UPD77015GC NEC, UPD77015GC Datasheet - Page 29

• Manufacturer Part Number: UPD77015GC
• Description: 16 bits/ Fixed-point Digital Signal Processor
• Manufacturer: NEC

Note 1.
Load/store
Inter-register
transfer
Immediate
data set
2.
3.
One of following mnemonic should be selected: dest = {ro, reh, re, rh, rl}, source = {re, rh, rl}, add =
One of following mnemonic should be selected: dest = {ro, reh, re, rh, rl}, source = {re, rh, rl}.
Any register except general registers should be selected as dest or source.
Direct addressing
load/store
Immediate index
load/store
Inter-register transfer
Immediate data set
Name
Note 1
Note 2
Note 3
dest = addr
dest = dp_imm
dest = rl
rl = source
rl = imm
(provided imm = 0-0xFFFF)
dp = imm
(provided imm = 0-0xFFFF)
dn = imm
(provided imm = 0-0xFFFF)
dm = imm
(provided imm = 1-0xFFFF)
addr = source
dp_imm = source
Mnemonic
dest
dest
dest
rl
rl
dp
dn
dm
addr
dp
source
imm
imm
imm
imm
source
rl
addr
dp
source
Operation
TRI.
DYAD. MONAD.
0: X-0xFFFF:X memory
0: Y-0xFFFF:Y memory
Concurrent Writing Processing
Load/
store
TRANS. IMM.
BR. LOOP.
.
CTL. OV
Flag