MC68HC711E20CFN4 Freescale Semiconductor, MC68HC711E20CFN4 Datasheet - Page 138
MC68HC711E20CFN4
Manufacturer Part Number
MC68HC711E20CFN4
Description
IC MCU 20K OTP 4MHZ 52-PLCC
Manufacturer
Freescale Semiconductor
Series
HC11r
Specifications of MC68HC711E20CFN4
Core Processor
HC11
Core Size
8-Bit
Speed
4MHz
Connectivity
SCI, SPI
Peripherals
POR, WDT
Number Of I /o
38
Program Memory Size
20KB (20K x 8)
Program Memory Type
OTP
Eeprom Size
512 x 8
Ram Size
768 x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 8x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
52-PLCC
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
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Manufacturer
Quantity
Price
Company:
Part Number:
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Quantity:
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Parallel Input/Output (I/O) Ports
6.6 Port D
Technical Data
138
Alternate Function:
Address:
Address:
In all modes, port D bits [5:0] can be used either for general-purpose I/O
or with the serial communications interface (SCI) and serial peripheral
interface (SPI) subsystems. During reset, port D pins PD[5:0] are
configured as high-impedance inputs (DDRD bits cleared).
Bits [7:6] — Unimplemented
DDRD[5:0] — Port D Data Direction Bits
Reset:
Reset:
Read:
Read:
Write:
Write:
Always read 0
When DDRD bit 5 is 1 and MSTR = 1 in SPCR, PD5/SS is a
general-purpose output and mode fault logic is disabled.
0 = Input
1 = Output
I = Indeterminate after reset
$1008
$1009
Figure 6-8. Port D Data Direction Register (DDRD)
Bit 7
Bit 7
—
—
Figure 6-7. Port D Data Register (PORTD)
0
0
Parallel Input/Output (I/O) Ports
= Unimplemented
—
—
6
0
6
0
DDRD5
PD5
PD5
SS
5
5
0
I
DDRD4
SCK
PD4
PD4
4
4
0
I
DDRD3
MOSI
PD3
PD3
3
3
0
I
M68HC11E Family — Rev. 3.2
DDRD2
MISO
PD2
PD2
2
2
0
I
DDRD1
PD1
PD1
Tx
1
1
0
I
MOTOROLA
DDRD0
Bit 0
PD0
PD0
RxD
Bit 0
0
I
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