Renesas RL78/G10

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RL78/G10 CHAPTER 20 FLASH MEMORY

R01UH0384EJ0311 Rev. 3.11 555

Dec 22, 2016

20.4 Serial Programming Method

20.4.1 Serial programming procedure

The following figure illustrates the procedure to rewrite the contents of the code flash memory by serial programming.

Figure 20-6. Code Flash Memory Manipulation Procedure

Start

Manipulate code flash memory

End?

Yes

Controlling TOOL0 pin and RESET pin

End

Flash memory programming

mode is set

For the flash memory programming mode, see 20.4.2 Flash memory programming mode.

Main Page

Default Chapter6
- Table of Contents6
Chapter 1 Outline18
- Features18
- List of Part Numbers20
- Pin Configuration (Top View)21
  - 10-Pin Products21
- Pin Identification22
- Block Diagram23
  - 10-Pin Products23
  - 16-Pin Products24
- Outline of Functions25
Chapter 2 Pin Functions27
- Port Functions27
  - 10-Pin Products27
  - 16-Pin Products28
- Functions Other than Port Pins29
  - Functions for each Product29
  - Description of Functions30
- Connection of Unused Pins31
- Block Diagrams of Pins32
Chapter 3 Cpu Architecture40
- Memory Space41
- Processor Registers49
- Instruction Address Addressing59
- Addressing for Processing Data Addresses61
Chapter 4 Port Functions75
- Port Functions75
- Port Configuration75
- Registers Controlling Port Function77
- Port Function Operations84
- Register Settings When an Alternate Function Is Used85
- Cautions When Using Port Function90
  - Cautions on 1-Bit Manipulation Instruction for Port Register N (Pn)90
  - Notes on Specifying the Pin Settings91
Chapter 5 Clock Generator92
- Functions of Clock Generator92
- Configuration of Clock Generator93
- Registers Controlling Clock Generator95
- System Clock Oscillator105
- Clock Generator Operation108
- Controlling Clock110
- Resonator and Oscillator Constants117
Chapter 6 Timer Array Unit119
- Functions of Timer Array Unit121
- Configuration of Timer Array Unit126
  - Timer Counter Register 0N (Tcr0N)130
  - Timer Data Register 0N (Tdr0N)132
- Registers Controlling Timer Array Unit134
- Basic Rules of Timer Array Unit153
  - Basic Rules of Simultaneous Channel Operation Function153
  - Basic Rules of 8-Bit Timer Operation Function (Only Channels 1 and 3)155
- Operation of Counter156
- Channel Output (To0N Pin) Control164
- Timer Input (Ti0N) Control172
- Independent Channel Operation Function of Timer Array Unit174
- Simultaneous Channel Operation Function of Timer Array Unit205
- Cautions When Using Timer Array Unit240
  - Cautions When Using Timer Output240
Chapter 7 12-Bit Interval Timer241
- Functions of 12-Bit Interval Timer241
- Configuration of 12-Bit Interval Timer241
- Registers Controlling 12-Bit Interval Timer242
- 12-Bit Interval Timer Operation245
  - 12-Bit Interval Timer Operation Timing245
  - Start of Count Operation and Re-Enter to HALT/STOP Mode after Returned from HALT/STOP Mode246
Chapter 8 Clock Output/Buzzer Output Controller247
- Functions of Clock Output/Buzzer Output Controller247
- Configuration of Clock Output/Buzzer Output Controller248
- Registers Controlling Clock Output/Buzzer Output Controller248
  - Clock Output Select Register 0 (CKS0)249
  - Registers Controlling Port Functions of Clock Output/Buzzer Output Pin250
- Operations of Clock Output/Buzzer Output Controller251
  - Operation as Output Pin251
Chapter 9 Watchdog Timer252
- Functions of Watchdog Timer252
- Configuration of Watchdog Timer253
- Register Controlling Watchdog Timer254
  - Watchdog Timer Enable Register (WDTE)254
- Operation of Watchdog Timer255
  - Controlling Operation of Watchdog Timer255
  - Setting Time of Watchdog Timer256
Chapter 10 A/D Converter257
