UPD78F0886GA(A)-GAM-AX NEC, UPD78F0886GA(A)-GAM-AX Datasheet - Page 74

• Manufacturer Part Number: UPD78F0886GA(A)-GAM-AX
• Description: 8BIT MCU, 60K FLASH, 3KB RAM, CAN
• Manufacturer: NEC

Specifications of UPD78F0886GA(A)-GAM-AX

• Controller Family/series: UPD78F
• No. Of I/o's: 41
• Ram Memory Size: 3KB
• Cpu Speed: 20MHz
• No. Of Timers: 8
• No. Of Pwm Channels: 6
• Digital Ic Case Style: LQFP
• Core Size: 8bit
• Program Memory Size: 60KB
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

74
[Instruction format]
[Operation]
[Operand]
[Flag]
[Description]
[Description example]
DECW
• The destination operand (dst) contents are decremented by only one.
• Because this instruction is frequently used for decrement of a register (pointer) used for addressing, the Z,
DECW DE; The DE register is decremented.
AC and CY flag contents are not changed.
Mnemonic
Z
DECW
AC
rp
DECW dst
dst ← dst – 1
CY
Operand (dst)
CHAPTER 5 EXPLANATION OF INSTRUCTIONS
User's Manual U12326EJ4V0UM
Word Data Decrement
Decrement Word