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参数资料
| 型号： | MB90F823BPF |
| 厂商： | FUJITSU LTD |
| 元件分类： | 微控制器/微处理器 |
| 英文描述： | 16-BIT, FLASH, 4 MHz, MICROCONTROLLER, PQFP80 |
| 封装： | 14 X 20 MM, 3.35 HEIGHT, 0.80 MM PITCH, PLASTIC, QFP-80 |
| 文件页数： | 13/56页 |
| 文件大小： | 1645K |
| 代理商： | MB90F823BPF |
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MB90820B Series
20
DS07-13751-2E
■ F2MC-16LX CPU PROGRAMMING MODEL
Dedicated registers
AH
AL
USP
SSP
PS
PC
DPR
PCB
DTB
USB
SSB
ADB
8-bit
16-bit
32-bit
: Accumulator (A)
Dual 16-bit register used for storing results of calculation
etc. The two 16-bit registers can be combined to be used as
a sequence of 32-bit register.
: User stack pointer (USP)
The 16-bit pointer indicating the user stack address.
: System stack pointer (SSP)
The 16-bit pointer indicating the system stack address.
: Processor status (PS)
The 16-bit register indicating the system status.
: Program counter (PC)
The 16-bit register indicating storing location of the current
instruction code.
: Direct page register (DPR)
The 8-bit register indicating bit 8 through 15 of the operand
address in executing of the short direct addressing.
: Program bank register (PCB)
The 8-bit register indicating the program space.
: Data bank register (DTB)
The 8-bit register indicating the data space.
: User stack bank register (USB)
The 8-bit register indicating the user stack space.
: System stack bank register (SSB)
The 8-bit register indicating the system stack space.
: Additional data bank register (ADB)
The 8-bit register indicating the additional space.
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