SPRUJ42E March 2022 – October 2024 AM2631 , AM2631-Q1 , AM2632 , AM2632-Q1 , AM2634 , AM2634-Q1
PRODUCTION DATA
Selects the clock source for counter 1.
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| Instance Name | Physical Address |
|---|---|
| DCC0 | 52B0 0024h |
| DCC1 | 52B0 1024h |
| DCC2 | 52B0 2024h |
| DCC3 | 52B0 3024h |
| 31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 |
| RESERVED | |||||||
| NONE | |||||||
| 0h | |||||||
| 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 |
| RESERVED | |||||||
| NONE | |||||||
| 0h | |||||||
| 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 |
| KEY | RESERVED | ||||||
| R/W | NONE | ||||||
| 0h | 0h | ||||||
| 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
| RESERVED | CLKSRC1 | ||||||
| NONE | R/W | ||||||
| 0h | 0h | ||||||
| Bit | Field | Type | Reset | Description |
|---|---|---|---|---|
| 31:16 | RESERVED | NONE | 0h | Reserved |
| 15:12 | KEY | R/W | 0h | This field enables or disables clock source selection for counter 1. User, privilege, and debug mode (read): Returns the current value of the key. Privilege and debug mode (write): Sets the key value. Key values: 1010 The CLKSRC field selects the clock source for counter 1. others: Clock source selection is disabled. |
| 11:5 | RESERVED | NONE | 0h | Reserved |
| 4:0 | CLKSRC1 | R/W | 0h | This field specifies the clock source for counter 1, when the KEY field enables this feature. User, privilege, and debug mode (read): Returns the current value of CLKSRC. Privilege and debug mode (write): Sets the value of CLKSRC. 1000- VCLK is selected for COUNT1 1111 0111 Clk source 7 is selected for COUNT1 0110 Clk source 6 is selected for COUNT1 0101 Clk source 5 is selected for COUNT1 0100 Clk source 4 is selected for COUNT1 0011 Clk source 3 is selected for COUNT1 0010 Clk source 2 is selected for COUNT1 0001 Clk source 1 is selected for COUNT1 0000 Clk source 0 is selected for COUNT1 |