MC68HC908GP32CP Freescale Semiconductor, MC68HC908GP32CP Datasheet - Page 255
![IC MCU 8MHZ 32K FLASH 40-DIP](/photos/12/19/121981/375-40-dip_sml.jpg)
MC68HC908GP32CP
Manufacturer Part Number
MC68HC908GP32CP
Description
IC MCU 8MHZ 32K FLASH 40-DIP
Manufacturer
Freescale Semiconductor
Series
HC08r
Datasheet
1.MC68HC908GP32CFB.pdf
(410 pages)
Specifications of MC68HC908GP32CP
Core Processor
HC08
Core Size
8-Bit
Speed
8MHz
Connectivity
SCI, SPI
Peripherals
LVD, POR, PWM
Number Of I /o
33
Program Memory Size
32KB (32K x 8)
Program Memory Type
FLASH
Ram Size
512 x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 8x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
40-DIP (0.600", 15.24mm)
For Use With
M68EVB908GP32 - BOARD EVALUATION FOR HC908GP32
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MC68HC908GP32CP
Manufacturer:
ROCKWELL
Quantity:
201
Part Number:
MC68HC908GP32CP
Manufacturer:
MOTOROLA/摩托罗拉
Quantity:
20 000
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MC68HC908GP32
MOTOROLA
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MC68HC08GP32
tolerance is much more than the degree of misalignment that is likely to
occur.
As the receiver samples an incoming character, it resynchronizes the RT
clock on any valid falling edge within the character. Resynchronization
within characters corrects misalignments between transmitter bit times
and receiver bit times.
Slow Data Tolerance
Figure 18-7
misaligned without causing a noise error or a framing error. The slow
stop bit begins at RT8 instead of RT1 but arrives in time for the stop bit
data samples at RT8, RT9, and RT10.
For an 8-bit character, data sampling of the stop bit takes the receiver
9 bit times × 16 RT cycles + 10 RT cycles = 154 RT cycles.
With the misaligned character shown in
154 RT cycles at the point when the count of the transmitting device is
9 bit times × 16 RT cycles + 3 RT cycles = 147 RT cycles.
The maximum percent difference between the receiver count and the
transmitter count of a slow 8-bit character with no errors is
For a 9-bit character, data sampling of the stop bit takes the receiver
10 bit times × 16 RT cycles + 10 RT cycles = 170 RT cycles.
RECEIVER
RT CLOCK
Serial Communications Interface Module (SCI)
—
Rev. 6
shows how much a slow received character can be
MSB
154 147
------------------------- -
Figure 18-7. Slow Data
154
–
Serial Communications Interface Module (SCI)
×
100
SAMPLES
DATA
Figure
=
4.54%
18-7, the receiver counts
STOP
Functional Description
Technical Data
253
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