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參數(shù)資料
| 型號(hào)： | TMPR3922AU |
| 廠商： | Toshiba Corporation |
| 英文描述： | 32-bit RISC Microprocessor for PDA（Personal Digital Assistants)(32位 精簡(jiǎn)指令集系統(tǒng)計(jì)算機(jī)微處理器，用于掌上電腦PDA) |
| 中文描述： | 32位RISC微處理器的PDA（個(gè)人數(shù)字助理）（32位精簡(jiǎn)指令集系統(tǒng)計(jì)算機(jī)微處理器，用于掌上電腦PDA）的 |
| 文件頁數(shù)： | 24/45頁 |
| 文件大?。?/td> | 343K |
| 代理商： | TMPR3922AU |
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TMPR3922AU
5.2.2 REGISTERS
The TX3920 Processor Core has following registers.
32 general purpose registers (32-bit)
HI/LO registers
Hold the result of multiply and divide operation
PC (Program Counter)
Cause register
Indicates the nature of the most recent exception
EPC (Exception Program Counter) register
Holds the program counter at the time the exception occurred, indicating the address where
processing is to resume after the exception processing is completed.
Status register
Holds the operating mode status (user mode or kernel mode), interrupt masking status,
diagnosis status and other such information.
BadVAddr (Bad Virtual Address) register
Holds the most recent virtual address for which a virtual address translation error occurred.
PRId register
Shows the revision number of the TX3920 Processor Core. (PRId:0x00002230)
Cache register
Controls the instruction cache (reserved) and the data cache auto-lock bits.
Config register
Some configuration options.
Context register
Entry HI/LO register
Index register
Tag LO register
Random register
TLB Random index.
Page Mask register
Hold a comparison mask that sets the variable page sige for each TLB entry.
Wired register
TLB Wired boundary.
Debug register
Control software debug exception.
DEPC
Program counter for software debug exception.
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