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Chip-specific ADC information
17.1.2 ADC channel assignments
The ADC channel assignments for the device are shown in the following table. Reserved
channels convert to an unknown value.
ADCH
00000
00001
00010
00011
00100
00101
00110
00111
10110
10111
11101
11110
11111
1. This is 1.15 V, high-precision bandgap from PMC.
ADCH
00000
00001
00010
00011
00100
00101
00110
00111
10110
10111
11101
11110
11111
1. AD7 can select PMC temperature or bandgap by configuring PMC_TPCTRLSTAT.
2. This is 1.15 V, high-precision bandgap from PMC.
256
Table 17-2. ADC0 channel assignments
Channel
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7
AD22
AD23
AD29
AD30
Module disabled
Table 17-3. ADC1 channel assignments
Channel
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7
AD22
AD23
AD29
AD30
Module disabled
MC9S08SU16 Reference Manual, Rev. 5, 4/2017
Input
PTA0/ADCA0
PTA1/ADCA1
PTB0/ADCA2
PTB1/ADCA3
PTB2/ADCA4
GDU_AMP0
GDU_AMP1
GDU_Vbus_sense_out
Temperature sensor from ADC
1
Bandgap
V
REFH
V
REFL
None
Input
PTA2/ADCB0
PTA3/ADCB1
PTB0/ADCB2
PTB1/ADCB3
PTB2/ADCB4
GDU_AMP0
GDU_AMP1
1
below a_ip_pmc_outa
Temperature sensor from ADC
2
Bandgap
V
REFH
V
REFL
None
NXP Semiconductors
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