Renesas Hitachi H8S/2194 Series Hardware Manual page 908

[Legend]
IMM: Immediate data (2, 3, 8, 16, 32 bits)
abs: Absolute address (8, 16, 24, 32 bits)
disp: Displacement (8, 16, 32 bits)
rs, rd, rn: Register fields (8-bit register or 16-bit register is selected in 4 bits. rs, rd and
rn correspond to the operand type Rs, Rd, and Rn respectively.)
ers, erd, ern, erm: Register fields (address register or 32-bit register is selected in 3 bits. ers, erd
ern and erm correspond to the operand type ERs, ERd, ERn and Rm
respectively.)
The following table shows the correspondence between the register field and the general
register.
Address Register, 32-bit
Register
Register General
Field Register
000 ER0
001 ER1
: :
: :
: :
: :
111 ER7
16-bit Register
Register General
Field Register
0000 R0
0001 R1
: :
: :
: :
: :
0111 R7
1000 E0
1001 E1
: :
: :
: :
: :
1111 E7
8-bit Register
Register General
Field Register
0000 R0H
0001 R1H
: :
: :
: :
: :
0111 R7H
1000 R0L
1001 R1L
: :
: :
: :
: :
1111 R7L
Rev. 2.0, 11/00, page 881 of 1037