MC68HC11K1CFN4 Freescale Semiconductor, MC68HC11K1CFN4 Datasheet - Page 50

• Manufacturer Part Number: MC68HC11K1CFN4
• Description: IC MCU 640 EEPROM 4MHZ 84-PLCC
• Manufacturer: Freescale Semiconductor
• Series: HC11r

Specifications of MC68HC11K1CFN4

• Core Processor: HC11
• Core Size: 8-Bit
• Speed: 4MHz
• Connectivity: SCI, SPI
• Peripherals: POR, PWM, WDT
• Number Of I /o: 37
• Program Memory Type: ROMless
• Eeprom Size: 640 x 8
• Ram Size: 768 x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 8x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 84-PLCC
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Program Memory Size: -

50
MOTOROLA
TRANSMITTER
REQUESTS
BAUD RATE
SCI Rx
CLOCK
SCCR1 SCI CONTROL 1
SCI INTERRUPT
REQUEST
H (8) 7 6 5 4 3 2 1 0 L
10 (11) - BIT Tx SHIFT REGISTER
SCDR Tx BUFFER
Freescale Semiconductor, Inc.
For More Information On This Product,
Figure 10 SCI Transmitter Block Diagram
TDRE
TIE
TC
TCIE
CONTROL LOGIC
TRANSMITTER
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SCSR INTERRUPT STATUS
(WRITE ONLY)
SCCR2 SCI CONTROL 2
DIRECTION (OUT)
FORCE PIN
8
AND CONTROL
PIN BUFFER
8
DDD1
INTERNAL
DATA BUS
8
M68HC11 K Series
MC68HC11KTS/D
PD1
TxD