Index

A

ADC_AWD2CR542
ADC_AWD3CR543
ADC_CALFACT544
ADC_CFGR526
ADC_CFGR2530
ADC_CR523
ADC_DIFSEL543
ADC_DR538
ADC_IER521
ADC_ISR519
ADC_JDRy542
ADC_JSQR539
ADC_OFRy541
ADC_SMPR1531
ADC_SMPR2532
ADC_SQR1535
ADC_SQR2536
ADC_SQR3537
ADC_SQR4538
ADC_TR1533
ADC_TR2533
ADC_TR3534
ADCx_CCR545
ADCx_CSR544
AES_CR665
AES_DINR669
AES_DOUTR669
AES_IVR0672
AES_IVR1672
AES_IVR2672
AES_IVR3673
AES_KEYR0670
AES_KEYR1671
AES_KEYR2671
AES_KEYR3671
AES_KEYR4673
AES_KEYR5673
AES_KEYR6674
AES_KEYR7674
AES_SR668
AES_SUSPxR674
AP_BD0-3R1368
AP_DRWR1368
AP_TAR1368

B

BPU_CIDR01432
BPU_CIDR11433
BPU_CIDR21433
BPU_CIDR31434
BPU_COMPxR1430
BPU_CTRLR1429
BPU_PIDR01431
BPU_PIDR11431
BPU_PIDR21431
BPU_PIDR31432
BPU_PIDR41430
BPU_REMAPR1429

C

C1ROM_CIDR01440
C1ROM_CIDR11440
C1ROM_CIDR21441
C1ROM_CIDR31441, 1443
C1ROM_MEMTYPER1437
C1ROM_PIDR01438
C1ROM_PIDR11439
C1ROM_PIDR21439
C1ROM_PIDR31440
C1ROM_PIDR41438
C2ROM1_CIDR01405
C2ROM1_CIDR11406
C2ROM1_CIDR21406
C2ROM1_CIDR31406
C2ROM1_MEMTYPER1403
C2ROM1_PIDR01403
C2ROM1_PIDR11404
C2ROM1_PIDR21404
C2ROM1_PIDR31405
C2ROM1_PIDR41403
C2ROM2_CIDR01411
C2ROM2_CIDR11412
C2ROM2_CIDR21412
C2ROM2_CIDR31412
C2ROM2_MEMTYPER1409
C2ROM2_PIDR01409
C2ROM2_PIDR11410
C2ROM2_PIDR21410
C2ROM2_PIDR31411
C2ROM2_PIDR41409
COMP1_CSR561
COMP2_CSR563
CRC_CR430
CRC_DR429
CRC_IDR429
CRC_INIT431
CRC_POL431
CRS_CFGR285
CRS_CR283
CRS_ICR288
CRS_ISR286
CTI_APPCLEAR1377
CTI_APPPULSER1378
CTI_APPSETR1376
CTI_AUTHSTATR1383
CTI_CHINSTSR1380
CTI_CHOUTSTSR1380
CTI_CIDR01387
CTI_CIDR11387
CTI_CIDR21388
CTI_CIDR31388
CTI_CLAIMCLR1382
CTI_CLAIMSETR1381
CTI_CONTROLR1376
CTI_DEVIDR1384
CTI_DEVTYPEP1384
CTI_GATER1381
CTI_INENRx1378
CTI_INTACKR1376
CTI_LAR1382
CTI_LSR1383
CTI_OUTENRx1379
CTI_PIDR01385
CTI_PIDR11385
CTI_PIDR31386
CTI_PIDR41385
CTI_TRGISTSR1379
CTI_TRGOSTSR1380

D

DBGMCU_APB1FZR11393
DBGMCU_APB1FZR21395
DBGMCU_APB2FZR1396
DBGMCU_C2APB1FZR11394
DBGMCU_C2APB1FZR21396
DBGMCU_C2APB2FZR1397
DBGMCU_CR1392
DBGMCU_IDCODE1392
DMA_CCRx374
DMA_CMARx378
DMA_CNDTRx376
DMA_CPARx377
DMA_IFCR372
DMA_ISR370
DMAMUX_CFR392
DMAMUX_CSR392
DMAMUX_CxCR391
DMAMUX_RGCFR394
DMAMUX_RGSR394
DMAMUX_RGxCR393
DP_ABORTR1356
DP_CTRL/STATR1357
DP_PIDR1356
DWT_CIDR01424, 1453
DWT_CIDR11424, 1453
DWT_CIDR21424, 1453
DWT_CIDR31425, 1454
DWT_COMPxR1420, 1449
DWT_CPICNTR1417, 1446
DWT_CTRLR1415, 1444
DWT_CYCCNTR1417, 1446
DWT_EXCCNTR1418, 1447
DWT_FOLDCNTR1419, 1448
DWT_FUNCTxR1420, 1449
DWT_LSUCNTR1419, 1448
DWT_MASKxR1420, 1449
DWT_PCSR1419, 1448
DWT_PIDR01422, 1451
DWT_PIDR11422, 1451
DWT_PIDR21423, 1452
DWT_PIDR31423, 1452
DWT_PIDR41421, 1450
DWT_SLP CNTR1418, 1447

