SLDCS - Serial LoaD data from Control and Status space using direct addressing

The SLDCS instruction loads data byte from the TPI Control and Status Space to the TPI physical layer shift register for serial read-out. The SLDCS instruction uses direct addressing, the direct address consisting of the 4 address bits of the instruction.

Table 1. The Serial Load Data from Control and Status space (SLDCS) Instruction
Operation Opcode Remarks
data ← CSS[a] 1000 aaaa Bits marked ‘a’ form the direct, 4-bit address