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ST7260XX Datasheet(PDF) 39 Page - STMicroelectronics

Part # ST7260XX
Description  Low speed USB 8-bit MCU family with up to 8K Flash
PDF  139 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST7260XX Datasheet(HTML) 39 Page - STMicroelectronics

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ST7260xx
I/O ports
39/139
Figure 20.
PA1, PA2 configuration
10.2.2
Port B
DR
DDR
LATCH
LATCH
DR SEL
DDR SEL
PAD
ALTERNATE ENABLE
ALTERNATE ENABLE
ALTERNATE
OUTPUT
N-BUFFER
1
0
1
0
CMOS SCHMITT TRIGGER
VSS
Table 16.
Port B description
Port B
I/O
Alternate function
Input(1)
Output
Signal
Condition
PB0
without pull-up
push-pull
PB1
without pull-up
push-pull
USBOE
(USB output enable)(2)
USBOE =1
(MISCR)
PB2
without pull-up
push-pull
PB3
without pull-up
push-pull
PB4
without pull-up
push-pull
IT5 Schmitt triggered
input
IT4E = 1 (ITIFRE)
PB5
without pull-up
push-pull
IT6 Schmitt triggered
input
IT5E = 1 (ITIFRE)
PB6
without pull-up
push-pull
IT7 Schmitt triggered
input
IT6E = 1 (ITIFRE)



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