Usb On-The-Go Full-Speed (Otg_Fs) - ST STM32F413 Reference Manual

USB on-the-go full-speed (OTG_FS)

33 USB on-the-go full-speed (OTG_FS)
33.1 Introduction
Portions Copyright (c) 2004, 2005 Synopsys, Inc. All rights reserved. Used with permission.
This section presents the architecture and the programming model of the OTG_FS
controller.
The following acronyms are used throughout the section:
FS
LS
MAC
OTG
PFC
PHY
USB
UTMI
UTMI
ULPI
LPM
BCD
HNP
SRP
References are made to the following documents:
• USB On-The-Go Supplement, Revision 2.0
•
Universal Serial Bus Revision 2.0 Specification
• USB 2.0 Link Power Management Addendum Engineering Change Notice to the USB
2.0 specification, July 16, 2007
•
Errata for USB 2.0 ECN: Link Power Management (LPM) - 7/2007
•
Battery Charging Specification, Revision 1.2
The USB OTG is a dual-role device (DRD) controller that supports both device and host
functions and is fully compliant with the On-The-Go Supplement to the USB 2.0
Specification. It can also be configured as a host-only or device-only controller, fully
compliant with the USB 2.0 Specification. OTG_FS supports the speeds defined in the
Table 203: OTG_FS speeds supported
The only external device required is a charge pump for V
1096/1284
Full-speed
Low-speed
Media access controller
On-the-go
Packet FIFO controller
Physical layer
Universal serial bus
USB 2.0 Transceiver Macrocell interface (UTMI)
USB Transceiver Macrocell Interface
UTMI+ Low Pin Interface
Link power management
Battery charging detector
Host negotiation protocol
Session request protocol
below.The USB OTG supports both HNP and SRP.
DocID029473 Rev 3
in OTG mode.
BUS
RM0430