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Bit
2:0
Name
POWERDOWN
Reset
0x0
Access
RW
Description
RAM block power-down
Individual 4KB RAM block power-down. When a block is powered down, it cannot be powered up again. The block will be powered
up after the reset. Block 0 (address range 0x20000000-0x20000FFF) may never be powered down.
Value
4
6
7
Mode
BLK3
BLK23
BLK123
Description
Power down RAM block 3 (address range 0x20003000-0x20003FFF)
Power down RAM blocks 2-3 (address range 0x20002000-0x20003FFF)
Power down RAM blocks 1-3 (address range 0x20001000-0x20003FFF)
10.5.3 EMU_LOCK - Configuration Lock Register
Offset
0x008
Reset
Access
Name
Bit Position
Bit
Name
Reset
Access
Description
31:16
Reserved
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
15:0
LOCKKEY
0x0000
RW
Configuration Lock Key
Write any other value than the unlock code to lock all EMU registers from editing. Write the unlock code to unlock. When reading
the register, bit 0 is set when the lock is enabled.
Mode
Read Operation
UNLOCKED
LOCKED
Write Operation
LOCK
UNLOCK
Value
0
1
0
0xADE8
Description
EMU registers are unlocked
EMU registers are locked
Lock EMU registers
Unlock EMU registers
10.5.4 EMU_AUXCTRL - Auxiliary Control Register
Offset
0x024
Reset
Access
Name
Bit Position
Bit
Name
Reset
Access
Description
31:1
Reserved
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
0
HRCCLR
2011-04-12 - d0001_Rev1.10
0
RW
90
Hard Reset Cause Clear
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