C8051T320-GQR Silicon Labs, C8051T320-GQR Datasheet - Page 143
C8051T320-GQR
Manufacturer Part Number
C8051T320-GQR
Description
8-bit Microcontrollers - MCU USB-OTP-16K-ADC
Manufacturer
Silicon Labs
Datasheet
1.C8051T322-GQR.pdf
(292 pages)
Specifications of C8051T320-GQR
Rohs
yes
Core
8051
Data Bus Width
8 bit
Processor Series
C8051
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Quantity
Price
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Part Number:
C8051T320-GQR
Manufacturer:
Silicon Laboratories Inc
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10 000
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SFR Definition 22.2. XBR1: Port I/O Crossbar Register 1
SFR Address = 0xE2
Name WEAKPUD
Reset
Bit
2:0 PCA0ME[2:0] PCA Module I/O Enable Bits.
Type
7
6
5
4
3
Bit
WEAKPUD
XBARE
Name
ECIE
T1E
T0E
R/W
7
0
Port I/O Weak Pullup Disable.
0: Weak Pullups enabled (except for Ports whose I/O are configured for analog
mode).
1: Weak Pullups disabled.
Crossbar Enable.
0: Crossbar disabled.
1: Crossbar enabled.
T1 Enable.
0: T1 unavailable at Port pin.
1: T1 routed to Port pin.
T0 Enable.
0: T0 unavailable at Port pin.
1: T0 routed to Port pin.
PCA0 External Counter Input Enable.
0: ECI unavailable at Port pin.
1: ECI routed to Port pin.
000: All PCA I/O unavailable at Port pins.
001: CEX0 routed to Port pin.
010: CEX0, CEX1 routed to Port pins.
011: CEX0, CEX1, CEX2 routed to Port pins.
100: CEX0, CEX1, CEX2, CEX3 routed to Port pins.
101: CEX0, CEX1, CEX2, CEX3, CEX4 routed to Port pins.
110-111: Reserved.
XBARE
R/W
6
0
R/W
T1E
C8051T620/621/320/321/322/323
5
0
Rev. 1.1
R/W
T0E
4
0
Function
ECIE
R/W
3
0
2
0
PCA0ME[2:0]
R/W
1
0
0
0
143
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