MC9S12C128VFU Freescale Semiconductor, MC9S12C128VFU Datasheet - Page 392
MC9S12C128VFU
Manufacturer Part Number
MC9S12C128VFU
Description
Manufacturer
Freescale Semiconductor
Datasheet
1.MC9S12C128VFU.pdf
(690 pages)
Specifications of MC9S12C128VFU
Cpu Family
HCS12
Device Core Size
16b
Frequency (max)
25MHz
Interface Type
CAN/SCI/SPI
Program Memory Type
Flash
Program Memory Size
128KB
Total Internal Ram Size
4KB
# I/os (max)
60
Number Of Timers - General Purpose
8
Operating Supply Voltage (typ)
2.5/5V
Operating Supply Voltage (max)
2.75/5.5V
Operating Supply Voltage (min)
2.35/2.97V
On-chip Adc
8-chx10-bit
Instruction Set Architecture
CISC
Operating Temp Range
-40C to 105C
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
80
Package Type
PQFP
Lead Free Status / Rohs Status
Not Compliant
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Chapter 13 Serial Communications Interface (S12SCIV2) Block Description
13.3.2.5
Read: Anytime
Write: Anytime; writing accesses SCI status register 2; writing to any bits except TXDIR and BRK13
(SCISR2[1] & [2]) has no effect
392
Module Base + 0x_0005
Reset
TXDIR
Field
BK13
RAF
2
1
0
W
R
Break Transmit Character Length — This bit determines whether the transmit break character is 10 or 11 bit
respectively 13 or 14 bits long. The detection of a framing error is not affected by this bit.
0 Break Character is 10 or 11 bit long
1 Break character is 13 or 14 bit long
Transmitter Pin Data Direction in Single-Wire Mode. — This bit determines whether the TXD pin is going to
be used as an input or output, in the Single-Wire mode of operation. This bit is only relevant in the Single-Wire
mode of operation.
0 TXD pin to be used as an input in Single-Wire mode
1 TXD pin to be used as an output in Single-Wire mode
Receiver Active Flag — RAF is set when the receiver detects a logic 0 during the RT1 time period of the start
bit search. RAF is cleared when the receiver detects an idle character.
0 No reception in progress
1 Reception in progress
SCI Status Register 2 (SCISR2)
0
0
7
= Unimplemented or Reserved
0
0
6
Figure 13-7. SCI Status Register 2 (SCISR2)
Table 13-6. SCISR2 Field Descriptions
MC9S12C-Family / MC9S12GC-Family
0
0
5
Rev 01.24
0
0
4
Description
0
0
3
BK13
0
2
Freescale Semiconductor
TXDIR
0
1
RAF
0
0
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