Renesas H8/300 Series Programming Manual page 131

Table C-1. Number of States Taken by Each Cycle in Instruction Execution
Execution Status
(instruction cycle)
Instruction fetch
Branch address read
Stack operation
Byte data access
Word data access
Internal operation
Notes: 1. m: Number of wait states inserted in access to external device.
2. The byte data access cycle to an external device by the MOVFPE and MOVTPE
instructions requires 9 to 16 states since it is synchronized with the E clock. See
the Hardware Manual for timing details.
On-Chip Memory
S
I
S
J
S 2
K
S
L
S
M
S
N
Access Location
On-Chip Reg. Field
6
3
6
2
125
External Memory
6 + 2m
3 + m
6 + 2m