- Function of A/D Converter257
- Configuration of A/D Converter259
- Registers Used in A/D Converter260
- A/D Converter Conversion Operations270
- Input Voltage and Conversion Results272
- A/D Converter Operation Modes273
- A/D Converter Setup Flowchart274
  - Setting up A/D Conversion of Voltages on ANI0 to ANI6274
  - Setting up A/D Conversion of the Internal Reference Voltage (16-Pin Products Only)275
- How to Read A/D Converter Characteristics Table276
- Cautions for A/D Converter279
Chapter 11 Comparator282
- Comparator Functions282
- Comparator Configuration282
- Registers Controlling the Comparator284
- Comparator Operation288
- Comparator Setting Flowchart289
  - Enabling Comparator Operation290
  - Disabling Comparator Operation291
Chapter 12 Serial Array Unit292
- Functions of Serial Array Unit293
- Configuration of Serial Array Unit296
  - Shift Register298
  - Serial Data Register 0Nl (Sdr0Nl)298
- Registers Controlling Serial Array Unit299
- Operation Stop Mode320
  - Stopping the Operation by Units320
  - Stopping the Operation by Channels321
- Operation of 3-Wire Serial I/O (CSI00, CSI01) Communication322
- Operation of UART (UART0) Communication382
- Operation of Simplified I C (IIC00) Communication405
Chapter 13 Serial Interface Iica425
- Functions of Serial Interface IICA425
- Configuration of Serial Interface IICA428
- Registers Controlling Serial Interface IICA431
- Timing Charts497
Chapter 14 Interrupt Functions512
- Interrupt Function Types512
- Interrupt Sources and Configuration512
- Registers Controlling Interrupt Functions517
- Interrupt Servicing Operations526
Chapter 15 Key Interrupt Function533
- Functions of Key Interrupt533
- Configuration of Key Interrupt533
- Register Controlling Key Interrupt535
- Key Interrupt Operation538
  - When Not Using the Key Interrupt Flag (KRMD = 0)538
  - When Using the Key Interrupt Flag (KRMD = 1)539
Chapter 16 Standby Function541
- Registers Controlling Standby Function542
  - STOP Mode546
Chapter 17 Reset Function550
- Timing of Reset Operation552
- States of Operation During Reset Periods554
- Register for Confirming Reset Source556
Chapter 18 Selectable Power-On-Reset Circuit558
- Operation of Selectable Power-On-Reset Circuit559
  - Cautions for Selectable Power-On-Reset Circuit560
Chapter 19 Option Byte561
- Format of User Option Byte562
- Format of On-Chip Debug Option Byte564
- Setting of Option Byte565
Chapter 20 Flash Memory566
- Serial Programming by Using Flash Memory Programmer567
  - Programming Environment568
- Writing to Flash Memory by Using External Device (that Incorporates UART)569
- Connection of Pins on Board570
  - Port Pins571
- Serial Programming Method572
  - Flash Memory Programming Mode573
  - Communication Mode574
Chapter 21 On-Chip Debug Function575
- On-Chip Debug Security ID576
- Securing of User Resources577
Chapter 22 Bcd Correction Circuit578
- BCD Correction Circuit Operation579
Chapter 23 Instruction Set581
- Conventions Used in Operation List582
  - Description of Operation Column583
  - Description of Flag Operation Column584
- Operation List585
Chapter 24 Electrical Specifications602
- Absolute Maximum Ratings603
- Oscillator Characteristics604
- DC Characteristics605
  - Supply Current Characteristics607
- AC Characteristics610
- Serial Interface Characteristics613
  - Serial Interface IICA617
- Analog Characteristics618
  - Comparator Characteristics619
  - SPOR Circuit Characteristics620
- Flash Memory Programming Characteristics621
- Timing of Entry to Flash Memory Programming Modes622
Chapter 25 Package Drawings623
- Index624
Appendix A Revision History625
A.2 Revision History of Preceding Editions626

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