IVTLOCK

Interrupt Vector Table Lock Register
Note:
  1. 1.The IVTLOCKED bit can only be set or cleared after the unlock sequence in IVT UNLOCK SEQUENCE.
  2. 2.If IVT1WAY = 1, the IVTLOCKED bit cannot be cleared after it has been set.
Name:
IVTLOCK
Address:
0x459
Reset:
Access:
Bit76543210
IVTLOCKED
AccessR/W
Reset0

Bit 0 – IVTLOCKED: IVT Registers Lock(1,2)

IVT Registers Lock(1,2)

ValueDescription
1 IVTBASE Registers are locked and cannot be written
0 IVTBASE Registers can be modified by write operations