mc9s08jm16 Freescale Semiconductor, Inc, mc9s08jm16 Datasheet - Page 138

• Manufacturer Part Number: mc9s08jm16
• Description: S08jm 8-bit Usb Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

Analog-to-Digital Converter (S08ADC12V1)
10.2
The ADC module supports up to 28 separate analog inputs. It also requires four supply/reference/ground
connections.
138
MCU STOP
V
V
AD27
External Signal Description
3
ADHWT
AD0
REFH
REFL
Compare true
1
ADVIN
ADCSC1
2
AD27 – AD0
V
V
V
Name
V
MC9S08JM16 Series Data Sheet, Rev. 2
Control Sequencer
Compare Value Registers
DDAD
REFH
SSAD
REFL
Figure 10-2. ADC Block Diagram
Table 10-2. 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