HD64F3644PV Datasheet, PDF (16/551 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

6.6 On-Board Programming Modes ........................................................................................ 120
6.6.1 Boot Mode ........................................................................................................... 120
6.6.2 User Program Mode............................................................................................. 125
6.7 Programming and Erasing Flash Memory......................................................................... 127
6.7.1 Program Mode ..................................................................................................... 127
6.7.2 Program-Verify Mode.......................................................................................... 128
6.7.3 Programming Flowchart and Sample Program..................................................... 129
6.7.4 Erase Mode .......................................................................................................... 132
6.7.5 Erase-Verify Mode............................................................................................... 132
6.7.6 Erase Flowcharts and Sample Programs .............................................................. 133
6.7.7 Prewrite-Verify Mode .......................................................................................... 147
6.7.8 Protect Modes ...................................................................................................... 148
6.7.9 Interrupt Handling during Flash Memory Programming/Erasing......................... 149
6.8 Flash Memory PROM Mode (H8/3644F, H8/3643F, and H8/3642AF) ........................... 150
6.8.1 PROM Mode Setting............................................................................................ 150
6.8.2 Memory Map ....................................................................................................... 150
6.8.3 Operation in PROM Mode................................................................................... 151
6.9 Flash Memory Programming and Erasing Precautions ..................................................... 160
Section 7 RAM..................................................................................................................... 167
7.1 Overview........................................................................................................................... 167
7.1.1 Block Diagram ..................................................................................................... 167
Section 8 I/O Ports .............................................................................................................. 169
8.1 Overview........................................................................................................................... 169
8.2 Port 1................................................................................................................................. 171
8.2.1 Overview.............................................................................................................. 171
8.2.2 Register Configuration and Description............................................................... 171
8.2.3 Pin Functions ....................................................................................................... 175
8.2.4 Pin States.............................................................................................................. 176
8.2.5 MOS Input Pull-Up.............................................................................................. 176
8.3 Port 2................................................................................................................................. 177
8.3.1 Overview.............................................................................................................. 177
8.3.2 Register Configuration and Description............................................................... 177
8.3.3 Pin Functions ....................................................................................................... 179
8.3.4 Pin States.............................................................................................................. 179
8.4 Port 3................................................................................................................................. 180
8.4.1 Overview.............................................................................................................. 180
8.4.2 Register Configuration and Description............................................................... 180
8.4.3 Pin Functions ....................................................................................................... 184
8.4.4 Pin States.............................................................................................................. 185
Rev. 6.00 Sep 12, 2006 page xiv of xx