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STR71XF 数据表(PDF) 19 Page - STMicroelectronics

部件名 STR71XF
功能描述  ARM7TDMI??32-bit MCU with Flash, USB, CAN 5 timers, ADC, 10 communications interfaces
PDF  78 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) 19 Page - STMicroelectronics

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STR71xF
System architecture
19/78
125
A7
P0.2/S0.SCLK
/I1.SCL
I/O pu
CT X4mA X
X
Port 0.2
BSPI0: Serial
Clock
I2C1: Serial clock
Note: Programming AF function
selects I2C by default. BSPI must be
enabled by SPI_EN bit in the
BOOTCR register.
126
A6
P0.3/S0.SS/
I1.SDA
I/O pu
CT
4mA
X
X
Port 0.3
SPI0: Slave
Select input
active low.
I2C1: Serial Data
Note: Programming AF function
selects I2C by default. BSPI must be
enabled by SPI_EN bit in the
BOOTCR register.
127
C7
P0.4/S1.MISO I/O pu
CT
4mA
X
X
Port 0.4
SPI1: Master in/Slave out data
128
D7
VSS18
S
Stabilization for main voltage regulator.
129
E7
V18
S
Stabilization for main voltage regulator. Requires
external capacitors of at least 10µF + 33nF
between V18 and VSS18. See Figure 5.
130
F7
A.14
O
7)
8mA
X
External Memory Interface: address bus
131
B6
A.15
O
7)
8mA
X
132
C6
A.16
O
7)
8mA
X
133
D6
A.17
O
7)
8mA
X
134
E6
A.18
O
7)
8mA
X
135
A5
A.19
O
7)
8mA
X
136
B5
WE.1
O
5)
8mA
X
External Memory Interface: active low MSB write
enable output
137
C5
WE.0
O
5)
8mA
X
External Memory Interface: active low LSB write
enable output
138
A3
V33
S
Supply voltage for digital I/Os4)
139
A2
VSS
S
Ground voltage for digital I/Os4)
140
D5
P0.5/S1.MOSI I/O pu
CT
4mA
X
X
Port 0.5
SPI1: Master out/Slave In data
141
A4
P0.6/S1.SCLK I/O pu
CT X 4mA X
X
Port 0.6
SPI1: Serial Clock
142
B4
P0.7/S1.SS
I/O pu
CT
4mA
X
X
Port 0.7
SPI1: Slave Select input active low
Table 4.
STR710 pin description
Pin n°
Pin name
Input
Output
Main
function
(after
reset)
Alternate function



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