Manual

High-Speed Microcontroller User’s Guide
Rev: 062210 74 of 176
INSTRUCTION
HEX
CODE
HSM
CLOCK
CYCLES
HSM TIME
at 25MHz
8051
CLOCK
CYCLES
8051 TIME
at 25MHz
HSM vs. 8051
SPEED
ADVANTAGE
RETI 32 16 640ns 24 960ns 1.5
AJMP addr 11 Hex code
Hex code = 01, 21, 41,
61, 81, A1, C1, or E1
Byte 1 12 480ns 24 960ns 2
LJMP addr 16 2 16 480ns 24 960ns 1.5
JMP @A+DPTR 73 12 480ns 24 960ns 2
SJMP rel 80 12 480ns 24 960ns 2
JZ rel 60 12 480ns 24 960ns 2
JNZ rel 70 12 480ns 24 960ns 2
JC rel 40 12 480ns 24 960ns 2
JNC rel 50 12 480ns 24 960ns 2
JB bit, rel 20 16 640ns 24 960ns 1.5
JNB bit, rel 30 16 640ns 24 960ns 1.5
JBC bit, rel 10 16 640ns 24 960ns 1.5
CJNE A, direct, rel B5 16 640ns 24 960ns 1.5
CJNE A, #data, rel B4 16 640ns 24 960ns 1.5
CJNE Rn, #data, rel B8..BF 16 640ns 24 960ns 1.5
CJNE @Ri, #data, rel B6..B7 16 640ns 24 960ns 1.5
DJNZ Rn, rel D8..DF 12 480ns 24 960ns 2
DJNZ direct, rel D5 16 640ns 24 960ns 1.5
NOP 00 4 160ns 12 480ns 3