JAJSHH6 May 2019 TAS5806M
PRODUCTION DATA.
DEVICE_CTRL_2 is shown in Figure 72 and described in Table 9.
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7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
RESERVED | DIS_DSP | MUTE | RESERVED | CTRL_STATE | |||
R/W | R/W | R/W | R/W | R/W | |||
Bit | Field | Type | Reset | Description |
---|---|---|---|---|
7-5 | RESERVED | R/W | 000 |
This bit is reserved |
4 | DIS_DSP | R/W | 1 | DSP reset
When the bit is made 0, DSP will start powering up and send out data. This needs to be made 0 only after all the input clocks are settled so that DMA channels do not go out of sync. 0: Normal operation 1: Reset the DSP |
3 | MUTE | R/W | 0 | Mute Both Left /Right Channel
This bit issues soft mute request for the left/right channel. The volume will be smoothly ramped down/up to avoid pop/click noise. 0: Normal volume 1: Mute |
2 | RESERVED | R/W | 0 |
This bit is reserved |
1-0 | CTRL_STATE | R/W | 00 | Device state control register
00: Deep Sleep 01: Sleep 10: Hiz (Set both A channel and B channel to Hiz) Notes: For separate channel Hiz, see details in Table 21 11: PLAY |