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ST STM32WL5 Series User Manual

ST STM32WL5 Series
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RM0453 Rev 1 1409/1461
RM0453 Debug support (DBG)
1448
38.11.3 TPIU asynchronous clock prescaler register (TPIU_ACPR)
Address offset: 0x010
Reset value: 0x0000 0000
38.11.4 TPIU selected pin protocol register (TPIU_SPPR)
Address offset: 0x0F0
Reset value: 0x0000 0001
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.
1514131211109876543210
Res. Res. Res. PRESCALER[12:0]
rw rw rw rw rw rw rw rw rw rw rw rw rw
Bits 31:13 Reserved, must be kept at reset value.
Bits 12:0 PRESCALER[12:0]: selects the baud rate for the asynchronous output, TRACESWO
The baud rate is given by the TRACELKIN frequency divided by (PRESCALER +1).
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.
1514131211109876543210
Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. TXMODE[1:0]
rw rw
Bits 31:2 Reserved, must be kept at reset value.
Bits 1:0 TXMODE[1:0]: selects the protocol used for trace output
0x0: reserved (parallel trace port mode not supported in this device)
0x1: Asynchronous SWO using Manchester encoding
0x2: Asynchronous SWO using NRZ encoding
0x3: reserved

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ST STM32WL5 Series Specifications

General IconGeneral
BrandST
ModelSTM32WL5 Series
CategoryMicrocontrollers
LanguageEnglish

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