參數(shù)資料
型號: M38002E2-XXXSP
元件分類: 微控制器/微處理器
英文描述: 8-BIT, OTPROM, 8 MHz, MICROCONTROLLER, PDIP64
封裝: 0.750 INCH, 1.78 MM PITCH, PLASTIC, SDIP-64
文件頁數(shù): 96/174頁
文件大小: 1752K
代理商: M38002E2-XXXSP
HARDWARE
1-13
3800 GROUP USER’S MANUAL
CPU mode register
The CPU mode register is allocated at address 003B16.
The CPU mode register contains the stack page selection bit.
Fig. 9 Structure of CPU mode register
FUNCTIONAL DESCRIPTION
CPU mode register
(CPUM : address 003B16)
b7
b0
Stack page selection bit
0 : 0 page
1 : 1 page
Not used (return “0” when read)
Processor mode bits
b1 b0
0
0 : Single-chip mode
0
1 : Memory expansion mode
1
0 : Microprocessor mode
1
1 : Not available
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