Section 21 Compare Match Timer (CMT)
Rev. 1.00 Oct. 01, 2007 Page 754 of 1956
REJ09B0256-0100
Bit Bit
Name
Initial
Value R/W Description
2 to 0
CKS[2:0] All 0
R/W
Clock Select
These bits select the clock input to CMCNT. When the
STRn (n: 4 to 0) bit in CMSTR is set to 1, CMCNT begins
incrementing with the clock selected by these bits.
000: Pck0/8
001: Pck0/32
010: Pck0/128
011: Setting prohibited
100: Setting prohibited
101: Setting prohibited
110: Setting prohibited
111: Setting prohibited
Note:
*
Only 0 can be written to clear the flag.
21.2.3 Compare
Match
Timer Counter (CMCNT)
CMCNT is a 32-bit register that is used as an up-counter.
A counter operation is set by the compare match timer control/status register (CMCSR).
Therefore, set CMCSR first, before starting a channel operation corresponding to the compare
match timer start register (CMSTR). When the 16-bit counter operation is selected by the CMS
bit, bits 15 to 0 of this register become valid. When the register should be written to, write the data
that is added H'0000 to the upper half in a 32-bit operation. The contents of this register are
initialized to H'00000000.
21.2.4 Compare
Match
Timer
Constant Register (CMCOR)
CMCOR is a 32-bit register that sets the compare match period with CMCNT for each channel.
When the 16-bit counter operation is selected by the CMS bit in CMCSR, bits 15 to 0 of this
register become valid. When the register should be written to, write the data that is added H'0000
to the upper half in a 32-bit operation.
An overflow is detected when CMCNT is cleared to 0 and this register is H'FFFFFFFF. The
contents of this register are initialized to H'FFFFFFFF.
Summary of Contents for SH7763
Page 2: ...Rev 1 00 Oct 01 2007 Page ii of lxvi ...
Page 122: ...Section 2 Programming Model Rev 1 00 Oct 01 2007 Page 56 of 1956 REJ09B0256 0100 ...
Page 144: ...Section 3 Instruction Set Rev 1 00 Oct 01 2007 Page 78 of 1956 REJ09B0256 0100 ...
Page 170: ...Section 4 Pipelining Rev 1 00 Oct 01 2007 Page 104 of 1956 REJ09B0256 0100 ...
Page 282: ...Section 7 Caches Rev 1 00 Oct 01 2007 Page 216 of 1956 REJ09B0256 0100 ...
Page 378: ...Section 9 Interrupt Controller INTC Rev 1 00 Oct 01 2007 Page 312 of 1956 REJ09B0256 0100 ...
Page 514: ...Section 12 DDR SDRAM Interface DDRIF Rev 1 00 Oct 01 2007 Page 448 of 1956 REJ09B0256 0100 ...
Page 630: ...Section 13 PCI Controller PCIC Rev 1 00 Oct 01 2007 Page 564 of 1956 REJ09B0256 0100 ...
Page 710: ...Section 16 Clock Pulse Generator CPG Rev 1 00 Oct 01 2007 Page 644 of 1956 REJ09B0256 0100 ...
Page 732: ...Section 17 Watchdog Timer and Reset WDT Rev 1 00 Oct 01 2007 Page 666 of 1956 REJ09B0256 0100 ...
Page 752: ...Section 18 Power Down Mode Rev 1 00 Oct 01 2007 Page 686 of 1956 REJ09B0256 0100 ...
Page 772: ...Section 19 Timer Unit TMU Rev 1 00 Oct 01 2007 Page 706 of 1956 REJ09B0256 0100 ...
Page 824: ...Section 21 Compare Match Timer CMT Rev 1 00 Oct 01 2007 Page 758 of 1956 REJ09B0256 0100 ...
Page 1124: ...Section 26 I 2 C Bus Interface IIC Rev 1 00 Oct 01 2007 Page 1058 of 1956 REJ09B0256 0100 ...
Page 1350: ...Section 30 SIM Card Module SIM Rev 1 00 Oct 01 2007 Page 1284 of 1956 REJ09B0256 0100 ...
Page 1484: ...Section 33 Audio Codec Interface HAC Rev 1 00 Oct 01 2007 Page 1418 of 1956 REJ09B0256 0100 ...
Page 1560: ...Section 35 USB Host Controller USBH Rev 1 00 Oct 01 2007 Page 1494 of 1956 REJ09B0256 0100 ...
Page 1720: ...Section 37 LCD Controller LCDC Rev 1 00 Oct 01 2007 Page 1654 of 1956 REJ09B0256 0100 ...
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