UM0470 datasheet(28/37 Pages) STMICROELECTRONICS

Part #	UM0470

Description	STM8 SWIM communication protocol and debug module

PDF	37 Pages

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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28 / 37 page

Debug module (DM)

UM0470

28/37

4.12.1

DM breakpoint register 1 extended byte (DM_BKR1E)

STM8 Address: 7F90h

Reset value: 1111 1111 (FFh)

4.12.2

DM breakpoint register 1 high byte (DM_BKR1H)

Address: 7F91h

Reset value: 1111 1111 (FFh)

4.12.3

DM breakpoint register 1 low byte (DM_BKR1L)

Address: 7F92h

Reset value: 1111 1111 (FFh)

765

432

BK1[23:16]

Bits 7:0

BK1[23:16]: Breakpoint 1 extended byte value

This register is written by software to define the extended 8 address bits of

Breakpoint 1.

765

432

BK1[15:8]

Bits 7:0

BK1[15:8]: Breakpoint 1 high byte value

This register is written by software to define the higher 8 address bits of Breakpoint

765

432

BK1[7:0]

Bits 7:0

BK1[7:0]: Breakpoint 1 high byte value

This register is written by software to define the lower 8 address bits of Breakpoint 1.

UM0470 Datasheet(PDF) 28 Page - STMicroelectronics