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Section 20 USB Function Module
Rev. 4.00 Sep. 14, 2005 Page 791 of 982
REJ09B0023-0400
Normal routine
USIHP interrupt routine
Power On Reset
Set STBCR4/MSTP46 to 1
(exit USB module stop mode)
Set USBIER2/SETC to 1
(Configuration set interrupt)
Clear USBIER2/SETC
Clear USBIFR2/SETC
Confirm USBIFR2/CFGV=1
(confirm that a trasition to
high-power function is made)
Set IPRC/IRQ0 of INTC to 15
(set the priority of IRQ0 to 15)
Set IPRC/IRQ1 of INTC to 14
(set the priority of IRQ1 to 14)
Clear ICR1/IRQ00S and
IRQ01S of INTC to 0
(set the IRQ0 falling edge
detection)
Clear ICR1/IRQ10S and
IRQ11S of INTC to 0
(set the IRQ1 falling edge
detection)
Clear ICR1/IRQE of INTC to 0
(IRQ interrupt enable)
Set USBCTRL/SUSPEND to 1
(suspend interrupt enable)
Set USBCTRL/PWMD to 1
(set to bus power control method)
USIHP interrupt?
No
Yes
Normal operation
RTE instruction
Figure 20.21 Sample Flowchart for Initialization of the USB Bus Power Control Method
Содержание HD6417641
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Страница 11: ...Rev 4 00 Sep 14 2005 Page xi of l USB Universal serial bus WDT Watch dog timer...
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Страница 204: ...Section 4 Clock Pulse Generator CPG Rev 4 00 Sep 14 2005 Page 154 of 982 REJ09B0023 0400...
Страница 212: ...Section 5 Watchdog Timer WDT Rev 4 00 Sep 14 2005 Page 162 of 982 REJ09B0023 0400...
Страница 228: ...Section 6 Power Down Modes Rev 4 00 Sep 14 2005 Page 178 of 982 REJ09B0023 0400...
Страница 246: ...Section 8 X Y Memory Rev 4 00 Sep 14 2005 Page 196 of 982 REJ09B0023 0400...
Страница 318: ...Section 11 User Break Controller UBC Rev 4 00 Sep 14 2005 Page 268 of 982 REJ09B0023 0400...
Страница 454: ...Section 12 Bus State Controller BSC Rev 4 00 Sep 14 2005 Page 404 of 982 REJ09B0023 0400...
Страница 500: ...Section 13 Direct Memory Access Controller DMAC Rev 4 00 Sep 14 2005 Page 450 of 982 REJ09B0023 0400...
Страница 504: ...Section 14 U Memory Rev 4 00 Sep 14 2005 Page 454 of 982 REJ09B0023 0400...
Страница 566: ...Section 17 Compare Match Timer CMT Rev 4 00 Sep 14 2005 Page 516 of 982 REJ09B0023 0400...
Страница 734: ...Section 18 Multi Function Timer Pulse Unit MTU Rev 4 00 Sep 14 2005 Page 684 of 982 REJ09B0023 0400...
Страница 868: ...Section 21 A D Converter Rev 4 00 Sep 14 2005 Page 818 of 982 REJ09B0023 0400...
Страница 914: ...Section 23 I O Ports Rev 4 00 Sep 14 2005 Page 864 of 982 REJ09B0023 0400...
Страница 956: ...Section 24 List of Registers Rev 4 00 Sep 14 2005 Page 906 of 982 REJ09B0023 0400...
Страница 1016: ...Section 25 Electrical Characteristics Rev 4 00 Sep 14 2005 Page 966 of 982 REJ09B0023 0400...
Страница 1024: ...Appendix Rev 4 00 Sep 14 2005 Page 974 of 982 REJ09B0023 0400...
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Страница 1036: ...SH7641 Hardware Manual...