SNLA423 March 2023 DP83826E
To read and write registers in extended register space, refer to the following procedures:
Write procedure for MMD "1F" registers:
write reg<000D> = 0x001F
write reg<000E> = <address>
write reg<000D> = 0x401F
write reg<000E> = <value>
Read procedure for MMD "1F" registers:
write reg<000D> = 0x001F
write reg<000E> = <address>
write reg<000D> = 0x401F
read reg<000E>