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ST7260 View Datasheet(PDF) - STMicroelectronics
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ST7260
LOW SPEED USB 8-BIT MCU FAMILYWITH UP TO 8K FLASH/ROM AND SERIAL COMMUNICATION INTERFACE (SCI)
STMicroelectronics
ST7260 Datasheet PDF : 117 Pages
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ST7260
I/O PORTS
(Cont’d)
9.2.3 Port C
Table 13. Port C Description
PORT C
PC0
PC1
Input
1
with pull-up
with pull-up
I/O
Output
push-pull
push-pull
PC2
2
with pull-up
1
Reset State
2
Not available on SO24
push-pull
Alternate Function
Signal
Condition
RDI (SCI input)
TDO (SCI output)
SCI enable
USBOE (USB output ena-
USBOE =1
ble)
(MISCR)
Figure 22. Port C Configuration
ALTERNATE
1
OUTPUT
0
DR
LATCH
DDR
LATCH
DDR SEL
ALTERNATE ENABLE
V
DD
ALTERNATE ENABLE
P-BUFFER
PULL-UP
V
DD
PAD
DR SEL
1
0
ALTERNATE INPUT
N-BUFFER
ALTERNATE ENABLE
V
SS
CMOS SCHMITT TRIGGER
DIODES
33/117
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