參數(shù)資料
型號: ST72652R4T1
英文描述: ST7 - LOW-POWER. FULL-SPEED USB 8-BIT MCU WITH 32K FLASH. 5K RAM. FLASH CARD I/F. TIMER. PWM. ADC. I2C
中文描述: ST7的-低功耗。全速USB 8位32K快閃微控制器。 5K內(nèi)存。閃存卡的I /樓計時器。脈寬調(diào)制。 ADC的。的I2C
文件頁數(shù): 114/166頁
文件大?。?/td> 2089K
代理商: ST72652R4T1
ST7265x
51/166
I/O PORTS (Cont’d)
Figure 35. I/O Port General Block Diagram
Table 12. I/O Port Mode Options
Legend: NI - not implemented
Off - implemented not activated
On - implemented and activated
Note: The diode to VDD is not implemented in the true open drain pads. A local protection between the
pad and VSS is implemented to protect the device against positive stress.
Configuration Mode
Pull-Up
P-Buffer
Diodes
to VDD
to VSS
Input
Floating with/without Interrupt
Off
On
Pull-up with/without Interrupt
On
Output
Push-pull
Off
On
Open Drain (logic level)
Off
True Open Drain
NI
NI (see note)
DR
DDR
OR
DA
T
A
B
U
S
PAD
VDD
ALTERNATE
ENABLE
ALTERNATE
OUTPUT
1
0
OR SEL
DDR SEL
DR SEL
PULL-UP
CONFIGURATION
P-BUFFER
(see table below)
N-BUFFER
PULL-UP
(see table below)
ANALOG
INPUT
If implemented
ALTERNATE
INPUT
VDD
DIODES
(see table below)
FROM
OTHER
BITS
EXTERNAL
SOURCE (eix)
INTERRUPT
POLARITY
SELECTION
CMOS
SCHMITT
TRIGGER
REGISTER
ACCESS
1
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