C8051F019 Silicon Laboratories Inc, C8051F019 Datasheet - Page 64

• Manufacturer Part Number: C8051F019
• Description: IC 8051 MCU 16K FLASH 48TQFP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F018r

Specifications of C8051F019

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: SMBus (2-Wire/I²C), SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
• Number Of I /o: 16
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Ram Size: 1.25K x 8
• Voltage - Supply (vcc/vdd): 2.8 V ~ 3.6 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 48-TQFP, 48-VQFP
• Data Bus Width: 8 bit
• Data Ram Size: 1.25 KB
• Interface Type: I2C, SMBus, SPI, UART
• Maximum Clock Frequency: 25 MHz
• Number Of Programmable I/os: 16
• Number Of Timers: 16 bit
• Operating Supply Voltage: 2.8 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 8 Channel
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: No

Bit7:
Bit6:
Bit5:
Bit4:
Bit3:
Bit2:
Bit1:
Bit0:
EXVLD
R/W
Bit7
This bit sets the masking of the XTLVLD interrupt.
0: Disable all XTLVLD interrupts.
1: Enable interrupt requests generated by the XTLVLD flag (OSCXCN.7)
This bit sets the masking of External Interrupt 7.
0: Disable External Interrupt 7.
1: Enable interrupt requests generated by the External Interrupt 7 input pin.
This bit sets the masking of External Interrupt 6.
0: Disable External Interrupt 6.
1: Enable interrupt requests generated by the External Interrupt 6 input pin.
This bit sets the masking of External Interrupt 5.
0: Disable External Interrupt 5.
1: Enable interrupt requests generated by the External Interrupt 5 input pin.
This bit sets the masking of External Interrupt 4.
0: Disable External Interrupt 4.
1: Enable interrupt requests generated by the External Interrupt 4 input pin.
EADC0: Enable ADC0 End of Conversion Interrupt.
This bit sets the masking of the ADC0 End of Conversion Interrupt.
0: Disable ADC0 Conversion Interrupt.
1: Enable interrupt requests generated by the ADC0 Conversion Interrupt.
This bit sets the masking of the Timer 3 interrupt.
0: Disable all Timer 3 interrupts.
1: Enable interrupt requests generated by the TF3 flag (TMR3CN.7)
EXVLD: Enable External Clock Source Valid (XTLVLD) Interrupt.
Reserved. Must Write 0. Reads 0.
EX7: Enable External Interrupt 7.
EX6: Enable External Interrupt 6.
EX5: Enable External Interrupt 5.
EX4: Enable External Interrupt 4.
ET3: Enable Timer 3 Interrupt.
R/W
Bit6
-
EX7
R/W
Bit5
Figure 8.12. EIE2: Extended Interrupt Enable 2
EX6
R/W
Bit4
Rev. 1.2
EX5
R/W
Bit3
EX4
R/W
Bit2
EADC0
R/W
Bit1
C8051F018
C8051F019
R/W
ET3
Bit0
SFR Address:
Reset Value
00000000
0xE7
64