C8051F537-IT Silicon Laboratories Inc, C8051F537-IT Datasheet - Page 103

• Manufacturer Part Number: C8051F537-IT
• Description: IC 8051 MCU 2K FLASH 20TSSOP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F53xr

Specifications of C8051F537-IT

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
• Number Of I /o: 16
• Program Memory Size: 2KB (2K x 8)
• Program Memory Type: FLASH
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 5.25 V
• Data Converters: A/D 16x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 20-TSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Other names: 336-1401

SFR Definition 10.4. EIP1: Extended Interrupt Priority 1
Bit7:
Bit6:
Bit5:
Bit4:
Bit3:
Bit2:
Bit1:
Bit0:
PMAT
R/W
Bit7
PMAT. Port Match Interrupt Priority Control.
This bit sets the priority of the Port Match interrupt.
0: Port Match interrupt set to low priority level.
1: Port Match interrupt set to high priority level.
PREG0: Voltage Regulator Interrupt Priority Control.
This bit sets the priority of the Voltage Regulator interrupt.
0: Voltage Regulator interrupt set to low priority level.
1: Voltage Regulator interrupt set to high priority level.
PLIN: LIN Interrupt Priority Control.
This bit sets the priority of the CP0 interrupt.
0: LIN interrupt set to low priority level.
1: LIN interrupt set to high priority level.
PCPR: Comparator Rising Edge Interrupt Priority Control.
This bit sets the priority of the Rising Edge Comparator interrupt.
0: Comparator interrupt set to low priority level.
1: Comparator interrupt set to high priority level.
PCPF: Comparator falling Edge Interrupt Priority Control.
This bit sets the priority of the Falling Edge Comparator interrupt.
0: Comparator interrupt set to low priority level.
1: Comparator interrupt set to high priority level.
PPAC0: Programmable Counter Array (PCA0) Interrupt Priority Control.
This bit sets the priority of the PCA0 interrupt.
0: PCA0 interrupt set to low priority level.
1: PCA0 interrupt set to high priority level.
PREG0: ADC0 Conversion Complete Interrupt Priority Control.
This bit sets the priority of the ADC0 Conversion Complete interrupt.
0: ADC0 Conversion Complete interrupt set to low priority level.
1: ADC0 Conversion Complete interrupt set to high priority level.
PWADC0: ADC0 Window Comparison Interrupt Priority Control.
This bit sets the priority of the ADC0 Window Comparison interrupt.
0: ADC0 Window Comparison interrupt set to low priority level.
1: ADC0 Window Comparison interrupt set to high priority level.
PREG0
R/W
Bit6
PLIN
R/W
Bit5
PCPR
C8051F52x/F52xA/F53x/F53xA
R/W
Bit4
Rev. 1.3
PCPF
R/W
Bit3
PPAC0
R/W
Bit2
PREG0
R/W
Bit1
SFR Address:
PWADC0 00000000
R/W
Bit0
Reset Value
0xF6
103