C8051F005 Silicon Laboratories Inc, C8051F005 Datasheet - Page 37

• Manufacturer Part Number: C8051F005
• Description: IC 8051 MCU 32K FLASH 64TQFP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F00xr

Specifications of C8051F005

• 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: 32
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 2.25K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 8x12b, 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: -

37
C8051F000/1/2/5/6/7
C8051F010/1/2/5/6/7
Given:
AMX0SL = 0x00, AMX0CF = 0x00, ADLJST = 0,
ADC0LTH:ADC0LTL = 0x0200,
ADC0GTH:ADC0GTL = 0x0100.
An ADC End of Conversion will cause an ADC Window
Compare Interrupt (ADWINT=1) if the resulting ADC
Data Word is < 0x0200 and > 0x0100.
Given:
AMX0SL = 0x00, AMX0CF = 0x01, ADLJST = 0,
ADC0LTH:ADC0LTL = 0x0100,
ADC0GTH:ADC0GTL = 0xFFFF.
An ADC End of Conversion will cause an ADC Window
Compare Interrupt (ADWINT=1) if the resulting ADC
Data Word is < 0x0100 and > 0xFFFF.
Complement math, 0xFFFF = -1.)
REF x (4095/4096)
REF x (512/4096)
REF x (256/4096)
(AD0 - AGND)
REF x (2047/2048)
Input Voltage
REF x (256/2048)
REF x (-1/2048)
Figure 5.14. 12-Bit ADC Window Interrupt Examples, Right Justified Data
Input Voltage
(AD0 - AD1)
0
-REF
ADC Data
ADC Data
0x0FFF
0x0201
0x0200
0x01FF
0x0101
0x0100
0x00FF
0x0000
Word
0xFFFF
0xFFFE
0x07FF
0x0101
0x0100
0x00FF
0x0000
0xF800
Word
ADC0LTH:ADC0LTL
ADC0GTH:ADC0GTL
ADC0LTH:ADC0LTL
ADC0GTH:ADC0GTL
ADWINT
not affected
ADWINT=1
ADWINT
not affected
ADWINT
not affected
ADWINT=1
ADWINT
not affected
(Two’s
Rev. 1.7
Given:
AMX0SL = 0x00, AMX0CF = 0x00, ADLJST = 0,
ADC0LTH:ADC0LTL = 0x0100,
ADC0GTH:ADC0GTL = 0x0200.
An ADC End of Conversion will cause an ADC Window
Compare Interrupt (ADWINT=1) if the resulting ADC
Data Word is < 0x0100 or > 0x0200.
Given:
AMX0SL = 0x00, AMX0CF = 0x01, ADLJST = 0,
ADC0LTH:ADC0LTH = 0xFFFF,
ADC0GTH:ADC0GTL = 0x0100.
An ADC End of Conversion will cause an ADC Window
Compare Interrupt (ADWINT=1) if the resulting ADC
Data Word is < 0xFFFF or > 0x0100. (Two’s Complement
math, 0xFFFF = -1.)
REF x (4095/4096)
REF x (2047/2048)
REF x (512/4096)
REF x (256/4096)
REF x (256/2048)
(AD0 - AGND)
REF x (-1/2048)
Input Voltage
Input Voltage
(AD0 - AD1)
-REF
0
ADC Data
ADC Data
0xFFFF
0xFFFE
0x07FF
0x00FF
0xF800
0x0101
0x0100
0x0000
0x0FFF
Word
0x0201
0x0200
0x01FF
0x0101
0x0100
0x00FF
0x0000
Word
ADC0GTH:ADC0GTL
ADC0LTH:ADC0LTL
ADC0GTH:ADC0GTL
ADC0LTH:ADC0LTL
ADWINT=1
ADWINT
not affected
ADWINT=1
ADWINT=1
ADWINT
not affected
ADWINT=1