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STR71XF 数据表(PDF) 12 Page - STMicroelectronics

部件名 STR71XF
功能描述  Evaluation Board for STR71xF
PDF  27 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STR71XF 数据表(HTML) 12 Page - STMicroelectronics

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2 Hardware
STR710-EVAL
11/27
For switch position details, see
Figure 3: Option jumpers, resistors and switches on page 9.
SW9
Figure 11 on page 15
RS232 source select:
1 = UART1 connected to RS232-B
A = UART2 connected to RS232-B
1
SW10
-
Not fitted: do not fit
-
SW11
Figure 11 on page 15
Wake upL
PTM
SW12
Figure 11 on page 15
Reset
PTM
SW13
Figure 11 on page 15
Boot mode 1, see
Table 6 on page 11.2-3
SW14
Figure 11 on page 15
Boot mode 0, see
Table 6 on page 11.1-2
SW15
Figure 11 on page 15
Boot EN, see
Table 6 on page 11.2-3
Table 6.
Boot modes
Boot
EN
(SW15)
Boot1
B1
(SW13)
Boot0
B0
(SW14)
Mode
Boot memory
mapping
Notes
1-2
any
any
USER
flash mapped
at 0h
System executes
code from flash
2-3
1-2
1-2
2-3
1-2
2-3
BOOT
BOOTFLASH
mapped at 0h
System executes a
“primary boot loader
(ST-firmware)” from
Boot-FLASH then
jumps to RAM
Clock FROZEN
2-3
2-3
1-2
RAM
RAM mapped
at 0h
System executes
code from internal
RAM
For Lab development
2-3
2-3
2-3
EXTMEM
EXTMEM
mapped at oh
System executes
code from external
memory
Table 5.
Option switch settings
Switch
Schematic
Description
Default
STR71
BOOTEN
SW15
BOOT1
BOOT0
SW13
SW14
STR71
BOOTEN
SW15
BOOT1
BOOT0
SW13
SW14
STR71
BOOTEN
SW15
BOOT1
BOOT0
SW13
SW14
STR71
BOOTEN
SW15
BOOT1
BOOT0
SW13
SW14



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