MC9S12G FREESCALE [Freescale Semiconductor, Inc], MC9S12G Datasheet - Page 569
MC9S12G
Manufacturer Part Number
MC9S12G
Description
Ignores external trigger. Performs one conversion sequence and stops.
Manufacturer
FREESCALE [Freescale Semiconductor, Inc]
Datasheet
1.MC9S12G.pdf
(1160 pages)
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18.3.2.1
Read: Anytime, if AMAP = 0. If only SCIBDH is written to, a read will not return the correct data until
SCIBDL is written to as well, following a write to SCIBDH.
Write: Anytime, if AMAP = 0.
The SCI baud rate register is used by to determine the baud rate of the SCI, and to control the infrared
modulation/demodulation submodule.
Freescale Semiconductor
1.These registers are accessible if the AMAP bit in the SCISR2 register is set to zero.
2,These registers are accessible if the AMAP bit in the SCISR2 register is set to one.
Module Base + 0x0000
Module Base + 0x0001
Register
SCIDRH
Reset
Reset
SCIDRL
0x0006
0x0007
This document is valid for the S12G96 and the S12G128 device. All information related to other devices is preliminary.
Name
W
W
R
R
SBR7
IREN
SCI Baud Rate Registers (SCIBDH, SCIBDL)
0
0
7
7
W
W
R
R
Those two registers are only visible in the memory map if AMAP = 0 (reset
condition).
Bit 7
R8
R7
T7
TNP1
SBR6
0
0
6
6
Figure 18-2. SCI Register Summary (Sheet 2 of 2)
= Unimplemented or Reserved
Figure 18-3. SCI Baud Rate Register (SCIBDH)
Figure 18-4. SCI Baud Rate Register (SCIBDL)
R6
T8
T6
MC9S12G Family Reference Manual, Rev.1.01
6
SBR5
TNP0
5
0
5
0
R5
T5
5
0
SBR12
SBR4
NOTE
0
0
4
4
R4
T4
4
0
SBR11
SBR3
0
0
3
3
R3
T3
3
0
Serial Communication Interface (S12SCIV5)
SBR10
SBR2
2
0
2
1
R2
T2
2
0
SBR9
SBR1
0
0
1
1
R1
T1
1
0
SBR8
SBR0
Bit 0
R0
T0
0
0
0
0
0
569
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