E

ETM_AUTHSTATR1485
ETM_CCER1479
ETM_CCR1473
ETM_CIDR01488
ETM_CIDR11488
ETM_CIDR21489
ETM_CIDR31489
ETM_CLAIMCLR1483
ETM_CLAIMSETR1483
ETM_CNTRLDVR11478
ETM_CR1472
ETM_DEVTYPEP1485
ETM_FFLR1477
ETM_IDR1479
ETM_IDR21482
ETM_LAR1484
ETM_LSR1484
ETM_PDSR1482
ETM_PIDR01486
ETM_PIDR11486
ETM_PIDR21487
ETM_PIDR31487
ETM_PIDR41486
ETM_SCR1475
ETM_SR1475
ETM_SYNCFR1478
ETM_TECR11477
ETM_TEEVR1476
ETM_TESSEICR1480
ETM_TRACEIDR1482
ETM_TRIGGER1474
ETM_TSEVR1481
EXTI_C2EMR1421
EXTI_C2EMR2423
EXTI_C2IMR1420
EXTI_C2IMR2422
EXTI_EMR1420
EXTI_EMR2422
EXTI_FTSR1415
EXTI_FTSR2417
EXTI_IMR1419
EXTI_IMR2421
EXTI_PR1416
EXTI_PR2419
EXTI_RTSR1414
EXTI_RTSR2416
EXTI_SWIER1415
EXTI_SWIER2418

F

FLASH_ACR111
FLASH_C2ACR122
FLASH_C2CR125
FLASH_C2SR123
FLASH_CR114
FLASH_ECCR116
FLASH_IPCCBR122
FLASH_KEYR112
FLASH_OPTKEYR112
FLASH_OPTR117
FLASH_PCROP1AER120
FLASH_PCROP1ASR119
FLASH_PCROP1BER122
FLASH_PCROP1BSR121
FLASH_SFR126
FLASH_SR113
FLASH_SRRVR127
FLASH_WRP1AR120
FLASH_WRP1BR121
FPB_CIDR01469
FPB_CIDR11469
FPB_CIDR21469
FPB_CIDR31470
FPB_COMPxR1466
FPB_CTRLR1465
FPB_PIDR01467
FPB_PIDR11467
FPB_PIDR21468
FPB_PIDR31468
FPB_PIDR41466
FPB_REMAPR1465

G

GPIOx_AFRH333
GPIOx_AFRL332
GPIOx_BRR334
GPIOx_BSRR330
GPIOx_IDR329
GPIOx_LCKR331
GPIOx_MODER327
GPIOx_ODR330
GPIOx_OSPEEDR328
GPIOx_OTYPER328
GPIOx_PUPDR329

H

HSEM_CnICR299
HSEM_CnIER299
HSEM_CnISR299
HSEM_CnMISR300
HSEM_CR300
HSEM_KEYR301
HSEM_RLRx298
HSEM_Rx297

I

I2C_CR11060
I2C_CR21062
I2C_ICR1070
I2C_ISR1068
I2C_OAR11064
I2C_OAR21065
I2C_PECR1071
I2C_RXDR1071
I2C_TIMEOUTR1067
I2C_TIMINGR1066
I2C_TXDR1072
IPCC_C1CR312
IPCC_C1MR312
IPCC_C1SCR313
IPCC_C1TOC2SR313
IPCC_C2CR314
IPCC_C2MR314
IPCC_C2SCR315
IPCC_C2TOC1SR316
ITM_CIDR01462
ITM_CIDR11462
ITM_CIDR21462
ITM_CIDR31463
ITM_PIDR01460
ITM_PIDR11460
ITM_PIDR21461
ITM_PIDR31461
ITM_PIDR41459
ITM_STIMRx1457
ITM_TCR1458
ITM_TER1457
ITM_TPR1458
IWDG_KR957
IWDG_PR958
IWDG_RLR959
IWDG_SR960
IWDG_WINR961

