SH7721 datasheet(25/1524 Pages) RENESAS

25 / 1524 page

Rev. 3.00 Jan. 18, 2008 Page xxv of lxii

25.3.17 EP0o Data Register (EPDR0o) ............................................................................. 821

25.3.18 EP0s Data Register (EPDR0s) .............................................................................. 821

25.3.19 EP1 Data Register (EPDR1) ................................................................................. 822

25.3.20 EP2 Data Register (EPDR2) ................................................................................. 822

25.3.21 EP3 Data Register (EPDR3) ................................................................................. 822

25.3.22 EP4 Data Register (EPDR4) ................................................................................. 823

25.3.23 EP5 Data Register (EPDR5) ................................................................................. 823

25.3.24 EP0o Receive Data Size Register (EPSZ0o) ........................................................ 823

25.3.25 EP1 Receive Data Size Register (EPSZ1) ............................................................ 824

25.3.26 EP4 Receive Data Size Register (EPSZ4) ............................................................ 824

25.3.27 Trigger Register (TRG)......................................................................................... 824

25.3.28 Data Status Register (DASTS).............................................................................. 825

25.3.29 FIFO Clear Register 0 (FCLR0) ........................................................................... 825

25.3.30 FIFO Clear Register 1 (FCLR1) ........................................................................... 826

25.3.31 DMA Transfer Setting Register (DMA) ............................................................... 826

25.3.32 Endpoint Stall Register 0 (EPSTL0) ..................................................................... 827

25.3.33 Endpoint Stall Register 1 (EPSTL1) ..................................................................... 828

25.3.34 Configuration Value Register (CVR) ................................................................... 828

25.3.35 Time Stamp Register (TSRH/TSRL) .................................................................... 829

25.3.36 Control Register 0 (CTLR0) ................................................................................. 830

25.3.37 Control Register 1 (CTLR1) ................................................................................. 831

25.3.38 Endpoint Information Register (EPIR) ................................................................. 831

25.3.39 Timer Register (TMRH/TMRL) ........................................................................... 836

25.3.40 Set Time Out Register (STOH/STOL).................................................................. 836

25.4

Operation ........................................................................................................................... 837

25.4.1 Cable Connection.................................................................................................. 837

25.4.2 Cable Disconnection ............................................................................................. 838

25.4.3 Control Transfer.................................................................................................... 839

25.4.4 EP1 Bulk-Out Transfer (Dual FIFOs)................................................................... 845

25.4.5 EP2 Bulk-In Transfer (Dual FIFOs) ..................................................................... 846

25.4.6 EP3 Interrupt-In Transfer...................................................................................... 848

25.5

EP4 Isochronous-Out Transfer........................................................................................... 849

25.6

EP5 Isochronous-In Transfer ............................................................................................. 852

25.7

Processing of USB Standard Commands and Class/Vendor Commands........................... 855

25.7.1 Processing of Commands Transmitted by Control Transfer ................................. 855

25.8

Stall Operations.................................................................................................................. 856

25.8.1 Overview............................................................................................................... 856

25.8.2 Forcible Stall by Application ................................................................................ 856

25.8.3 Automatic Stall by USB Function Controller ....................................................... 858

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