UPD70433GD-16-5BB NEC [NEC], UPD70433GD-16-5BB Datasheet - Page 127

• Manufacturer Part Number: UPD70433GD-16-5BB
• Description: V55PITM 16-BIT MICROPROCESSOR
• Manufacturer: NEC [NEC]

* 1. This instruction is newly added to the V20 or V30.
*3
*5
2. This instruction is newly added to the V25 or V35.
3. Watchdog timer manipulation instruction
4. Four kinds: DS0:, DS1:, PS:, SS:
5. Register file space access override prefix instruction
6. x: Number of instruction bytes + number of prefixes
Mnemonic
SCHEOL
GETBIT
MHDEC
MRDEC
CNVTRP
HALT
STOP*1
POLL
DI
EI
BUSLOCK
FPO1
FPO2
NOP
RSTWDT*2
DS2: *2
DS3: *2
IRAM: *2
*4
imm8, imm8
Operand(s)
fp-op, mem
fp-op, mem
fp-op
fp-op
7 6 5 4 3 2 1 0
0 0 0 0 1 1 1 1
0 0 0 0 1 1 1 1
0 0 0 0 1 1 1 1
0 0 0 0 1 1 1 1
0 0 0 0 1 1 1 1
1 1 1 1 0 1 0 0
0 0 0 0 1 1 1 1
1 0 0 1 1 0 1 1
1 1 1 1 1 0 1 0
1 1 1 1 1 0 1 1
1 1 1 1 0 0 0 0
1 1 0 1 1 X X X
1 1 0 1 1 X X X
0 1 1 0 0 1 1 X
0 1 1 0 0 1 1 X
1 0 0 1 0 0 0 0
0 0 1 sreg 1 1 0
0 1 1 0 0 0 1 1
1 1 0 1 0 1 1 0
1 1 1 1 0 0 0 1
0 0 0 0 1 1 1 1
imm8
Operation Code
mod Y Y Y mem
mod Y Y Y mem
7 6 5 4 3 2 1 0
0 1 1 1 1 0 0 0
0 1 1 1 1 0 0 1
0 1 1 1 1 1 0 0
0 1 1 1 1 1 0 1
0 1 1 1 1 0 1 0
1 0 0 1 1 1 1 0
1 1 Y Y Y Z Z Z
1 1 Y Y Y Z Z Z
1 0 0 1 0 1 1 0
imm8
Bytes
2 to 4
2 to 4
2
2
2
2
2
1
2
1
1
1
1
2
2
1
4
1
1
1
1
"EOL" detection in MH/MR code
Fetches pixel data start bit and sets it to CY flag.
Generates change point table from MH code.
Generates change point table from MR code.
Converts 1 line change point information in change
point table to pixel data.
CPU Halt
CPU Stop
Poll and wait
IE 0
IE 1
Bus Lock Prefix
(SP – 1, SP – 2) PSW, (SP – 3, SP – 4) PS
(SP – 5, SP – 6) PC – x*6, SP SP – 6
IE 0, BRK 0
PC (01DH; 01CH), PS (01FH, 01EH)
No Operation
When imm8 = imm8’ WDM register imm8
When imm8
Segment override prefix
Extended segment override prefix
Extended segment override prefix
Register file override prefix
imm8’
(SP – 1, SP – 2) PSW, (SP – 3, SP – 4) PS
(SP – 5, SP – 6) PC – x *6 , SP SP – 6
IE 0, BRK 0
PC (20H, 21H), PS (22H, 23H)
Operation
AC CY V
U
U
U
U
U U
U U
U U
U U
Flags
P
U
U
U
U
S
Z