ST STM32F446 Series User Manual

RM0390 Rev 4 1305/1328
RM0390 Debug support (DBG)
1318
DBGMCU_CR register
Address: 0xE004 2004
Only 32-bit access supported
POR Reset: 0x0000 0000 (not reset by system reset)
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res.
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Res. Res. Res. Res. Res. Res. Res. Res.
TRACE_
MODE[1:0]
TRACE
_IOEN
Res. Res.
DBG_
STANDBY
DBG_
STOP
DBG_
SLEEP
rw rw rw rw rw rw
Bits 31:8 Reserved, must be kept at reset value.
Bits 7:5 TRACE_MODE[1:0] and TRACE_IOEN: Trace pin assignment control
– With TRACE_IOEN=0:
TRACE_MODE=xx: TRACE pins not assigned (default state)
– With TRACE_IOEN=1:
– TRACE_MODE=00: TRACE pin assignment for Asynchronous Mode
– TRACE_MODE=01: TRACE pin assignment for Synchronous Mode with a
TRACEDATA size of 1
– TRACE_MODE=10: TRACE pin assignment for Synchronous Mode with a
TRACEDATA size of 2
– TRACE_MODE=11: TRACE pin assignment for Synchronous Mode with a
TRACEDATA size of 4
Bits 4:3 Reserved, must be kept at reset value.

ST STM32F446 Series Specifications

General

Brand	ST
Model	STM32F446 Series
Category	Microcontrollers
Language	English