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INSTRUCTION SET S3C84E5/C84E9/P84E9
6-76
SB1 — Select Bank 1
SB1
Operation: BANK ← 1
The SB1 instruction sets the bank address flag in the FLAGS register (FLAGS.0) to logic one,
selecting the bank 1 register addressing in the set 1 area of the register file.
NOTE: Bank 1 is not implemented in some KS88-series microcontrollers.
Flags: No flags are affected.
Format:
Bytes Cycles Opcode
(Hex)
opc 1 4 5F
Example: The statement SB1 sets FLAGS.0 to “1”, selectin the bank 1 register addressing
(if bank 1 is implemented in the microcontrooler’s internla register file).