參數(shù)資料
型號(hào): ST72651R6T1
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(jì)時(shí)器。脈寬調(diào)制。 ADC的。的I2C
文件頁數(shù): 115/166頁
文件大?。?/td> 2089K
代理商: ST72651R6T1
ST7265x
52/166
I/O PORTS (Cont’d)
Table 13. I/O Port Configurations
Notes:
1. When the I/O port is in input configuration and the associated alternate function is enabled as an output,
reading the DR register will read the alternate function output status.
2. When the I/O port is in output configuration and the associated alternate function is enabled as an input,
the alternate function reads the pin status given by the DR register content.
Hardware Configuration
INPUT
1)
O
PEN-
DRAIN
OUT
PUT
2)
PUS
H-PU
LL
OU
TPU
T
2)
CONFIGURATION
PAD
VDD
RPU
EXTERNAL INTERRUPT
POLARITY
DATA BUS
PULL-UP
INTERRUPT
DR REGISTER ACCESS
W
R
FROM
OTHER
PINS
SOURCE (eix)
SELECTION
DR
REGISTER
CONFIGURATION
ALTERNATE INPUT
NOT IMPLEMENTED IN
TRUE OPEN DRAIN
I/O PORTS
ANALOG INPUT
PAD
RPU
DATA BUS
DR
DR REGISTER ACCESS
W
VDD
ALTERNATE
ENABLE
OUTPUT
REGISTER
NOT IMPLEMENTED IN
TRUE OPEN DRAIN
I/O PORTS
R
PAD
RPU
DATA BUS
DR
DR REGISTER ACCESS
VDD
ALTERNATE
ENABLE
OUTPUT
REGISTER
NOT IMPLEMENTED IN
TRUE OPEN DRAIN
I/O PORTS
R
W
1
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