參數資料
型號: MB90P553APF
元件分類: 微控制器/微處理器
英文描述: 16-BIT, OTPROM, 16 MHz, MICROCONTROLLER, PQFP100
封裝: PLASTIC, QFP-100
文件頁數: 14/61頁
文件大?。?/td> 687K
代理商: MB90P553APF
MB90550A/550B Series
21
s 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 and used as a 32-bit register.
: Additional data bank register (ADB)
The 8-bit register indicating the additional data space.
: User stack bank register (USB)
The 8-bit register indicating the user stack space.
: System stack pointer (SSP)
The 16-bit pointer indicating the status of the system stack address.
: Processor status (PS)
The 16-bit register indicating the system status.
: Program bank register (PCB)
The 8-bit register indicating the program space.
: Data bank register (DTB)
The 8-bit register indicating the data space.
: Program counter (PC)
The 16-bit register indicating storing location of the current instruction code.
: Direct page register (DPR)
The 8-bit register indicating bits 8 through 15 of the operand address in the short
direct addressing mode.
: System stack bank register (SSB)
The 8-bit register indicating the system stack space.
: User stack pointer (USP)
The 16-bit pointer indicating a user stack address.
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