參數(shù)資料
型號: MB91151APMC-G
廠商: FUJITSU LTD
元件分類: 微控制器/微處理器
英文描述: RISC MICROCONTROLLER, PQFP144
封裝: 20 X 20 MM, 1.70 MM HEIGHT, 0.50 MM PITCH, PLASTIC, LFQFP-144
文件頁數(shù): 13/96頁
文件大?。?/td> 2300K
代理商: MB91151APMC-G
MB91151A Series
20
DS07-16312-2E
■ Instruction Cache
Description
The instruction cache is a temporary storage memory. In the event that the instruction codes are accessed from
a low speed external memory, it holds the accessed codes internally, and is used to increase the access speed
for all subsequent accesses.
Direct read or write access can not be done by instruction cache or instruction cache tag using software.
Instruction cache configuration
Basic instruction length of FR series : 2 bytes
Block layout : 2-way set associative type
Block
1 way is configured of 32 blocks.
1 block is 16 bytes (
= 4 sub blocks)
1 sub block is 4 bytes (
= 1 bus access unit)
Cash tag
I3
4 bytes
I2
4 bytes
I1
4 bytes
I0
4 bytes
Sub block 3
Block 0
Block 31
Block 0
Way 1
Way 2
32 blocks
Sub block 3
Sub block 2
Sub block 1
Sub block 0
Instruction Cache Configuration
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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