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ST7260 数据表(PDF) 9 Page - STMicroelectronics

部件名 ST7260
功能描述  LOW SPEED USB 8-BIT MCU FAMILY WITH UP TO 8K FLASH/ROM AND SERIAL COMMUNICATION INTERFACE (SCI)
PDF  117 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

ST7260 数据表(HTML) 9 Page - STMicroelectronics

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Table 3. Device Pin Description (SO24)
39
NC
--
Do not connect
40
PA1/ICCDATA
I/O
CT 25mA X
T
Port A1
ICC Data
1
PA0/MCO
I/O
CT
XX
Port A0
Main Clock Output
2VSSA
S
Analog ground
3
USBDP
I/O
USB bidirectional data (data +)
4
USBDM
I/O
USB bidirectional data (data -)
5
USBVCC
O
USB power supply
6VDDA
S
Analog supply voltage
Pin n°
Pin Name
Level
Port / Control
Main
Function
(after reset)
Alternate Function
QFN40
Input
Output
Pin n°
Pin Name
Level
Port / Control
Main
Function
(after reset)
Alternate Function
SO24
Input
Output
1VDD
S
Power supply voltage (4V - 5.5V)
2
OSCOUT
O
Oscillator output
3
OSCIN
I
Oscillator input
4VSS
S
Digital ground
5
PC1/TDO
I/O
CT
X
X
Port C1
SCI Transmit Data Output
6
PC0/RDI
I/O
CT
X
X
Port C0
SCI Receive Data Input
7
RESET
I/O
X
X
Reset
8
PB6/IT7
I/O
CT 10mA X
XX
Port B6
9VPP/TEST
S
Programming supply
10
PB3
I/O
CT 10mA X
X
Port B3
11
PB2
I/O
CT 10mA X
X
Port B2
12
PB1/USBOE
I/O
CT 10mA X
X
Port B1
USB Output Enable
13
PB0
I/O
CT 10mA X
X
Port B0
14
PA7/OCMP2/IT4
I/O
CT
X
XX
Port A7
Timer Output Compare 2
15
PA5/ICAP2/IT2
I/O
CT
X
XX
Port A5
Timer Input Capture 2
16
PA4/ICAP1/IT1
I/O
CT
X
XX
Port A4
Timer Input Capture 1
17
PA3/EXTCLK
I/O
CT
X
X
Port A3
Timer External Clock
18
PA2/ICCCLK
I/O
CT 25mA X
T
Port A2
ICC Clock
19
PA1/ICCDATA
I/O
CT 25mA X
T
Port A1
ICC Data



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