C8051T320-GQR Silicon Labs, C8051T320-GQR Datasheet - Page 138
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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Part Number:
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138
Pins P0.0-P2.7
The crossbar peripherals are assigned in priority order from top to bottom, according to this
diagram.
the Crossbar should be manually configured to skip the corresponding port pins.
Notes:
1. P2.4-P2.7 are only available in certain packages.
2. NSS is only pinned out when the SPI is in 4-wire mode.
Pin Number
SYSCLK
Function
Pin Skip
These boxes represent Port pins which can potentially be assigned to a peripheral.
Special Function Signals are not assigned by the crossbar. When these signals are enabled,
Pins can be “skipped” by setting the corresponding bit in PnSKIP to ‘1’.
Settings
Figure 22.3. Priority Crossbar Decoder Potential Pin Assignments
Special
Signals
CP0A
CP1A
CEX0
CEX1
CEX2
CEX3
CEX4
MISO
MOSI
SCK
NSS
SDA
RX0
SCL
CP0
CP1
RX1
Port
TX0
TX1
ECI
T0
T1
0
0 0 0 0 0 0 0 0
1
are capable of being assigned to crossbar peripherals.
1 2 3 4 5 6 7 0
P0SKIP
P0
0 0 0 0 0 0 0 0
Rev. 1.1
1 2 3 4 5 6 7 0
P1SKIP
P1
0 0 0 0 0 0 0 0
1 2 3 4 5 6 7 0
P2SKIP
P2
1
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