MC68HC11KA Motorola, MC68HC11KA Datasheet - Page 38

• Manufacturer Part Number: MC68HC11KA
• Description: 8-Bit Microcontroller
• Manufacturer: Motorola

38
MOTOROLA
REQUESTS
TRANSMITTER
BAUD RATE
SCI Rx
CLOCK
SCCR1 SCI CONTROL 1
SCI INTERRUPT
REQUEST
H (8) 7 6 5 4 3 2 1 0
GENERATOR
PARITY
10 (11) - BIT Tx SHIFT REGISTER
SCDR Tx BUFFER
Figure 10 SCI Transmitter Block Diagram
TDRE
TIE
TC
TCIE
CONTROL LOGIC
TRANSMITTER
SCSR INTERRUPT STATUS
L
(WRITE-ONLY)
SCCR2 SCI CONTROL 2
DIRECTION (OUT)
FORCE PIN
AND CONTROL
PIN BUFFER
DDD1
INTERNAL
DATA BUS
MC68HC11KA4TS/D
MC68HC11KA4
PD1/
TxD