NEC 78K/0 Series User Manual page 109

BNC
[Instruction format]
[Operation]
[Operand]
Mnemonic
BNC $addr16
[Flag]
Z AC
[Description]
• When CY = 0, data is branched to the address specified by the operand.
When CY = 1, no processing is carried out and the subsequent instruction is executed.
[Description example]
BNC $300H; When CY = 0, data is branched to 0300H (with the start of this instruction set in the range of
addresses 027FH to 037EH).
CHAPTER 5 EXPLANATION OF INSTRUCTIONS
BNC $addr16
PC ← PC+2+jdisp8 if CY = 0
Operand($addr16)
CY
User's Manual U12326EJ4V0UM
Conditional Branch with Carry Flag (CY = 0)
Branch if Not Carry
109