C8051F581-IMR Silicon Labs, C8051F581-IMR Datasheet - Page 187

• Manufacturer Part Number: C8051F581-IMR
• Description: 8-bit Microcontrollers - MCU 50MIPS 128kB 8kB SPI
• Manufacturer: Silicon Labs

Specifications of C8051F581-IMR

• Rohs: yes
• Core: 8051
• Processor Series: C8051
• Data Bus Width: 8 bit

Highest
Priority
Lowest
Priority
Latches
Port
/SYSCLK
SMBus0
UART0
UART1
T0, T1,
/INT0,
CAN0
PCA0
PCA1
/INT1
SPI0
LIN0
CP0
CP1
CP2
P0
P1
P2
P3
P4
T4
T5
(Px.0-Px.7)
8 x 5
8 x 5
2
2
4
2
4
2
7
4
2
2
2
7
2
2
Figure 20.1. Port I/O Functional Block Diagram
Crossbar
Decoder
Priority
Rev. 1.2
Digital
PnSKIP
XBRn
8
8
8
8
8
PnDMIN Registers
PnMDOUT,
C8051F58x/F59x
Cells
Cells
Cells
Cells
Cells
P0
I/O
P1
I/O
P2
I/O
P3
I/O
P4
I/O
PnMATCH
Registers
PnMASK
External
Pins
P0.0
P0.7
P1.0
P1.7
P2.0
P2.7
P3.0
P3.7
P4.0
P4.7
Highest
Priority
Lowest
Priority
187