SPRS292A − OCTOBER 2005 − REVISED NOVEMBER 2005
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15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 |
| Enable or | Enabled |
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Reserved | PD3 | PD2 | PD1 |
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Interrupt Wake |
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| Interrupt Wake |
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7 |
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| 0 |
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Legend: R/W−x = Read/write reset value
NOTE: The shadowed bits are not part of the
bit fields in the CSR register, see the TMS320C6000 CPU and Instruction Set Reference Guide (literature number SPRU189).
Figure 12. PWRD Field of the CSR Register
A delay of up to nine clock cycles may occur after the instruction that sets the PWRD bits in the CSR before the PD mode takes effect. As best practice, NOPs should be padded after the PWRD bits are set in the CSR to account for this delay.
If PD1 mode is terminated by a
PD2 and PD3 modes can only be aborted by device reset. Table 33 summarizes all the
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