H8/3690 Datasheet

  • H8/3690

  • 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Tiny Seri...

  • 2454.14KB

  • 432页

  • RENESAS

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Section 12 Timer W ...........................................................................................145
12.1 Features............................................................................................................................. 145
12.2 Input/Output Pins .............................................................................................................. 147
12.3 Register Descriptions ........................................................................................................ 148
12.3.1 Timer Mode Register W (TMRW) ...................................................................... 149
12.3.2 Timer Control Register W (TCRW) .................................................................... 150
12.3.3 Timer Interrupt Enable Register W (TIERW) ..................................................... 151
12.3.4 Timer Status Register W (TSRW) ....................................................................... 152
12.3.5 Timer I/O Control Register 0 (TIOR0) ................................................................ 153
12.3.6 Timer I/O Control Register 1 (TIOR1) ................................................................ 155
12.3.7 Timer Counter (TCNT)........................................................................................ 156
12.3.8 General Registers A to D (GRA to GRD)............................................................ 156
12.4 Operation .......................................................................................................................... 157
12.4.1 Normal Operation ................................................................................................ 157
12.4.2 PWM Operation................................................................................................... 161
12.5 Operation Timing.............................................................................................................. 165
12.5.1 TCNT Count Timing ........................................................................................... 165
12.5.2 Output Compare Output Timing .......................................................................... 165
12.5.3 Input Capture Timing........................................................................................... 166
12.5.4 Timing of Counter Clearing by Compare Match ................................................. 167
12.5.5 Buffer Operation Timing ..................................................................................... 167
12.5.6 Timing of IMFA to IMFD Flag Setting at Compare Match................................. 168
12.5.7 Timing of IMFA to IMFD Setting at Input Capture ............................................ 169
12.5.8 Timing of Status Flag Clearing............................................................................ 169
12.6 Usage Notes ...................................................................................................................... 170
Section 13 Watchdog Timer ..............................................................................173
13.1 Features............................................................................................................................. 173
13.2 Register Descriptions ........................................................................................................ 174
13.2.1 Timer Control/Status Register WD (TCSRWD).................................................. 174
13.2.2 Timer Counter WD (TCWD)............................................................................... 175
13.2.3 Timer Mode Register WD (TMWD) ................................................................... 176
13.3 Operation .......................................................................................................................... 177
Section 14 Serial Communication Interface3 (SCI3) ........................................179
14.1 Features............................................................................................................................. 179
14.2 Input/Output Pins .............................................................................................................. 181
14.3 Register Descriptions ........................................................................................................ 181
14.3.1 Receive Shift Register (RSR) .............................................................................. 182
14.3.2 Receive Data Register (RDR) .............................................................................. 182
14.3.3 Transmit Shift Register (TSR) ............................................................................. 182
14.3.4 Transmit Data Register (TDR)............................................................................. 182
14.3.5 Serial Mode Register (SMR) ............................................................................... 183
Rev. 4.00, 03/04, page xiii of xxviii

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