MAX32665-MAX32668 User Guide
Maxim Integrated Page 11 of 457
20.1 Instances --------------------------------------------------------------------------------------------------------------------- 387
20.2 Pins and Configuration --------------------------------------------------------------------------------------------------- 388
20.2.1 Pin Configuration ---------------------------------------------------------------------------------------------------------------------- 388
20.2.2 1-Wire I/O (OWM_IO) ---------------------------------------------------------------------------------------------------------------- 388
20.2.3 Pullup Enable (OWM_PE) ----------------------------------------------------------------------------------------------------------- 388
20.2.4 Clock Configuration ------------------------------------------------------------------------------------------------------------------- 388
20.3 1-Wire Protocol ------------------------------------------------------------------------------------------------------------ 389
20.3.1 Networking Layers -------------------------------------------------------------------------------------------------------------------- 389
20.3.2 Read ROM Command ---------------------------------------------------------------------------------------------------------------- 393
20.3.3 Skip ROM and Overdrive Skip ROM Commands ------------------------------------------------------------------------------- 393
20.3.4 Match ROM and Overdrive Match ROM Commands ------------------------------------------------------------------------ 394
20.3.5 Search ROM Command -------------------------------------------------------------------------------------------------------------- 394
20.3.6 Search ROM Accelerator Operation ---------------------------------------------------------------------------------------------- 394
20.3.7 Resume Communication Command ---------------------------------------------------------------------------------------------- 395
20.4 1-Wire Operation ---------------------------------------------------------------------------------------------------------- 396
20.4.1 Resetting the OWM ------------------------------------------------------------------------------------------------------------------- 396
20.5 1-Wire Data Reads -------------------------------------------------------------------------------------------------------- 396
20.5.1 Reading a Single Bit Value from the 1-Wire Bus ------------------------------------------------------------------------------ 396
20.5.2 Reading an 8-Bit Value from the 1-Wire Bus ----------------------------------------------------------------------------------- 397
20.6 Registers --------------------------------------------------------------------------------------------------------------------- 397
20.7 Register Details ------------------------------------------------------------------------------------------------------------ 398
21. USB 2.0 High-Speed (USBHS) Host Interface with PHY ---------------------------------------------------- 402
21.1 Instances --------------------------------------------------------------------------------------------------------------------- 402
21.2 USBHS Bus Signals --------------------------------------------------------------------------------------------------------- 403
21.3 USBHS Device Endpoints------------------------------------------------------------------------------------------------- 403
21.4 USBHS Reset and Clock -------------------------------------------------------------------------------------------------- 404
21.5 USBHS SUSPEND Mode and RESUME States ------------------------------------------------------------------------ 404
21.6 Packet Size ------------------------------------------------------------------------------------------------------------------ 405
21.7 Endpoint 0 Control Transactions -------------------------------------------------------------------------------------- 405
21.7.1 Endpoint 0 Error Handling ----------------------------------------------------------------------------------------------------------- 405
21.8 Bulk Endpoints Operation and Options ------------------------------------------------------------------------------ 405
21.8.1 Bulk IN Endpoints ---------------------------------------------------------------------------------------------------------------------- 405
21.8.2 Bulk OUT Endpoints ------------------------------------------------------------------------------------------------------------------- 406
21.9 Interrupt Endpoints ------------------------------------------------------------------------------------------------------- 407
21.9.1 Interrupt IN Endpoints ---------------------------------------------------------------------------------------------------------------- 407
21.9.2 Interrupt OUT Endpoints ------------------------------------------------------------------------------------------------------------- 407
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