S9S08QD4CSC View Datasheet(PDF) - Freescale Semiconductor

Part Name

Description

Manufacturer

S9S08QD4CSC

8-BIT HCS08 Microcontrollers

Freescale Semiconductor 

Development Support

7

6

5

4

3

2

1

0

R

0

0

0

0

0

0

0

0

W

BDFR1

Reset

0

0

0

0

0

0

0

0

= Unimplemented or Reserved

1 BDFR is writable only through serial background mode debug commands, not from user programs.

Figure 12-6. System Background Debug Force Reset Register (SBDFR)

Table 12-3. SBDFR Register Field Description

Field

0

BDFR

Description

Background Debug Force Reset — A serial active background mode command such as WRITE_BYTE allows

an external debug host to force a target system reset. Writing 1 to this bit forces an MCU reset. This bit cannot

be written from a user program.

MC9S08QD4 Series MCU Data Sheet, Rev. 6

Freescale Semiconductor

171

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