C8051F023R Silicon Laboratories Inc, C8051F023R Datasheet - Page 122

• Manufacturer Part Number: C8051F023R
• Description: IC 8051 MCU 64K FLASH 64TQFP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F02xr

Specifications of C8051F023R

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: EBI/EMI, SMBus (2-Wire/I²C), SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
• Number Of I /o: 32
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• Ram Size: 4.25K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 8x8b, 8x10b; D/A 2x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-TQFP, 64-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Other names: 336-1035-2

C8051F020/1/2/3
122
Bit7:
Bit6:
Bit5:
Bit4:
Bit3:
Bit2:
Bit1:
Bit0:
EXVLD
R/W
Bit7
EXVLD: Enable External Clock Source Valid (XTLVLD) Interrupt.
This bit sets the masking of the XTLVLD interrupt.
0: Disable XTLVLD interrupt.
1: Enable interrupt requests generated by the XTLVLD flag (OSCXCN.7)
ES1: Enable UART1 Interrupt.
This bit sets the masking of the UART1 interrupt.
0: Disable UART1 interrupt.
1: Enable UART1 interrupt.
EX7: Enable External Interrupt 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.
EX6: Enable External Interrupt 6.
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.
EADC1: Enable ADC1 End Of Conversion Interrupt.
This bit sets the masking of the ADC1 End of Conversion interrupt.
0: Disable ADC1 End of Conversion interrupt.
1: Enable interrupt requests generated by the ADC1 End of Conversion Interrupt.
ET4: Enable Timer 4 Interrupt
This bit sets the masking of the Timer 4 interrupt.
0: Disable Timer 4 interrupt.
1: Enable interrupt requests generated by the TF4 flag (T4CON.7).
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.
ET3: Enable Timer 3 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).
ES1
R/W
Bit6
Figure 12.12. EIE2: Extended Interrupt Enable 2
EX7
R/W
Bit5
EX6
R/W
Bit4
Rev. 1.4
EADC1
R/W
Bit3
ET4
R/W
Bit2
EADC0
R/W
Bit1
ET3
R/W
Bit0
SFR Address:
00000000
Reset Value
0xE7