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11.4 Operations............................................................................................................................ 214
11.4.1
Basic operations........................................................................................................................ 214
11.4.2
Repeating frequency ................................................................................................................. 216
11.5 Note....................................................................................................................................... 216
CHAPTER 12 PORT FUNCTION......................................................................................................... 217
12.1 Features................................................................................................................................ 217
12.2 Basic Configuration of Port............................................................................................... 218
12.3 Port Pin Function ................................................................................................................ 222
12.3.1
Port 0 ......................................................................................................................................... 222
12.3.2
Port 1 ......................................................................................................................................... 226
12.3.3
Port 2 ......................................................................................................................................... 232
12.3.4
Port 3 ......................................................................................................................................... 237
12.3.5
Port 4 ......................................................................................................................................... 243
12.3.6
Port 5 ......................................................................................................................................... 245
12.3.7
Port 6 ......................................................................................................................................... 247
12.3.8
Port 7 ......................................................................................................................................... 249
12.3.9
Port 9 ......................................................................................................................................... 250
12.3.10 Port 11 ....................................................................................................................................... 253
12.4 Switching between External Maskable Interrupt Request Input/
Timer External Capture Trigger Input and CSI Pins ...................................................... 256
12.5 Specifying Pull-up Resistor............................................................................................... 258
12.6 Noise Elimination Circuit ................................................................................................... 259
CHAPTER 13 RESET FUNCTION....................................................................................................... 261
13.1 Features................................................................................................................................ 261
13.2 Pin Function......................................................................................................................... 261
13.3 Initialize ................................................................................................................................ 262
CHAPTER 14 FLASH MEMORY (μPD70F3003 AND 70F3003A) ...................................................... 265
14.1 Features................................................................................................................................ 265
14.2 Writing by Flash Programmer ........................................................................................... 265
14.3 Programming Environment................................................................................................ 266
14.4 Communication System ..................................................................................................... 267
14.5 Pin Handling ........................................................................................................................ 269
14.5.1
V
PP
pin........................................................................................................................................ 269
14.5.2
Serial interface pin .................................................................................................................... 270
14.5.3
Reset pin.................................................................................................................................... 272
14.5.4
NMI pin ...................................................................................................................................... 272
14.5.5
MODE pin .................................................................................................................................. 272
14.5.6
Port pin ...................................................................................................................................... 272
14.5.7
WAIT pin .................................................................................................................................... 272
14.5.8
Other signal pin ......................................................................................................................... 272
14.5.9
Power supply ............................................................................................................................. 272