參數(shù)資料
型號: T89C51IC2-RLTIL
廠商: ATMEL CORP
元件分類: 微控制器/微處理器
英文描述: 8-bit Microcontroller with Flash and I2C Interface
中文描述: 8-BIT, FLASH, 20 MHz, MICROCONTROLLER, PQFP44
封裝: 1.40 MM HEIGHT, VQFP-44
文件頁數(shù): 48/170頁
文件大小: 1927K
代理商: T89C51IC2-RLTIL
48
A/T89C51CC01
4129L–CAN–08/05
Operation Cross
Memory Access
Space addressable in read and write are:
RAM
ERAM (Expanded RAM access by movx)
XRAM (eXternal RAM)
EEPROM DATA
FM0 (user flash)
Hardware byte
XROW
Boot Flash
Flash Column latch
The table below provide the different kind of memory which can be accessed from differ-
ent code location.
Note:
1. RWW: Read While Write
Table 28.
Cross Memory Access
Action
RAM
XRAM
ERAM
Boot FLASH
FM0
E2 Data
Hardware
Byte
XROW
boot FLASH
Read
OK
OK
OK
OK
-
Write
-
OK
(1)
OK
(1)
OK
(1)
OK
(1)
FM0
Read
-
OK
OK
OK
-
Write
-
OK (idle)
OK
(1)
-
OK
External
memory
EA = 0
or Code Roll
Over
Read
-
-
OK
-
-
Write
-
-
OK
(1)
-
-
相關PDF資料
PDF描述
T89C51CC01 Enhanced 8-bit MCU with CAN controller and Flash
T89C51RD2-3CFC-L 0 to 40MHz Flash Programmable 8-bit Microcontroller
T89C51RD2-3CFC-M 0 to 40MHz Flash Programmable 8-bit Microcontroller
T89C51RD2-3CFI-L 0 to 40MHz Flash Programmable 8-bit Microcontroller
T89C51RD2-3CFI-M 0 to 40MHz Flash Programmable 8-bit Microcontroller
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