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AN4660 датащи(PDF) 22 Page - STMicroelectronics |
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AN4660 датащи(HTML) 22 Page - STMicroelectronics |
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22 / 27 page ![]() Peripheral migration AN4660 22/27 DocID027558 Rev 2 2.15 USB OTG Table 20 presents USB OTG differences between STM32F42xxx/F43xxx and STM32F74xxx/F75xxx. Table 20. USB OTG differences between STM32F42xxx/F43xxx and STM32F74xxx/F75xxx USB STM32F42xxx/F43xxx STM32F74xxx/F75xxx Features – Universal Serial Bus revision 2.0 – Full support for the USB On-The-Go (USB OTG). FS mode: – 1 bidirectional control endpoint – 3 IN endpoints (bulk, interrupt, isochronous) – 3 OUT endpoints (bulk, interrupt, isochronous HS mode: – 6 bidirectional endpoints (including EP0) – 12 host mode channels FS mode: – 1 bidirectional control endpoint – 5 IN endpoints (bulk, interrupt, isochronous) – 5 OUT endpoints (bulk, interrupt, isochronous) HS mode: – 8 bidirectional endpoints (including EP0) – 16 host channels with periodic – USB internal connect/disconnect feature with an internal pull-up resistor on the USB D + (USB_DP) line. NA – Independent VDDUSB power supply allowing lower VDDCORE while using USB. Buffer memory FS mode: – 1.25Kbytes data FIFOs – Management of up to 4 Tx FIFOs (1 for each IN end point) + 1 Rx FIFO. HS mode: – 4 KB total RAM FS mode: – 1.25Kbytes data FIFOs – Management of up to 6 Tx FIFOs (1 for each IN end point) + 1 Rx FIFO. HS mode: – 4 KB total RAM Low-power modes FS mode: – USB suspend and resume HS mode: – No LPM supported FS mode: – USB suspend and resume – Link power management (LPM) support HS mode: – Yes LPM supported Configuration – SW not compatible |
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