參數(shù)資料
型號: ST7260E2M1/XXX
廠商: STMICROELECTRONICS
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PDSO24
封裝: 0.300 INCH, LEAD FREE, PLASTIC, SOP-24
文件頁數(shù): 97/118頁
文件大?。?/td> 2304K
代理商: ST7260E2M1/XXX
ST7260
8/117
Table 2. Device Pin Description (QFN40)
Pin n°
Pin Name
Type
Level
Port / Control
Main
Function
(after reset)
Alternate Function
QFN40
Inp
u
t
O
u
tput
Input
Output
fl
oat
wpu
int
OD
PP
7VDD
S
Power supply voltage (4V - 5.5V)
8
OSCOUT
O
Oscillator output
9
OSCIN
I
Oscillator input
10
VSS
S
Digital ground
11
PC2/USBOE
I/O
CT
X
X
Port C2
USB Output Enable
12
PC1/TDO
I/O
CT
X
X
Port C1
SCI Transmit Data Output
13
PC0/RDI
I/O
CT
X
X
Port C0
SCI Receive Data Input
14
RESET
I/O
X
X
Reset
15
NC
--
Not connected
16
NC
--
Not connected
17
PB7/IT8
I/O
CT 10mA X
XX
Port B7
18
PB6/IT7
I/O
CT 10mA X
XX
Port B6
19
VPP/TEST
S
Programming supply
20
PB5/IT6
I/O
CT 10mA X
XX
Port B5
21
PB4/IT5
I/O
CT 10mA X
XX
Port B4
22
PB3
I/O
CT 10mA X
X
Port B3
23
PB2
I/O
CT 10mA X
X
Port B2
24
PB1
I/O
CT 10mA X
X
Port B1
25
PB0
I/O
CT 10mA X
X
Port B0
26
PA7/OCMP2/IT4
I/O
CT
X
XX
Port A7
Timer Output Compare 2
27
PA6/OCMP1/IT3
I/O
CT
X
XX
Port A6
Timer Output Compare 1
28
PA5/ICAP2/IT2
I/O
CT
X
XX
Port A5
Timer Input Capture 2
29
PA4/ICAP1/IT1
I/O
CT
X
XX
Port A4
Timer Input Capture 1
30
PA3/EXTCLK
I/O
CT
X
X
Port A3
Timer External Clock
31
PA2/ICCCLK
I/O
CT 25mA X
T
Port A2
ICC Clock
32
NC
--
Do not connect
33
NC
--
Do not connect
34
NC
--
Do not connect
35
NC
--
Do not connect
36
NC
--
Do not connect
37
NC
--
Do not connect
38
NC
--
Do not connect
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