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9.3.7
Timer Control/Status Register (TCSR)................................................................ 163
9.3.8
Timer Control Register (TCR)............................................................................. 166
9.3.9
Timer Output Compare Control Register (TOCR) .............................................. 167
9.4
Operation .......................................................................................................................... 169
9.4.1
Pulse Output ........................................................................................................ 169
9.5
Operation Timing.............................................................................................................. 170
9.5.1
FRC Increment Timing........................................................................................ 170
9.5.2
Output Compare Output Timing.......................................................................... 171
9.5.3
FRC Clear Timing ............................................................................................... 171
9.5.4
Input Capture Input Timing ................................................................................. 172
9.5.5
Buffered Input Capture Input Timing .................................................................. 173
9.5.6
Timing of Input Capture Flag (ICF) Setting ........................................................ 174
9.5.7
Timing of Output Compare Flag (OCF) setting................................................... 174
9.5.8
Timing of FRC Overflow Flag Setting ................................................................ 175
9.5.9
Automatic Addition Timing................................................................................. 175
9.5.10 Mask Signal Generation Timing.......................................................................... 176
9.6
Interrupt Sources............................................................................................................... 177
9.7
Usage Notes ...................................................................................................................... 177
9.7.1
Conflict between FRC Write and Clear ............................................................... 177
9.7.2
Conflict between FRC Write and Increment........................................................ 178
9.7.3
Conflict between OCR Write and Compare-Match ............................................. 178
9.7.4
Switching of Internal Clock and FRC Operation................................................. 180
9.7.5
Module Stop Mode Setting .................................................................................. 181
Section 10 8-Bit Timer (TMR).......................................................................... 183
10.1 Features............................................................................................................................. 183
10.2 Input/Output Pins.............................................................................................................. 188
10.3 Register Descriptions........................................................................................................ 189
10.3.1 Timer Counter (TCNT)........................................................................................ 191
10.3.2 Time Constant Register A (TCORA) .................................................................. 191
10.3.3 Time Constant Register B (TCORB)................................................................... 191
10.3.4 Timer Control Register (TCR)............................................................................. 192
10.3.5 Timer Control/Status Register (TCSR)................................................................ 196
10.3.6 Time Constant Register (TCORC)....................................................................... 202
10.3.8 Timer Input Select Register (TISR and TISR_B) ................................................ 202
10.3.9 Timer Connection Register I (TCONRI) ............................................................. 203
10.3.10 Timer Connection Register S (TCONRS) ........................................................... 203
10.3.11 Timer XY Control Register (TCRXY) ................................................................ 204
10.3.12 Timer AB Control Register (TCRAB)................................................................. 205
10.4 Operation .......................................................................................................................... 206
10.4.1 Pulse Output ........................................................................................................ 206
10.5 Operation Timing.............................................................................................................. 207
Rev. 1.00, 05/04, page xiv of xxxiv
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