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Section 4 Clock Pulse Generator (CPG)
Rev. 0.50 May 18, 2006 Page 90 of 1588
REJ09B0313-0050
2. The frequency of the peripheral clock is as follows:
In mode 0
the frequency on the EXTAL pin
×
the frequency-multiplier of the PLL
circuit
×
the divisor of the divider 1
In mode 1
(the frequency on the EXTAL pin
×
1/2)
×
the frequency-multiplier of
the PLL circuit
×
the divisor of the divider 1
In mode 2
(the frequency on the CKIO pin
×
1/4)
×
the frequency-multiplier of
the PLL circuit
×
the divisor of the divider 1
In mode 3
(the frequency on the USB_X1 pin
×
1/4)
×
the frequency-multiplier of
the PLL circuit
×
the divisor of the divider 1
The frequency of the peripheral clock should be set to 33.33 MHz or less, and should
not be set higher than the frequency on the CKIO pin.
3. The frequency multiplier of PLL circuit can be selected as
×
8,
×
12 or
×
16. The
divisor of the divider can be selected as
×
1,
×
1/2,
×
1/3,
×
1/4,
×
1/6,
×
1/8, or
×
1/12. The settings are made in the frequency-control register (FRQCR).
4. The output frequency of the PLL circuit is as follows:
In mode 0
the frequency on the EXTAL pin
×
the frequency-multiplier of the PLL
circuit
In mode 1
(the frequency on the EXTAL pin
×
1/2)
×
the frequency-multiplier of
the PLL circuit
In mode 2/3 (the frequency on the CKIO pin or the USB_X1 pin
×
1/4)
×
the frequency-multiplier of the PLL circuit
Ensure that the output frequency of the PLL circuit should be 200 MHz or less.
Содержание Single-Chip Microcomputer SH7203
Страница 2: ...Rev 0 50 May 18 2006 Page ii of xxx ...
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Страница 52: ...Section 1 Overview Rev 0 50 May 18 2006 Page 22 of 1588 REJ09B0313 0050 ...
Страница 98: ...Section 2 CPU Rev 0 50 May 18 2006 Page 68 of 1588 REJ09B0313 0050 ...
Страница 128: ...Section 4 Clock Pulse Generator CPG Rev 0 50 May 18 2006 Page 98 of 1588 REJ09B0313 0050 ...
Страница 200: ...Section 6 Interrupt Controller INTC Rev 0 50 May 18 2006 Page 170 of 1588 REJ09B0313 0050 ...
Страница 242: ...Section 8 Cache Rev 0 50 May 18 2006 Page 212 of 1588 REJ09B0313 0050 ...
Страница 400: ...Section 9 Bus State Controller BSC Rev 0 50 May 18 2006 Page 370 of 1588 REJ09B0313 0050 ...
Страница 668: ...Section 11 Multi Function Timer Pulse Unit 2 MTU2 Rev 0 50 May 18 2006 Page 638 of 1588 REJ09B0313 0050 ...
Страница 696: ...Section 13 Watchdog Timer WDT Rev 0 50 May 18 2006 Page 666 of 1588 REJ09B0313 0050 ...
Страница 726: ...Section 14 Realtime Clock RTC Rev 0 50 May 18 2006 Page 696 of 1588 REJ09B0313 0050 ...
Страница 796: ...Section 15 Serial Communication Interface with FIFO SCIF Rev 0 50 May 18 2006 Page 766 of 1588 REJ09B0313 0050 ...
Страница 876: ...Section 17 I2 C Bus Interface 3 IIC3 Rev 0 50 May 18 2006 Page 846 of 1588 REJ09B0313 0050 ...
Страница 1020: ...Section 19 Controller Area Network RCAN TL1 Rev 0 50 May 18 2006 Page 990 of 1588 REJ09B0313 0050 ...
Страница 1054: ...Section 21 D A Converter DAC Rev 0 50 May 18 2006 Page 1024 of 1588 REJ09B0313 0050 ...
Страница 1226: ...Section 23 USB 2 0 Host Function Module USB Rev 0 50 May 18 2006 Page 1196 of 1588 REJ09B0313 0050 ...
Страница 1294: ...Section 24 LCD Controller LCDC Rev 0 50 May 18 2006 Page 1264 of 1588 REJ09B0313 0050 ...
Страница 1386: ...Section 26 I O Ports Rev 0 50 May 18 2006 Page 1356 of 1588 REJ09B0313 0050 ...
Страница 1512: ...Section 30 List of Registers Rev 0 50 May 18 2006 Page 1482 of 1588 REJ09B0313 0050 ...
Страница 1598: ...Section 31 Electrical Characteristics Rev 0 50 May 18 2006 Page 1568 of 1588 REJ09B0313 0050 ...
Страница 1606: ...Appendix Rev 0 50 May 18 2006 Page 1576 of 1588 REJ09B0313 0050 ...
Страница 1618: ...Rev 0 50 May 18 2006 Page 1588 of 1588 REJ09B0313 0050 ...
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Страница 1622: ...SH7203 Group Hardware Manual ...