C8051F02X Datasheet, PDF (70/272 Pages) Silicon Laboratories – 8K ISP FLASH MCU Family

C8051F022/3
Figure 6.16. 10-Bit ADC0 Window Interrupt Example: Right Justified Single-Ended Data
Input Voltage
(AD0 - AGND)
REF x (1023/1024)
ADC Data
Word
0x03FF
ADWINT
not affected
REF x (512/1024)
REF x (256/1024)
0x0201
0x0200
0x01FF
0x0101
0x0100
0x00FF
ADC0LTH:ADC0LTL
ADWINT=1
ADC0GTH:ADC0GTL
ADWINT
not affected
0
0x0000
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.
Input Voltage
(AD0 - AGND)
REF x (1023/1024)
ADC Data
Word
0x03FF
ADWINT=1
REF x (512/1024)
REF x (256/1024)
0x0201
0x0200
0x01FF
0x0101
0x0100
0x00FF
ADC0GTH:ADC0GTL
ADWINT
not affected
ADC0LTH:ADC0LTL
ADWINT=1
0
0x0000
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 > 0x0200 or < 0x0100.
70
Rev. 1.4