Datasheet

Index-14
25.4 Setting of Option Byte.............................................................................................................. 804
CHAPTER 26 FLASH MEMORY .......................................................................................................... 805
26.1 Writing to Flash Memory by Using Flash Memory Programmer ......................................... 807
26.1.1 Programming Environment ........................................................................................................... 809
26.1.2 Communication Mode .................................................................................................................. 809
26.2 Writing to Flash Memory by Using External Device (that Incorporates UART) ................. 810
26.2.1 Programming Environment ........................................................................................................... 810
26.2.2 Communication Mode .................................................................................................................. 811
26.3 Connection of Pins on Board .................................................................................................. 812
26.3.1 P40/TOOL0 pin ............................................................................................................................ 812
26.3.2 RESET pin .................................................................................................................................... 812
26.3.3 Port pins ....................................................................................................................................... 813
26.3.4 REGC pin ..................................................................................................................................... 813
26.3.5 X1 and X2 pins ............................................................................................................................. 813
26.3.6 Power supply ................................................................................................................................ 813
26.4 Serial Programming Method ................................................................................................... 814
26.4.1 Serial programming procedure ..................................................................................................... 814
26.4.2 Flash memory programming mode ............................................................................................... 815
26.4.3 Selecting communication mode .................................................................................................... 817
26.4.4 Communication commands .......................................................................................................... 817
26.5 Processing Time for Each Command When PG-FP5 Is in Use (Reference Value) ............ 819
26.6 Self-Programming .................................................................................................................... 820
26.6.1 Self-programming procedure ........................................................................................................ 821
26.6.2 Flash shield window function ........................................................................................................ 822
26.7 Security Settings ...................................................................................................................... 823
26.8 Data Flash ................................................................................................................................. 825
26.8.1 Data flash overview ...................................................................................................................... 825
26.8.2 Register controlling data flash memory ........................................................................................ 825
26.8.2.1 Data flash control register (DFLCTL) .............................................................................. 825
26.8.3 Procedure for accessing data flash memory ................................................................................ 826
CHAPTER 27 ON-CHIP DEBUG FUNCTION ..................................................................................... 827
27.1 Connecting E1 On-chip Debugging Emulator ....................................................................... 827
27.2 On-Chip Debug Security ID ..................................................................................................... 828
27.3 Securing of User Resources ................................................................................................... 828
CHAPTER 28 BCD CORRECTION CIRCUIT ..................................................................................... 830
28.1 BCD Correction Circuit Function ............................................................................................ 830
28.2 Registers Used by BCD Correction Circuit ........................................................................... 830
28.2.1 BCD correction result register (BCDADJ) ..................................................................................... 830