MC68HC705C Motorola, MC68HC705C Datasheet - Page 122

• Manufacturer Part Number: MC68HC705C
• Description: HCMOS Microcontroller Unit
• Manufacturer: Motorola

Serial Communications Interface (SCI)
Technical Data
122
SCI RECEIVE
REQUESTS
SCI INTERRUPT
REQUEST
BAUD RATE
CLOCK
1X
SCCR1 ($000E)
Serial Communications Interface (SCI)
H
Figure 10-2. SCI Transmitter
TDRE
TIE
TRANSMIT SHIFT REGISTER
8
7 6 5 4 3 2 1 0
TC
TCIE
SCDR ($0011)
CONTROL LOGIC
TRANSMITTER
SCSR ($0010)
L
SCCR2 ($000F)
AND CONTROL
PIN BUFFER
MC68HC705C8A — Rev. 2.0
PD1/
TDO
MOTOROLA