C8051F040-TB Silicon Laboratories Inc, C8051F040-TB Datasheet - Page 86

• Manufacturer Part Number: C8051F040-TB
• Description: BOARD PROTOTYPING W/C8051F040
• Manufacturer: Silicon Laboratories Inc
• Type: MCUr

Specifications of C8051F040-TB

• Contents: Board
• Processor To Be Evaluated: C8051F04x
• Interface Type: USB
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• For Use With/related Products: C8051F040
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

C8051F040/1/2/3/4/5/6/7
86
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. (In two’s-complement math,
0xFFFF = -1.)
Given:
REF x (511/512)
REF x (256/512)
REF x (-1/512)
Input Voltage
(AD0 - AD1)
-REF
ADC Data
Figure 6.9. 10-Bit ADC0 Window Interrupt Example:
0xFFFF
0xFFFE
0x01FF
0x00FF
0xFE00
0x0101
0x0100
0x0000
Word
ADC0LTH:ADC0LTL
ADC0GTH:ADC0GTL
Right Justified Differential Data
AD0WINT
not affected
AD0WINT=1
AD0WINT
not affected
Rev. 1.5
AMX0SL = 0x00, AMX0CF = 0x01, ADLJST = 0,
ADC0LTH:ADC0LTL = 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. (In two’s-complement math,
0xFFFF = -1.)
REF x (511/512)
REF x (256/512)
REF x (-1/512)
Input Voltage
(AD0 - AD1)
-REF
ADC Data
0xFFFF
0xFFFE
0x01FF
0x00FF
0xFE00
0x0101
0x0100
0x0000
Word
ADC0GTH:ADC0GTL
ADC0LTH:ADC0LTL
AD0WINT=1
AD0WINT
not affected
AD0WINT=1