MC68HC908SR12CFA Freescale Semiconductor, MC68HC908SR12CFA Datasheet - Page 274
MC68HC908SR12CFA
Manufacturer Part Number
MC68HC908SR12CFA
Description
MICROCONTROLLER 48 PIN
Manufacturer
Freescale Semiconductor
Series
HC08r
Datasheet
1.MC908SR12MFAE.pdf
(404 pages)
Specifications of MC68HC908SR12CFA
Core Processor
HC08
Core Size
8-Bit
Speed
8MHz
Connectivity
I²C, SCI
Peripherals
LVD, POR, PWM, Temp Sensor
Number Of I /o
31
Program Memory Size
12KB (12K 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 14x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
48-LQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Other names
Q1145673
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
MC68HC908SR12CFA
Manufacturer:
MOTOROLA/摩托罗拉
Quantity:
20 000
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Serial Communications Interface (SCI)
Data Sheet
274
NOTE:
Address:
LOOPS — Loop Mode Select Bit
ENSCI — Enable SCI Bit
TXINV — Transmit Inversion Bit
Setting the TXINV bit inverts all transmitted values, including idle, break,
start, and stop bits.
Reset:
Read:
Write:
This read/write bit enables loop mode operation. In loop mode the
RxD pin is disconnected from the SCI, and the transmitter output goes
into the receiver input. Both the transmitter and the receiver must be
enabled to use loop mode. Reset clears the LOOPS bit.
This read/write bit enables the SCI and the SCI baud rate generator.
Clearing ENSCI sets the SCTE and TC bits in SCI status register 1
and disables transmitter interrupts. Reset clears the ENSCI bit.
This read/write bit reverses the polarity of transmitted data. Reset
clears the TXINV bit.
1 = Loop mode enabled
0 = Normal operation enabled
1 = SCI enabled
0 = SCI disabled
1 = Transmitter output inverted
0 = Transmitter output not inverted
LOOPS
Serial Communications Interface (SCI)
$0013
Bit 7
0
Figure 16-9. SCI Control Register 1 (SCC1)
ENSCI
6
0
TXINV
5
0
MC68HC908SR12•MC68HC08SR12 — Rev. 5.0
M
4
0
WAKE
3
0
ILTY
Freescale Semiconductor
2
0
PEN
1
0
Bit 0
PTY
0
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