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PIC16F1507-E/SS. bảng dữ liệu(PDF) 87 Page - Microchip Technology

tên linh kiện PIC16F1507-E/SS.
Giải thích chi tiết về linh kiện  20-Pin Flash, 8-Bit Microcontrollers
PDF  278 Pages
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nhà sản xuất  MICROCHIP [Microchip Technology]
Trang chủ  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

PIC16F1507-E/SS. bảng dữ liệu(HTML) 87 Page - Microchip Technology

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 2011-2015 Microchip Technology Inc.
DS40001586D-page 87
PIC16(L)F1507
FIGURE 10-6:
FLASH MEMORY WRITE FLOWCHART
Start
Write Operation
End
Write Operation
CPU stalls while Write
operation completes
(2 ms typical)
No delay when writing to
Program Memory Latches
Determine number of
words to be written into
Program or Configuration
Memory. The number of
words cannot exceed the
number of words per row
(word_cnt)
Last word to
write ?
Disable Interrupts
(GIE =
0)
Select
Program or Config.
Memory (CFGS)
Select Row Address
(PMADRH:PMADRL)
Select Write Operation
(FREE =
0)
Load Write Latches Only
(LWLO =
1)
Enable Write/Erase
Operation (WREN =
1)
Load the value to write
(PMDATH:PMDATL)
Update the word counter
(word_cnt--)
Unlock Sequence
(See Note 1)
Increment Address
(PMADRH:PMADRL++)
Write Latches to Flash
(LWLO =
0)
Unlock Sequence
(See Note 1)
Disable Write/Erase
Operation (WREN =
0)
Re-enable Interrupts
(GIE =
1)
Yes
No
Rev. 10-000049A
7/30/2013
Note 1:
See Figure 10-3.



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