0 RSV0 CALIB INTRM RSV0 RSV0 RSV0 RSV0 0x10xA6MAV - 0x2 0x04 0x3 0x10 0x4 0x10 0x5 0x10 0x6 0x00 0x7 0x00 0x8 0x00 - - - - 0x9 0x0F - - - 0xA 0x0F - - - 0xB 0x72 RM8 STRETCH PU90K DUAL 0xC 0x00 - - 0xD 0x00 TEST AUTO PDM - BUSY ACTIVE CALIB _DONE TOUCH 0xE 0x02 0xF 0x49 1 0x0 0x00 SW_YP_ POW SW_YP_ GND SW_YN_ POW SW_YN_ GND SW_XP_ POW SW_XP_ GND SW_XN_ POW SW_XN_ GND 0x1 0x00 RSV VREFN_XN VREFN_YN SW_AUX SW_YPM SW_YNM SW_XPM SW_XNM 0x2-0xF - RSV0 AVE SMPL INTVL_TIME TIME_ST_ADC RSV0 EVR_X EVR_Y EVR_XY RSV0 Reserved PIMIR_X PIMIR_Y PIDAC_OFS PVDD AVDD HW_IDH HW_IDL (*1)RSV0 must be set 0. (*2)INI= Initial value Bit D1: SWRST 1= The BU21049GUL initialize all register, stop all operation and change state to power down. SWRST is automatically set “0”. Bit D0: STP 1= The BU21049GUL abort current running conversion and change state to power down. STP is automatically set “0”. |
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