MC9S08GB32 Motorola, MC9S08GB32 Datasheet - Page 222

• Manufacturer Part Number: MC9S08GB32
• Description: Microcontrollers
• Manufacturer: Motorola

Analog-to-Digital Converter (ATD) Module
14.2
14.2.1
The ATD supports eight input channels and requires 4 supply/reference/ground pins. These pins are listed
in
222
Table
AD1P2
AD1P0
AD1P1
AD1P3
AD1P4
AD1P5
AD1P6
AD1P7
V
CONTROL
ADDRESS
V
14-1.
INTERRUPT
R/W DATA
V
V
V
V
SS
DD
SSAD
Signal Description
DDAD
REFH
REFL
Overview
BUSCLK
INPUT
MUX
CONTROL AND
PRESCALER
REGISTERS
STATUS
CLOCK
PRESCALER
CONVERSION CLOCK
POWERDOWN
Figure 14-2. ATD Block Diagram
MC9S08GB/GT Data Sheet, Rev. 2.3
= INTERNAL PINS
= CHIP PADS
ANALOG-TO-DIGITAL CONVERTER (ATD) BLOCK
SUCCESSIVE APPROXIMATION REGISTER
STATUS
CONVERSION MODE
CONTROL BLOCK
JUSTIFICATION
CTL
DATA
CTL
RESULT REGISTERS
CTL
MACHINE
STATE
Freescale Semiconductor
ANALOG
DIGITAL
SAR_REG
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