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WM8961 Datasheet(PDF) 80 Page - Wolfson Microelectronics plc |
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WM8961 Datasheet(HTML) 80 Page - Wolfson Microelectronics plc |
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80 / 116 page  WM8961 Pre-Production w PP, August 2009, Rev 3.1 80 CHIP DEVICE ID The device ID can be read back from register 1 bits [15:9]. (Note that writing to this register is also used to configure the Right Input Volume) REGISTER ADDRESS BIT LABEL DEFAULT DESCRIPTION R1 (01h) Reset / ID 15:12 DEVICE_ID [3:0] 0000 Reading from this register will indicate device family ID Device ID: [3:0] 0000 = 1801 0001-1111 : unused 11:9 CHIP_REV[2:0] 010 Device Revision: [2:0] 000 = Rev A 001 = Rev B 010 = Rev C 011-111 : unused Table 65 Chip Device ID CHIP SOFTWARE RESET The device can be reset by writing any value to register 15. REGISTER ADDRESS BIT LABEL DEFAULT DESCRIPTION R15 (0Fh) Software Reset 15:0 SW_RST_DEV_ID1 [15:0] 0x1801 Writing to this register resets all registers to their default state = Software Reset Read from register = Device number = 1801 Table 66 Chip Reset |
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