MC68HC705V12CFN MOTOROLA [Motorola, Inc], MC68HC705V12CFN Datasheet - Page 142

• Manufacturer Part Number: MC68HC705V12CFN
• Description: The Motorola microcontroller
• Manufacturer: MOTOROLA [Motorola, Inc]

Byte Data Link Controller – Digital (BDLC–D)
14.4.1 BDLC Operating Modes
Advance Information
142
The BDLC has five main modes of operation which interact with the
power supplies, pins, and reset of the MCU as shown in
NETWORK ACTIVITY OR
OTHER MCU WAKEUP
BDLC STOP
Byte Data Link Controller – Digital (BDLC–D)
(COP, ILLADDR, PU, RESET, LVR, POR)
ANY MCU RESET SOURCE ASSERTED
Figure 14-3. BDLC Operating Modes State Diagram
V
DD
STOP INSTRUCTION OR
WAIT INSTRUCTION AND WCM = 1
FROM ANY MODE
V
DD
(MINIMUM)
POWER OFF
RESET
RUN
V
ANY MCU RESET SOURCE ASSERTED
DD
NO MCU RESET SOURCE ASSERTED
WAIT INSTRUCTION AND WCM = 0
> V
DD
MC68HC705V12
(MINIMUM) AND
NETWORK ACTIVITY OR
OTHER MCU WAKEUP
BDLC WAIT
Figure
MOTOROLA
—
14-3.
Rev. 3.0