MC9S08QD2MSCR Freescale Semiconductor, MC9S08QD2MSCR Datasheet - Page 101
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MC9S08QD2MSCR
Manufacturer Part Number
MC9S08QD2MSCR
Description
IC MCU 8BIT 8-SOIC
Manufacturer
Freescale Semiconductor
Series
HCS08r
Specifications of MC9S08QD2MSCR
Core Processor
HCS08
Core Size
8-Bit
Speed
16MHz
Peripherals
LVD, POR, PWM, WDT
Number Of I /o
4
Program Memory Size
2KB (2K x 8)
Program Memory Type
FLASH
Ram Size
128 x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 4x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 125°C
Package / Case
8-SOIC (3.9mm Width)
Processor Series
S08QD
Core
HCS08
Data Bus Width
8 bit
Data Ram Size
128 B
3rd Party Development Tools
EWS08
Development Tools By Supplier
DEMO9S08QD4
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Connectivity
-
Lead Free Status / Rohs Status
Details
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8.3.2
The ADCSC2 register is used to control the compare function, conversion trigger and conversion active
of the ADC module.
Freescale Semiconductor
ADTRG
ADACT
Field
1
7
6
Bits 1 and 0 are reserved bits that must always be written to 0.
Reset:
W
R
Status and Control Register 2 (ADCSC2)
Conversion Active — ADACT indicates that a conversion is in progress. ADACT is set when a conversion is
initiated and cleared when a conversion is completed or aborted.
0 Conversion not in progress
1 Conversion in progress
Conversion Trigger Select — ADTRG is used to select the type of trigger to be used for initiating a conversion.
Two types of trigger are selectable: software trigger and hardware trigger. When software trigger is selected, a
conversion is initiated following a write to ADCSC1. When hardware trigger is selected, a conversion is initiated
following the assertion of the ADHWT input.
0 Software trigger selected
1 Hardware trigger selected
ADACT
7
0
ADCH
00111
01000
01001
01010
01011
01100
01101
01110
01111
= Unimplemented or Reserved
ADTRG
Figure 8-5. Status and Control Register 2 (ADCSC2)
0
6
Table 8-4. ADCSC2 Register Field Descriptions
Figure 8-4. Input Channel Select (continued)
MC9S08QD4 Series MCU Data Sheet, Rev. 6
Input Select
ACFE
0
5
AD10
AD11
AD12
AD13
AD14
AD15
AD7
AD8
AD9
ACFGT
0
4
Description
0
0
3
Analog-to-Digital Converter (S08ADC10V1)
ADCH
10111
11000
11001
11010
11011
11100
11101
11110
11111
0
0
2
R
0
1
1
Module disabled
Input Select
Reserved
V
V
AD23
AD24
AD25
AD26
AD27
REFH
REFL
R
0
0
1
101
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