MC68HC908SR12CB Freescale Semiconductor, MC68HC908SR12CB Datasheet - Page 255

• Manufacturer Part Number: MC68HC908SR12CB
• Description: IC MCU 12K FLASH 8MHZ 42-SDIP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC68HC908SR12CB

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: I²C, SCI
• Peripherals: LVD, POR, PWM, Temp Sensor
• Number Of I /o: 29
• Program Memory Size: 12KB (12K x 8)
• Program Memory Type: FLASH
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 11x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 42-DIP (0.600", 15.24mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

MC68HC908SR12•MC68HC08SR12 — Rev. 5.0
Freescale Semiconductor
CGMXCLK
CGMXCLK is from CGM module
IT12 = f
IT12
RxD
SL = 0 => X = A
SL = 1 => X = B
BUS
SCRIE
SCTIE
TCIE
RWU
SCIBDSRC
SBK
ILIE
TE
RE
CONFIG
A
B
FROM
SL
SHIFT REGISTER
X
REGISTER
SCI DATA
RECEIVE
÷ 4
CONTROL
WAKEUP
SCTE
SCRF
IDLE
SCALER
TC
ENSCI
Figure 16-1. SCI Module Block Diagram
PRE-
Serial Communications Interface (SCI)
DIVIDER
BAUD
÷ 16
CONTROL
RECEIVE
INTERNAL BUS
LOOPS
BKF
RPF
DATA SELECTION
CONTROL
OR
NF
FE
PE
FLAG
CONTROL
WAKE
ILTY
PEN
PTY
LOOPS
Serial Communications Interface (SCI)
ENSCI
M
TRANSMIT
CONTROL
SHIFT REGISTER
DMARE
DMATE
TXINV
ORIE
NEIE
FEIE
PEIE
R8
T8
REGISTER
TRANSMIT
SCI DATA
Functional Description
Data Sheet
TxD
255