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Section 11
Multi-Function Timer Pulse Unit 2 (MTU2)
Rev. 0.50 May 18, 2006 Page 461 of 1588
REJ09B0313-0050
11.3.5
Timer Status Register (TSR)
The TSR registers are 8-bit readable/writable registers that indicate the status of each channel. The
MTU2 has six TSR registers, two for channel 0 and one each for channels 1 to 4.
•
TSR_0, TSR_1, TSR_2, TSR_3, TSR_4
Bit:
Initial value:
R/W:
7
6
5
4
3
2
1
0
R
R
R/(W)
*
1
R/(W)
*
1
R/(W)
*
1
R/(W)
*
1
R/(W)
*
1
R/(W)
*
1
1
1
0
0
0
0
0
0
Note:
Writing 0 to this bit after reading it as 1 clears the flag and is the only allowed way.
1.
TCFD
-
TCFU
TCFV
TGFD
TGFC
TGFB
TGFA
Bit Bit
Name
Initial
Value
R/W Description
7
TCFD
1
R
Count Direction Flag
Status flag that shows the direction in which TCNT
counts in channels 1 to 4.
In channel 0, bit 7 is reserved. It is always read as 1
and the write value should always be 1.
0: TCNT counts down
1: TCNT counts up
6 —
1 R Reserved
This bit is always read as 1. The write value should
always be 1.
5 TCFU 0 R/(W)
*
1
Underflow Flag
Status flag that indicates that TCNT underflow has
occurred when channels 1 and 2 are set to phase
counting mode. Only 0 can be written, for flag clearing.
In channels 0, 3, and 4, bit 5 is reserved. It is always
read as 0 and the write value should always be 0.
[Clearing condition]
•
When 0 is written to TCFU after reading TCFU = 1
*
2
[Setting condition]
•
When the TCNT value underflows (changes from
H'0000 to H'FFFF)
Содержание Single-Chip Microcomputer SH7203
Страница 2: ...Rev 0 50 May 18 2006 Page ii of xxx ...
Страница 30: ...Rev 0 50 May 18 2006 Page xxx of xxx ...
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 ...