mc68hc908rf2 Freescale Semiconductor, Inc, mc68hc908rf2 Datasheet - Page 165

• Manufacturer Part Number: mc68hc908rf2
• Description: M68hc08 Microcontrollers Microcontroller / Transmitter
• Manufacturer: Freescale Semiconductor, Inc

13.3.1.3 Echoing
13.3.1.4 Break Signal
MC68HC908RF2 — Rev. 4.0
MOTOROLA
SENT TO
MONITOR
Notes: 1 = Echo delay (2 bit times)
ECHO
2 = Data return delay (2 bit times)
3 = Wait 1 bit time before sending next byte.
0
READ
1
As shown in
byte back to the PTA0 pin for error checking.
Any result of a command appears after the echo of the last byte of the command.
A start bit followed by nine low bits is a break signal. (See
monitor receives a break signal, it drives the PTA0 pin high for the duration of two
bits before echoing the break signal.
2
1
Freescale Semiconductor, Inc.
3
MISSING STOP BIT
For More Information On This Product,
READ
4
Figure
Figure 13-9. Break Transaction
Figure 13-8. Read Transaction
5
Go to: www.freescale.com
3
6
ADDR. HIGH
13-8, the monitor ROM immediately echoes each received
Development Support
7
1
ADDR. HIGH
2-STOP-BIT DELAY BEFORE ZERO ECHO
3
0
ADDR. LOW
1
2
1
3
ADDR. LOW
4
Figure
5
Development Support
2
6
13-9.) When the
RESULT
DATA
7
Monitor Module
Data Sheet
165