MC908AP32CFBE Freescale, MC908AP32CFBE Datasheet - Page 185

• Manufacturer Part Number: MC908AP32CFBE
• Manufacturer: Freescale

Specifications of MC908AP32CFBE

• Cpu Family: HC08
• Device Core Size: 8b
• Frequency (max): 8MHz
• Interface Type: SCI/SPI
• Total Internal Ram Size: 2KB
• # I/os (max): 32
• Number Of Timers - General Purpose: 4
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 2.7V
• 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
• Program Memory Type: Flash
• Program Memory Size: 32KB
• Lead Free Status / RoHS Status: Compliant

12.5 SCI Functional Description
Figure 12-5
Freescale Semiconductor
SCI_RxD
BUS CLOCK
SCI_R32XCLK
SCI_R16XCLK
CGMXCLK
SCTIE
SCRIE
RWU
TCIE
SBK
ILIE
SL = 0 => X = A
SL = 1 => X = B
TE
RE
shows the structure of the SCI.
SHIFT REGISTER
A
B
CKS
SL
REGISTER
SCI DATA
RECEIVE
X
CONTROL
WAKEUP
SCRF
SCTE
IDLE
TC
Figure 12-5. SCI Module Block Diagram
ENSCI
GENERATOR
MC68HC908AP Family Data Sheet, Rev. 4
BAUD RATE
÷16
CONTROL
RECEIVE
INTERNAL BUS
LOOPS
BKF
RPF
DATA SELECTION
CONTROL
OR
NF
FE
PE
FLAG
CONTROL
WAKE
ILTY
PEN
LOOPS
PTY
ENSCI
M
TRANSMIT
CONTROL
SHIFT REGISTER
DMARE
DMATE
ORIE
NEIE
FEIE
PEIE
SCI Functional Description
R8
T8
REGISTER
TRANSMIT
SCI DATA
SCI_TxD
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