C8051F531-IT Silicon Laboratories Inc, C8051F531-IT Datasheet - Page 102

• Manufacturer Part Number: C8051F531-IT
• Description: IC 8051 MCU 8K FLASH 20TSSOP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F53xr

Specifications of C8051F531-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: 8KB (8K 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
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: SPI, UART
• Maximum Clock Frequency: 25 MHz
• Number Of Programmable I/os: 16
• Number Of Timers: 3
• Operating Supply Voltage: 2.7 V to 5.25 V
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 12 bit, 16 Channel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details
• Other names: 336-1393

C8051F52x/F52xA/F53x/F53xA
SFR Definition 10.3. EIE1: Extended Interrupt Enable 1
102
Bit7:
Bit6:
Bit5:
Bit4:
Bit3:
Bit2:
Bit1:
Bit0:
EMAT
R/W
Bit7
EMAT: Enable Port Match Interrupt.
This bit sets the masking of the Port Match interrupt.
0: Disable the Port Match interrupt.
1: Enable the Port Match interrupt.
EREG0: Enable Voltage Regulator Interrupt.
This bit sets the masking of the Voltage Regulator Dropout interrupt.
0: Disable the Voltage Regulator Dropout interrupt.
1: Enable the Voltage Regulator Dropout interrupt.
ELIN: Enable LIN Interrupt.
This bit sets the masking of the LIN interrupt.
0: Disable LIN interrupts.
1: Enable LIN interrupt requests.
ECPR: Enable Comparator 0 Rising Edge Interrupt
This bit sets the masking of the CP0 Rising Edge interrupt.
0: Disable CP0 Rising Edge Interrupt.
1: Enable CP0 Rising Edge Interrupt.
ECPF: Enable Comparator 0 Falling Edge Interrupt
This bit sets the masking of the CP0 Falling Edge interrupt.
0: Disable CP0 Falling Edge Interrupt.
1: Enable CP0 Falling Edge Interrupt.
EPCA0: Enable Programmable Counter Array (PCA0) Interrupt.
This bit sets the masking of the PCA0 interrupts.
0: Disable all PCA0 interrupts.
1: Enable interrupt requests generated by PCA0.
EADC0: Enable ADC0 Conversion Complete Interrupt.
This bit sets the masking of the ADC0 Conversion Complete interrupt.
0: Disable ADC0 Conversion Complete interrupt.
1: Enable interrupt requests generated by the AD0INT flag.
EWADC0: Enable ADC0 Window Comparison Interrupt.
This bit sets the masking of the ADC0 Window Comparison interrupt.
0: Disable ADC0 Window Comparison interrupt.
1: Enable interrupt requests generated by the AD0WINT flag.
EREG0
R/W
Bit6
ELIN
R/W
Bit5
ECPR
R/W
Bit4
Rev. 1.3
ECPF
R/W
Bit3
EPCA0
R/W
Bit2
EADC0
R/W
Bit1
SFR Address:
EWADC0 00000000
R/W
Bit0
Reset Value
0xE6