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M30218

16-BIT SINGLE-CHIP MICROCOMPUTER

Renesas Electronics 

output from multiple pins function selected) ........................................................................ 236

2.4.4 Operation of Serial I/O (reception in clock-synchronous serial I/O mode) ........................... 240

2.4.5 Precautions for Serial I/O (in clock-synchronous serial I/O) ................................................ 244

2.5 Clock-Asynchronous Serial I/O (UART) ...................................................................................... 246

2.5.1 Overview ..............................................................................................................................246

2.5.2 Operation of Serial I/O (transmission in UART mode) ......................................................... 254

2.5.3 Operation of Serial I/O (reception in UART mode) .............................................................. 258

2.6 Serial I/O2 ...................................................................................................................................262

2.6.1 Overview ..............................................................................................................................262

2.6.2 Serial I/O2 connection examples ......................................................................................... 267

2.6.3 Serial I/O2 modes ................................................................................................................ 269

2.6.4 Serial I/O2 Operations (transmission in 8-bit serial I/O mode) ........................................... 270

2.6.5 Serial I/O2 Operations (transmission/reception in automatic transfer serial I/O mode) ...... 274

2.6.6 Serial I/O2 Operations (transmission/reception in automatic transfer serial I/O mode, using

handshake signal) ............................................................................................................... 278

2.6.7 Precautions for Serial I/O2 ................................................................................................... 282

2.7 FLD (VFD) Controller ..................................................................................................................286

2.7.1 Overview ..............................................................................................................................286

2.7.2 FLD operation (FLD automatic display and key-scan using segments) .............................. 296

2.7.3 FLD operation (FLD automatic display and key-scan using digits) ...................................... 302

2.7.4 FLD operation (FLD display and key-scan using segment by software) ............................. 306

2.7.5 FLD operation (Display with digit expander M35501FP) ..................................................... 312

2.7.6 FLD operation (Display with digit expander M35501FP: column discrepancy) ................... 318

2.7.7 Precautions for FLD controller ............................................................................................. 325

2.8 A-D Converter .............................................................................................................................326

2.8.1 Overview ..............................................................................................................................326

2.8.2 Operation of A-D converter (one-shot mode) ...................................................................... 332

2.8.3 Operation of A-D Converter (in repeat mode) ...................................................................... 334

2.8.4 Operation of A-D Converter (in single sweep mode) ........................................................... 336

2.8.5 Operation of A-D Converter (in repeat sweep mode 0) ....................................................... 338

2.8.6 Operation of A-D Converter (in repeat sweep mode 1) ....................................................... 340

2.8.7 Precautions for A-D Converter ............................................................................................. 342

2.8.8 Method of A-D Conversion (10-bit mode) ............................................................................ 343

2.8.9 Method of A-D Conversion (8-bit mode) .............................................................................. 345

2.8.10 Absolute Accuracy and Differential Non-Linearity Error .................................................... 347

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