2.3 Operation Code Map - Hitachi H8/300L Series Programming Manual

2.3 Operation Code Map

Table 2-1 shows the operation code map for instructions of the H8/300L CPU. Only the first
byte (bits 15 to 8 of the first word) of the instruction code is indicated here.
Indicates that the most significant bit of the 2nd byte
(bit 7 of 1st word of instruction code) is 0.
Indicates that the most significant bit of the 2nd byte
(bit 7 of 1st word of instruction code) is 1.
128