Sound options

Address : 02D8 (bank 2, register D8)

Size : 1 byte

Default : 03 for S3xx, 05 for S550, 01 for all other devices.


Options for the single-tone beeper (aka buzzer) or volume for the enhanced sound driver.


This register is ignored if the product does not have a buzzer nor an enhanced sound driver.


Bit    Role Values
7-3 RFU
2-0 Control whether the product is allowed to beep or define the Volume level. Set to 0 to disable sound. The maximum volume level depends on the product type.