在此测试中，IADC 配置为运行一次单次转换，其中 TAC5212 的两个 ADC 对所有四个输入通道的输入直流电压进行转换，各通道设置如图 2-2(a) 所示。

表 2-5 中列出了与此示例相对应的结果。

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##### IADC Configured in One-Shot Multi Channel Mode 
w a0 00 00
w a0 01 01
w a0 02 09
d 10

#Configure ADC channels
w a0 50 88 #Channel 1 - DC-coupled, Single-ended MUX INP1 input
w a0 55 88 #Channel 1 - DC-coupled, Single-ended MUX INM1 input


#IADC Configurations
w a0 51 a0 #Enable IADC in one-shot multi channel mode
w a0 4c 6e #NSKIP = 1024, NRESET = 75, OSR = 128

w a0 00 01 #Page 1
w a0 55 08 #Get IADC data in diags register, hold IADC data till readback
w a0 00 00
w a0 76 f0
w a0 78 80 #Power up ADC

w a0 51 b0 #Start one-shot conversion
d 64
r a0 51 01 #Read conversion status
#Read IADC Locations
w a0 00 01 #Page 1
r a0 62 03 #IADC Channel 1
r a0 65 03 #IADC Channel 2
r a0 68 03 #IADC Channel 3
r a0 6b 03 #IADC Channel 4
w a0 00 00

d 64
r a0 51 01 #Read conversion status
#Read IADC Locations (will read same value since the conversion is one-shot)
w a0 00 01 #Page 1
r a0 62 03 #IADC Channel 1
r a0 65 03 #IADC Channel 2
r a0 68 03 #IADC Channel 3
r a0 6b 03 #IADC Channel 4
w a0 00 00

w a0 78 00 #Power down ADC
w a0 51 00 #Disable IADC