MC908AZ32ACFU Freescale Semiconductor, MC908AZ32ACFU Datasheet - Page 142

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MC908AZ32ACFU

Manufacturer Part Number
MC908AZ32ACFU
Description
IC MCU 32K FLASH 8.4MHZ 64-QFP
Manufacturer
Freescale Semiconductor
Series
HC08r
Datasheet

Specifications of MC908AZ32ACFU

Core Processor
HC08
Core Size
8-Bit
Speed
8MHz
Connectivity
CAN, SCI, SPI
Peripherals
LVD, POR, PWM
Number Of I /o
40
Program Memory Size
32KB (32K x 8)
Program Memory Type
FLASH
Eeprom Size
512 x 8
Ram Size
1K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 15x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
64-QFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant

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Serial Communications Interface (SCI)
16.4.1 Data Format
The SCI uses the standard non-return-to-zero mark/space data format illustrated in
16.4.2 Transmitter
Figure 16-4
142
shows the structure of the SCI transmitter.
SCR1
SCR2
SCR0
SCP1
SCP0
÷
4
START
START
BIT
BIT
SCALER
PRE-
BIT 0
BIT 0
DIVIDER
BIT 1
BIT 1
BAUD
PEN
PTY
TXINV
BIT 2
BIT 2
MC68HC908AZ32A Data Sheet, Rev. 2
Figure 16-3. SCI Data Formats
Figure 16-4. SCI Transmitter
÷
GENERATION
16
BIT 3
BIT 3
PARITY
(BIT M IN SCC1 CLEAR)
SCTE
SCTIE
TC
TCIE
8-BIT DATA FORMAT
9-BIT DATA FORMAT
(BIT M IN SCC1 SET)
T8
M
BIT 4
BIT 4
H
BIT 5
BIT 5
8
SCTIE
7
SCTE
TCIE
TC
BIT 6
BIT 6
SCI DATA REGISTER
6
SHIFT REGISTER
INTERNAL BUS
TRANSMIT
5
OR DATA
11-BIT
PARITY
BIT 7
BIT 7
BIT
4
CONTROL LOGIC
TRANSMITTER
3
OR DATA
PARITY
STOP
BIT 8
BIT
BIT
2
1
LOOPS
START
ENSCI
STOP
NEXT
SBK
BIT
BIT
TE
0
L
START
NEXT
BIT
Freescale Semiconductor
Figure
16-3.
TxD

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