MC711K4CFNE3 Freescale Semiconductor, MC711K4CFNE3 Datasheet - Page 190
MC711K4CFNE3
Manufacturer Part Number
MC711K4CFNE3
Description
IC MCU 8BIT 24K EPROM 84-PLCC
Manufacturer
Freescale Semiconductor
Series
HC11r
Specifications of MC711K4CFNE3
Core Processor
HC11
Core Size
8-Bit
Speed
3MHz
Connectivity
SCI, SPI
Peripherals
POR, PWM, WDT
Number Of I /o
62
Program Memory Size
24KB (24K x 8)
Program Memory Type
OTP
Eeprom Size
640 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
84-PLCC
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MC711K4CFNE3
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
Part Number:
MC711K4CFNE3
Manufacturer:
FREESCALE
Quantity:
20 000
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Timing System
9.4.4 Port A Data Direction Register
Technical Data
190
Address: $0001
PR[1:0] — Timer Prescaler Select Bits
DDA3 — Data Direction Control for Port A, Bit 3
Reset:
Read:
Write:
These bits determine the main timer prescale divisor, as shown in
Table
number to produce the clock which drives the free-running counter.
Refer to
In normal modes, PR[1:0] can be written only once, and the write must
be within 64 cycles after reset.
Freescale Semiconductor, Inc.
For More Information On This Product,
0 = PA3 configured as an input
1 = PA3 configured as an output
DDA7
Figure 9-6. Port A Data Direction Register (DDRA)
Bit 7
9-2. The system bus (E clock) frequency is divided by this
0
Table 9-1
Go to: www.freescale.com
DDA6
Timing System
6
0
PR[1:0]
for specific timing values.
Table 9-2. Timer Prescale
0 0
0 1
1 0
1 1
DDA5
5
0
DDA4
4
0
DDA3
3
0
Prescaler
16
1
4
8
DDA2
2
0
M68HC11K Family
DDA1
1
0
MOTOROLA
DDA0
Bit 0
0
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