L

LCD_CLR593
LCD_CR589
LCD_FCR590
LCD_RAMx594-595
LCD_SR592
LPTIM_ARR949
LPTIM_CFGR944
LPTIM_CMP949
LPTIM_CNT950
LPTIM_CR947
LPTIM_ICR943
LPTIM_IER943
LPTIM_ISR942
LPTIM1_OR950
LPTIM2_OR951
LPUART_BRR1200
LPUART_CR11189, 1192
LPUART_CR21195
LPUART_CR31197
LPUART_ICR1208
LPUART_ISR1201, 1205
LPUART_PRESC1210
LPUART_RDR1209
LPUART_RQR1200
LPUART_TDR1209

P

PKA_CLRFR701
PKA_CR699
PKA_SR700
PWR_C2CR1182
PWR_C2CR3184
PWR_CR1167
PWR_CR2168
PWR_CR3169
PWR_CR4171
PWR_CR5175
PWR_EXTSCR185
PWR_PDCRA177
PWR_PDCRB178
PWR_PDCRC179
PWR_PDCRD180
PWR_PDCRE181
PWR_PDCRH182
PWR_PUCRA176
PWR_PUCRB177
PWR_PUCRC178
PWR_PUCRD179
PWR_PUCRE180
PWR_PUCRH181
PWR_SCR174
PWR_SR1172
PWR_SR2173

Q

QUADSPI_ABR454
QUADSPI_AR454
QUADSPI_CCR452
QUADSPI_CR447
QUADSPI_DCR449
QUADSPI_DLR451
QUADSPI_DR455
QUADSPI_FCR451
QUADSPI_LPTR457
QUADSPI_PIR456
QUADSPI_PSMAR456
QUADSPI_PSMKR455
QUADSPI_SR450

R

RCC_AHB1ENR234, 257
RCC_AHB1RSTR226-227
RCC_AHB1SMENR240, 264
RCC_AHB2ENR235, 258
RCC_AHB2RSTR228
RCC_AHB2SMENR241, 265
RCC_AHB3ENR236, 259
RCC_AHB3RSTR229
RCC_AHB3SMENR243, 267
RCC_APB1ENR1237, 260
RCC_APB1ENR2239, 262-263, 271
RCC_APB1RSTR1230
RCC_APB1RSTR2232
RCC_APB1SMENR1244, 268
RCC_APB1SMENR2246, 269
RCC_APB2ENR239, 262
RCC_APB2RSTR232-233
RCC_APB2SMENR246, 270
RCC_BDCR249
RCC_CCIPR248
RCC_CFGR214
RCC_CICR225
RCC_CIER222
RCC_CIFR223
RCC_CR210
RCC_CRRCR253-255
RCC_CSR251
RCC_ICSCR213
RCC_PLLCFGR216
RCC_PLLSAI1CFGR220
RNG_CR625
RNG_DR626
RNG_SR625
RTC_ALRMAR995
RTC_ALRMASSR1006
RTC_ALRMBR996
RTC_ALRMBSSR1007
RTC_BKPxR1008
RTC_CALR1002
RTC_CR987
RTC_DR986
RTC_ISR990
RTC_OR1008
RTC_PRER993
RTC_SHIFTTR998
RTC_SSR997
RTC_TAMPCR1003
RTC_TR985
RTC_TSDR1000
RTC_TSSSR1001
RTC_TSTR999
RTC_WPR997
RTC_WUTR994

S

SAI_ACLRFR1296
SAI_ACR11286
SAI_ACR21288
SAI_ADR1297
SAI_AFRCCR1290
SAI_AIM1292
SAI_ASLOTR1291
SAI_ASR1294
SAI_BCLRFR1307
SAI_BCR11297
SAI_BCR21300
SAI_BDR1308
SAI_BFRCCR1302
SAI_BIM1304
SAI_BSLOTR1303
SAI_BSR1305
SAI_PDMCR1309
SAI_PDMPLY1310
SPiX_CR11239
SPiX_CR21241
SPiX_CRCPR1245
SPiX_DR1244
SPiX_RXCRCR1245
SPiX_SR1243
SPiX_TXCRCR1245
SYSCFG_C2IMR1349
SYSCFG_C2IMR2350
SYSCFG_CFGR1339
SYSCFG_CFGR2346
SYSCFG_EXTICR1340
SYSCFG_EXTICR2341
SYSCFG_EXTICR3342
SYSCFG_EXTICR4344
SYSCFG_IMR1348
SYSCFG_IMR2348
SYSCFG_MEMRMP338
SYSCFG_SCSR345
SYSCFG_SIPCR350
SYSCFG_SKR347
SYSCFG_SWPR1347
SYSCFG_SWPR2347

