C8051F352 Silicon Laboratories Inc, C8051F352 Datasheet - Page 52

• Manufacturer Part Number: C8051F352
• Description: IC 8051 MCU 8K FLASH 32LQFP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F35xr

Specifications of C8051F352

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 50MHz
• Connectivity: SMBus (2-Wire/I²C), SPI, UART/USART
• Peripherals: POR, PWM, Temp Sensor, WDT
• Number Of I /o: 17
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 768 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 8x16b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-LQFP
• Processor Series: C8051F35x
• Core: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 768 B
• Interface Type: I2C, SPI, UART
• Maximum Clock Frequency: 50 MHz
• Number Of Programmable I/os: 17
• Number Of Timers: 4
• Operating Supply Voltage: 2.7 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 16 bit
• On-chip Dac: 8 bit
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: No

C8051F350/1/2/3
52
Bit 7:
Bit 6:
Bit 5:
Bit 4:
Bit 3:
Bit 2:
Bit 1:
Bit 0:
AD0BUSY AD0CBSY AD0INT
Bit7
R
AD0BUSY: ADC0 Conversion In-Progress Flag.
0: ADC0 is not performing conversions.
1: ADC0 conversion in progress.
AD0CBSY: ADC0 Calibration In-Progress Flag.
0: ADC0 is not performing a calibration.
1: ADC0 calibration in progress.
AD0INT: ADC0 Conversion Complete Interrupt Flag.
This flag must be cleared in software.
0: ADC0 has not completed a conversion since the last time this flag was cleared.
1: ADC0 conversion is complete.
AD0S3C: ADC0 SINC3 Filter Clip Flag.
This error flag indicates that a clip has occurred in the SINC3 filter during the conversion
process.
0: ADC0 SINC3 filter clip did not occur.
1: ADC0 SINC3 filter clip occurred during conversion.
AD0FFC: ADC0 Fast Filter Clip Flag.
This error flag indicates that a clip has occurred in the fast filter during the conversion pro-
cess.
0: ADC0 fast filter clip did not occur.
1: ADC0 fast filter clip occurred during conversion.
AD0CALC: ADC0 Calibration Complete Flag.
0: ADC0 calibration not complete.
1: ADC0 calibration complete.
AD0ERR: ADC0 Error Flag
This bit is set by hardware under the following conditions:
0: ADC0 error did not occur.
1: ADC0 error occurred.
AD0OVR: ADC0 Overrun Flag
This error flag indicates an overrun condition.
0: ADC0 Overrun did not occur.
1: ADC0 Overrun occurred.
Bit6
R
1) A conversion cycle produced an AD0OVR, AD0S3C, or AD0FFC error.
2) A calibration cycle produced a result that is beyond the limits of the offset or gain
register.
Figure 5.13. ADC0STA: ADC0 Status Register
R/W
Bit5
AD0S3C
R/W
Bit4
AD0FFC AD0CALC AD0ERR
Rev. 0.4
R/W
Bit3
R/W
Bit2
R/W
Bit1
SFR Address:
AD0OVR 00000000
R/W
Bit0
0xE8
Addressable
Reset Value
Bit