mc68hc05jp6pe Freescale Semiconductor, Inc, mc68hc05jp6pe Datasheet - Page 112

• Manufacturer Part Number: mc68hc05jp6pe
• Description: M68hc05 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

Analog Subsystem
General Release Specification
112
X = Don’t Care
Disabled
Option
Mode
A/D
0
1
2
3
Synchronized
Synchronized
Charge and
Charge and
Charge and
Charge and
Source and
(OCF–ICF)
(TOF–ICF)
Discharge
Discharge
Discharge
Discharge
Discharge
Automatic
Automatic
Automatic
Disabled
to Timer
to Timer
Charge
Control
Current
Manual
Manual
ISEN
0
1
1
1
1
1
1
1
1
Table 8-3. A/D Conversion Options
ATD2 ATD1
A/D Options
X
0
0
0
0
1
1
1
1
X
0
0
1
1
0
0
1
1
Analog Subsystem
CHG
X
0
1
0
1
0
1
0
1
Current control disabled, no source or sink current
Begin sinking current when the CHG bit is cleared
Begin sourcing current when the CHG bit is set and
Begin sinking current when the CHG bit is cleared
Begin sourcing current when the CHG bit is set; and
The CHG bit remains cleared until the next timer
The CHG bit remains set until the next timer ICF
The CHG bit remains cleared until the next timer
The CHG bit remains set until the next timer ICF
and continue to sink current until the CHG bit is set.
continue to source current until the CHG bit is
cleared.
and continue to sink current until the CHG bit is set.
(The CHG bit is cleared by writing a logical zero to
it or when the CPF2 flag bit is set.)
continue to source current until the CHG bit is
cleared. (The CHG bit is set by writing a logical one
to it or cleared when the CPF2 flag bit is set.)
TOF occurs.
occurs.
OCF occurs.
occurs.
Current Flow To/From PB0/AN0
MC68HC05JJ6/MC68HC05JP6
Freescale Semiconductor
—
Rev. 3.2