T

TIM1_AF1797
TIM1_AF2798
TIM1_ARR785
TIM1_BDTR788
TIM1_CCER781
TIM1_CCMR1775-776
TIM1_CCMR2779-780
TIM1_CCMR3794
TIM1_CCR1786
TIM1_CCR2787
TIM1_CCR3787TIMx_DCR920
TIM1_CCR4788TIMx_DIER907
TIM1_CCR5795TIMx_DMAR921
TIM1_CCR6796TIMx_EGR909
TIM1_CNT785TIMx_PSC916
TIM1_CR1764TIMx_RCR917
TIM1_CR2765TIMx_SR908
TIM1_DCR792TPIU_ACPR1494
TIM1_DIER770TPIU_CIDR01501
TIM1_DMAR793TPIU_CIDR11501
TIM1_EGR774TPIU_CIDR21501
TIM1_OR1794TPIU_CIDR31502
TIM1_PSC785TPIU_CLAIMCLR1497
TIM1_RCR786TPIU_CLAIMSETR1496
TIM1_SMCR768TPIU_CSPSR1494
TIM1_SR772TPIU_DEVIDR1497
TIM1_TISEL800TPIU_DEVTYPE1498
TIM16_AF1922TPIU_FFCR1495
TIM16_OR1922TPIU_FFSR1495
TIM16_TISEL923TPIU_FSCR1496
TIM17_AF1924TPIU_PIDR01499
TIM17_OR1924TPIU_PIDR11499
TIM17_TISEL925TPIU_PIDR21500
TIM2_AF1871TPIU_PIDR31500
TIM2_ARR867TPIU_PIDR41498
TIM2_CCER865TPIU_SPPR1494
TIM2_CCMR1859-860TPIU_SSPSR1493
TIM2_CCMR2863-864TSC_CR606
TIM2_CCR1868TSC_ICR609
TIM2_CCR2868TSC_IER609
TIM2_CCR3869TSC_IOASCR611
TIM2_CCR4869TSC_IOCCR612
TIM2_CNT866-867TSC_IOGCSR612
TIM2_CR1849TSC_IOGxCR613
TIM2_CR2850TSC_IOHCR610
TIM2_DCR870TSC_IOSCR611
TIM2_DIER855TSC_ISR610
TIM2_DMAR870
TIM2_EGR858U
TIM2_OR1871USART_BRR1140
TIM2_PSC867USART_CR11125, 1128
TIM2_SMCR852USART_CR21132
TIM2_SR856USART_CR31136
TIM2_TISEL872USART_GTPR1140
TIMx_ARR916USART_ICR1154
TIMx_BDTR918USART_ISR1143, 1149
TIMx_CCER913USART_PRESC1157
TIMx_CCMR1910-911USART_RDR1156
TIMx_CCR1917USART_RQR1142
TIMx_CNT915USART_RTOR1141
TIMx_CR1905USART_TDR1156
TIMx_CR2906
USB_ADDRn_RX .....1343
USB_ADDRn_TX .....1342
USB_BCDR .....1336
USB_BTABLE .....1335
USB_CNTR .....1329
USB_COUNTn_RX .....1343
USB_COUNTn_TX .....1342
USB_DADDR .....1334
USB_EPNR .....1337
USB_FNR .....1334
USB_ISTR .....1331
USB_LPMCSR .....1335
V
VREFBUF_CCR .....553
VREFBUF_CSR .....552
W
WWDG_CFR .....967
WWDG_CR .....966
WWDG_SR .....968
IMPORTANT NOTICE – READ CAREFULLY

STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, enhancements, modifications, and improvements to ST products and/or to this document at any time without notice.

In the event of any conflict between the provisions of this document and the provisions of any contractual arrangement in force between the purchasers and ST, the provisions of such contractual arrangement shall prevail.

The purchasers should obtain the latest relevant information on ST products before placing orders. ST products are sold pursuant to ST's terms and conditions of sale in place at the time of order acknowledgment.

The purchasers are solely responsible for the choice, selection, and use of ST products and ST assumes no liability for application assistance or the design of the purchasers' products.

No license, express or implied, to any intellectual property right is granted by ST herein.

Resale of ST products with provisions different from the information set forth herein shall void any warranty granted by ST for such product.

If the purchasers identify an ST product that meets their functional and performance requirements but that is not designated for the purchasers' market segment, the purchasers shall contact ST for more information.

ST and the ST logo are trademarks of ST. For additional information about ST trademarks, refer to www.st.com/trademarks . All other product or service names are the property of their respective owners.

Information in this document supersedes and replaces information previously supplied in any prior versions of this document.

© 2026 STMicroelectronics – All rights reserved