MC68HC711E20CFN4 Freescale Semiconductor, MC68HC711E20CFN4 Datasheet - Page 193
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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
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MC68HC711E20CFN4
Manufacturer:
FREESCALE
Quantity:
2 100
Company:
Part Number:
MC68HC711E20CFN4
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
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9.5.5 Timer Counter Register
M68HC11E Family — Rev. 3.2
MOTOROLA
Register name: Timer Counter Register (High)
Register name: Timer Counter Register (Low)
The 16-bit read-only TCNT register contains the prescaled value of the
16-bit timer. A full counter read addresses the most significant byte
(MSB) first. A read of this address causes the least significant byte (LSB)
to be latched into a buffer for the next CPU cycle so that a double-byte
read returns the full 16-bit state of the counter at the time of the MSB
read cycle.
Reset:
Reset:
Read:
Read:
Write:
Write:
Bit 15
Bit 7
Bit 7
Bit 7
0
0
Figure 9-15. Timer Counter Register (TCNT)
= Unimplemented
Bit 14
Bit 6
Timing System
6
0
6
0
Bit 13
Bit 5
5
0
5
0
Address: $100F
Bit 12
Address: $100E
Bit 4
4
0
4
0
Bit 11
Bit 3
3
0
3
0
Bit 10
Bit 2
2
0
2
0
Output Compare
Bit 9
Bit 1
1
0
1
0
Timing System
Technical Data
Bit 0
Bit 8
Bit 0
Bit 0
0
0
193
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