S9S08SG32E1VTJ View Datasheet(PDF) - Freescale Semiconductor
Part Name
Description
MFG CO.
'S9S08SG32E1VTJ' PDF : 328 Pages View PDF
Chapter 8 Analog-to-Digital Converter (S08ADC10V1)
Compare true
3
ADCSC1
ADCCFG
MCU STOP
ADHWT
AD0
AD27
12
ADCK Clock
Control Sequencer
Divide
Async
Clock Gen
ADACK
÷2
Bus Clock
ALTCLK
ADVIN
SAR Converter
AIEN 1
COCO 2
Interrupt
VREFH
VREFL
Data Registers
Compare true 3
Compare
Logic
Compare Value Registers
ADCSC2
Figure 9-2. ADC Block Diagram
9.2 External Signal Description
The ADC module supports up to 28 separate analog inputs. It also requires four supply/reference/ground
connections.
Table 9-2. Signal Properties
Name
AD27–AD0
VREFH
VREFL
VDDA
VSSA
Function
Analog Channel inputs
High reference voltage
Low reference voltage
Analog power supply
Analog ground
MC9S08SG32 Data Sheet, Rev. 7
116
Freescale Semiconductor
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