Question: Command to set SRCU bit
Answer: The following assembly Bit set instruction is used to set the SRCU bit from the MODE1 register asm("bit set mode1 0x00000004;"); When the bit is set, if in your code you have the result being placed in the MRF register, the value will be stored in MRB instead. It also applies the other way around, from MRB to MRF.