MC9S08SG32E1JTGR FREESCALE [Freescale Semiconductor, Inc], MC9S08SG32E1JTGR Datasheet - Page 126

• Manufacturer Part Number: MC9S08SG32E1JTGR
• Description: HCS08 Microcontrollers
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

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