Table of Contents
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14.1.3 Effect of Software Wait ............................................................................................................... 115
14.1.4 Effect of RDY Signal ................................................................................................................... 115
14.2 DMA Transfer Cycles ............................................................................................. 117
14.3 DMA Enable ............................................................................................................ 118
14.4 DMA Request .......................................................................................................... 118
14.5 Channel Priority and DMA Transfer Timing ......................................................... 119
15. Timers __________________________________________________ 120
15.1 Timer A .................................................................................................................... 122
15.1.1 Timer Mode .................................................................................................................................. 126
15.1.2 Event Counter Mode ................................................................................................................... 127
15.1.3 One-shot Timer Mode ................................................................................................................. 132
15.1.4 Pulse Width Modulation (PWM) Mode ....................................................................................... 134
15.2 Timer B .................................................................................................................... 137
15.2.1 Timer Mode .................................................................................................................................. 140
15.2.2 Event Counter Mode .................................................................................................................. 141
15.2.3 Pulse Period and Pulse Width Measurement Mode ................................................................. 142
16. Three-Phase Motor Control Timer Function ___________________ 144
17. Serial I/O ________________________________________________ 154
17.1 UARTi (i=0 to 2) ...................................................................................................... 154
17.1.1 Clock Synchronous serial I/O Mode .......................................................................................... 164
17.1.2 Clock Asynchronous Serial I/O (UART) Mode .......................................................................... 172
17.1.3 Special Mode 1 (I2C mode) ........................................................................................................ 180
17.1.4 Special Mode 2 ............................................................................................................................ 190
17.1.5 Special Mode 3 (IE mode) ........................................................................................................... 195
17.1.6 Special Mode 4 (SIM Mode) (UART2) ........................................................................................ 197
17.2 SI/O3 and SI/O4 ...................................................................................................... 202
17.2.1 SI/Oi Operation Timing ............................................................................................................... 205
17.2.2 CLK Polarity Selection ............................................................................................................... 205
17.2.3 Functions for Setting an SOUTi Initial Value ............................................................................ 206
18. A/D Converter ____________________________________________ 207
18.1 Mode Description ................................................................................................... 211
18.1.1 One-Shot Mode ............................................................................................................................ 211
18.1.2 Repeat mode ................................................................................................................................ 213
18.1.3 Single Sweep Mode .................................................................................................................... 215
18.1.4 Repeat Sweep Mode 0 ................................................................................................................ 217
18.1.5 Repeat Sweep Mode 1 ................................................................................................................ 219
18.2 Function .................................................................................................................. 221
18.2.1 Resolution Select Function ........................................................................................................ 221
18.2.2 Sample and Hold ......................................................................................................................... 221
18.2.3 Extended Analog Input Pins ...................................................................................................... 221
18.2.4 External Operation Amplifier (Op-Amp) Connection Mode .................................................... 221
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A-4
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