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STMicroelectronics STM32WL5 Series User Manual

STMicroelectronics STM32WL5 Series
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RM0453 Rev 5 57/1450
RM0453 List of figures
58
Figure 301. Transfer bus diagrams for SMBus slave transmitter (SBC = 1) . . . . . . . . . . . . . . . . . . . 1088
Figure 302. Transfer sequence flow for SMBus slave receiver N bytes + PEC. . . . . . . . . . . . . . . . . 1089
Figure 303. Bus transfer diagrams for SMBus slave receiver (SBC = 1). . . . . . . . . . . . . . . . . . . . . . 1090
Figure 304. Bus transfer diagrams for SMBus master transmitter . . . . . . . . . . . . . . . . . . . . . . . . . . . 1091
Figure 305. Bus transfer diagrams for SMBus master receiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1093
Figure 306. USART block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1117
Figure 307. Word length programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1120
Figure 308. Configurable stop bits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1122
Figure 309. TC/TXE behavior when transmitting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1125
Figure 310. Start bit detection when oversampling by 16 or 8. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1126
Figure 311. usart_ker_ck clock divider block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1129
Figure 312. Data sampling when oversampling by 16 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1130
Figure 313. Data sampling when oversampling by 8 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1131
Figure 314. Mute mode using Idle line detection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1138
Figure 315. Mute mode using address mark detection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1139
Figure 316. Break detection in LIN mode (11-bit break length - LBDL bit is set). . . . . . . . . . . . . . . . 1142
Figure 317. Break detection in LIN mode vs. Framing error detection. . . . . . . . . . . . . . . . . . . . . . . . 1143
Figure 318. USART example of synchronous master transmission. . . . . . . . . . . . . . . . . . . . . . . . . . 1144
Figure 319. USART data clock timing diagram in synchronous master mode
(M bits = 00) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1144
Figure 320. USART data clock timing diagram in synchronous master mode
(M bits = 01) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1145
Figure 321. USART data clock timing diagram in synchronous slave mode
(M bits = 00) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1146
Figure 322. ISO 7816-3 asynchronous protocol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1148
Figure 323. Parity error detection using the 1.5 stop bits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1150
Figure 324. IrDA SIR ENDEC block diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1154
Figure 325. IrDA data modulation (3/16) - Normal mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1154
Figure 326. Transmission using DMA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1156
Figure 327. Reception using DMA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1157
Figure 328. Hardware flow control between 2 USARTs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1157
Figure 329. RS232 RTS flow control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1158
Figure 330. RS232 CTS flow control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1159
Figure 331. Wake-up event verified (wake-up event = address match, FIFO disabled) . . . . . . . . . . 1162
Figure 332. Wake-up event not verified (wake-up event = address match,
FIFO disabled) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1162
Figure 333. LPUART block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1204
Figure 334. LPUART word length programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1206
Figure 335. Configurable stop bits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1208
Figure 336. TC/TXE behavior when transmitting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1210
Figure 337. lpuart_ker_ck clock divider block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1213
Figure 338. Mute mode using Idle line detection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1217
Figure 339. Mute mode using address mark detection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1218
Figure 340. Transmission using DMA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1220
Figure 341. Reception using DMA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . 1221
Figure 342. Hardware flow control between 2 LPUARTs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1222
Figure 343. RS232 RTS flow control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1222
Figure 344. RS232 CTS flow control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1223
Figure 345. Wake-up event verified (wake-up event = address match,
FIFO disabled) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1226
Figure 346. Wake-up event not verified (wake-up event = address match,
FIFO disabled) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1226

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STMicroelectronics STM32WL5 Series Specifications

General IconGeneral
BrandSTMicroelectronics
ModelSTM32WL5 Series
CategoryMicrocontrollers
LanguageEnglish

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