參數(shù)資料
型號: SST89C58-33-I-TQJE
廠商: SILICON STORAGE TECHNOLOGY INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, FLASH, 33 MHz, MICROCONTROLLER, PQFP44
封裝: LEAD FREE, TQFP-44
文件頁數(shù): 18/52頁
文件大?。?/td> 967K
代理商: SST89C58-33-I-TQJE
Data Sheet
FlashFlex51 MCU
SST89C54 / SST89C58
25
2004 Silicon Storage Technology, Inc.
S71131-04-000
6/04
The Byte-Program command programs data into a single
byte location. The Byte-Program command sequence is as
follows:
The Burst-Program command programs data into half of a
sector (row) which has the same row address, sequentially
byte-by-byte. Refer to the Memory Organization section in
Figure 3-1 for details. The MOVC instruction and all IAP
commands except Burst-Program are invalid during the
Burst-Program
cycle.
The
Burst-Program
command
sequence is as follows:
Move data to SFDT
MOV SFDT, #data
Interrupt scheme
MOV SFCM, #8EH
Polling scheme
MOV SFCM, #0EH
INT1 interrupt
indicates completion
SFST[2] indicates
operation completion
Load byte address
MOV SFAH, #byte_addressH
MOV SFAL, #byte_addressL
1131 F11.0
IAP Enable
ORL SFCF, #40H
Move data to SFDT
MOV SFDT, #data
SFST[2] indicates
Burst-Program completion
Interrupt scheme
MOV SFCM, #86H
Polling scheme
MOV SFCM, #06H
INT1 interrupt
indicates completion
SFST[3] indicates
byte completion
Next same
row address
Y
N
Program
another
byte
Load byte address
MOV SFAH, #byte_addressH
MOV SFAL, #byte_addressL
1131 F12.0
IAP Enable
ORL SFCF, #40H
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