MC9S08GT16CFB Freescale Semiconductor, MC9S08GT16CFB Datasheet - Page 178
MC9S08GT16CFB
Manufacturer Part Number
MC9S08GT16CFB
Description
Manufacturer
Freescale Semiconductor
Datasheet
1.MC9S08GT16CFB.pdf
(290 pages)
Specifications of MC9S08GT16CFB
Cpu Family
HCS08
Device Core Size
8b
Frequency (max)
20MHz
Interface Type
SCI/SPI
Program Memory Type
Flash
Program Memory Size
16KB
Total Internal Ram Size
1KB
# I/os (max)
36
Number Of Timers - General Purpose
4
Operating Supply Voltage (typ)
2.5/3.3V
Operating Supply Voltage (max)
3.6V
Operating Supply Voltage (min)
2.08V
On-chip Adc
8-chx10-bit
Instruction Set Architecture
CISC
Operating Temp Range
-40C to 85C
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
44
Package Type
PQFP
Lead Free Status / Rohs Status
Not Compliant
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Serial Communications Interface (SCI) Module
SBR12:SBR0 — Baud Rate Modulo Divisor
11.10.2 SCI x Control Register 1 (SCIxC1)
This read/write register is used to control various optional features of the SCI system.
LOOPS — Loop Mode Select
178
These 13 bits are referred to collectively as BR, and they set the modulo divide rate for the SCI baud
rate generator. When BR = 0, the SCI baud rate generator is disabled to reduce supply current. When
BR = 1 to 8191, the SCI baud rate = BUSCLK/(16×BR).
Selects between loop back modes and normal 2-pin full-duplex modes. When LOOPS = 1, the
transmitter output is internally connected to the receiver input.
1 = Loop mode or single-wire mode where transmitter outputs are internally connected to receiver
0 = Normal operation — RxD1 and TxD1 use separate pins.
input. (See
Reset:
Read:
Write:
Reset:
Reset:
Read:
Write:
Read:
Write:
RSRC
LOOPS
Figure 11-6. SCI x Baud Rate Register (SCIxBDL)
Bit 7
SBR7
Bit 7
Figure 11-5. SCI Baud Rate Register (SCIxBDH)
Bit 7
bit.) RxD1 pin is not used by SCI.
0
Figure 11-7. SCI x Control Register 1 (SCIxC1)
0
0
0
= Unimplemented or Reserved
= Unimplemented or Reserved
SCISWAI
MC9S08GB/GT Data Sheet, Rev. 2.3
SBR6
6
0
0
6
0
6
0
SBR5
RSRC
5
0
0
5
0
5
0
SBR12
SBR4
4
0
4
0
M
4
0
SBR11
SBR3
WAKE
3
0
3
0
3
0
SBR10
SBR2
ILT
2
0
2
1
2
0
SBR9
SBR1
Freescale Semiconductor
PE
1
0
1
0
1
0
SBR8
SBR0
Bit 0
Bit 0
Bit 0
0
0
PT
0
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