Figure 7.2. Adc2 Track And Conversion Example Timing - Silicon Laboratories C8051F12 Series Manual

C8051F120/1/2/3/4/5/6/7 C8051F130/1/2/3
CNVSTR2
(AD2CM[2:0]=010)
SAR Clocks
AD2TM=1
AD2TM=0
Write '1' to AD2BUSY,
Timer 3 Overflow,
Timer 2 Overflow,
Write '1' to AD0BUSY
(AD2CM[2:0]=000, 001, 011, 1xx)
SAR Clocks
AD2TM=1
SAR Clocks
AD2TM=0

Figure 7.2. ADC2 Track and Conversion Example Timing

A. ADC Timing for External Trigger Source
1 2 3
Low Power
Track
or Convert
Track or Convert
B. ADC Timing for Internal Trigger Source
1 2 3 4 5 6 7
Low Power
Track Convert
or Convert
1 2 3 4 5 6 7
Track or
Convert
Convert
Rev. 1.4
4 5 6 7 8 9
Convert Low Power Mode
Convert Track
8 9 10 11 12
Low Power Mode
8 9
Track
93