C8051F020-TB Silicon Laboratories Inc, C8051F020-TB Datasheet - Page 55

• Manufacturer Part Number: C8051F020-TB
• Description: BOARD PROTOTYPING W/C8051F020
• Manufacturer: Silicon Laboratories Inc
• Type: MCUr

Specifications of C8051F020-TB

• Contents: Board
• Processor To Be Evaluated: C8051F02x
• Interface Type: USB
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• For Use With/related Products: C8051F020
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Given:
AMX0SL = 0x00, AMX0CF = 0x01,
AD0LJST = ‘0’,
ADC0LTH:ADC0LTL = 0x0100,
ADC0GTH:ADC0GTL = 0xFFFF.
An ADC0 End of Conversion will cause an ADC0
Window Compare Interrupt (AD0WINT = ‘1’) if
the resulting ADC0 Data Word is < 0x0100 and
> 0xFFFF. (In two’s-complement math,
0xFFFF = -1.)
Figure 5.17. 12-Bit ADC0 Window Interrupt Example: Right Justified Differential Data
REF x (2047/2048)
REF x (256/2048)
REF x (-1/2048)
Input Voltage
(AD0 - AD1)
-REF
ADC Data
0xFFFF
0xFFFE
0x07FF
0x00FF
0xF800
0x0101
0x0100
0x0000
Word
ADC0LTH:ADC0LTL
ADC0GTH:ADC0GTL
AD0WINT
not affected
AD0WINT=1
AD0WINT
not affected
Rev. 1.4
Given:
AMX0SL = 0x00, AMX0CF = 0x01,
AD0LJST = ‘0’,
ADC0LTH:ADC0LTL = 0xFFFF,
ADC0GTH:ADC0GTL = 0x0100.
An ADC0 End of Conversion will cause an ADC0
Window Compare Interrupt (AD0WINT = ‘1’) if
the resulting ADC0 Data Word is < 0xFFFF or
> 0x0100. (In two’s-complement math,
0xFFFF = -1.)
REF x (2047/2048)
REF x (256/2048)
REF x (-1/2048)
Input Voltage
(AD0 - AD1)
-REF
ADC Data
0xFFFF
0xFFFE
0x07FF
0x0101
0x0100
0x00FF
0x0000
0xF800
Word
C8051F020/1
ADC0GTH:ADC0GTL
ADC0LTH:ADC0LTL
AD0WINT=1
AD0WINT
not affected
AD0WINT=1
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