32192 datasheet(9/1044 Pages) RENESAS

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Contents-3

32192/32195/32196 Group Hardware Manual

Rev.1.10 REJ09B0123-0110 Apr.06.07

CHAPTER 6 INTERNAL MEMORY

6.1 Outline of the Internal Memory ------------------------------------------------------------------------------------------ 6-2

6.2 Internal RAM ---------------------------------------------------------------------------------------------------------------- 6-2

6.3 Internal RAM Protect Function ------------------------------------------------------------------------------------------ 6-2

6.4 Internal Flash Memory ---------------------------------------------------------------------------------------------------- 6-11

6.5 Registers Associated with the Internal Flash Memory ------------------------------------------------------------ 6-14

6.5.1

Flash Mode Register ------------------------------------------------------------------------------------------- 6-15

6.5.2

Flash Status Register ------------------------------------------------------------------------------------------ 6-16

6.5.3

Flash Control Registers --------------------------------------------------------------------------------------- 6-17

6.5.4

Virtual Flash L Bank Registers ------------------------------------------------------------------------------ 6-24

6.6 Programming the Internal Flash Memory ----------------------------------------------------------------------------- 6-25

6.6.1

Outline of Internal Flash Memory Programming --------------------------------------------------------- 6-25

6.6.2

Controlling Operation Modes during Flash Programming ---------------------------------------------- 6-31

6.6.3

Procedure for Programming/Erasing the Internal Flash Memory ------------------------------------ 6-35

6.6.4

Flash Programming Time (Reference) --------------------------------------------------------------------- 6-43

6.7 Virtual Flash Emulation Function -------------------------------------------------------------------------------------- 6-44

6.7.1

Virtual Flash Emulation Area -------------------------------------------------------------------------------- 6-46

6.7.2

Entering Virtual Flash Emulation Mode -------------------------------------------------------------------- 6-49

6.8 Connecting to A Serial Programmer (CSIO Mode) ----------------------------------------------------------------- 6-50

6.9 Connecting to A Serial Programmer (UART Mode) ---------------------------------------------------------------- 6-52

6.10 Internal Flash Memory Protect Function ---------------------------------------------------------------------------- 6-54

6.11 Notes on the Internal RAM --------------------------------------------------------------------------------------------- 6-55

6.12 Notes on the Internal Flash Memory --------------------------------------------------------------------------------- 6-55

CHAPTER 7 RESET

7.1 Outline of Reset ------------------------------------------------------------------------------------------------------------ 7-2

7.2 Reset Operation ------------------------------------------------------------------------------------------------------------ 7-2

7.2.1

Reset at Power-on ---------------------------------------------------------------------------------------------- 7-3

7.2.2

Reset during Operation ---------------------------------------------------------------------------------------- 7-3

7.2.3

Reset Vector Relocation during Flash Programming --------------------------------------------------- 7-3

7.3 Internal State upon Exiting Reset -------------------------------------------------------------------------------------- 7-4

7.4 Things to Be Considered upon Exiting Reset ----------------------------------------------------------------------- 7-4

CHAPTER 8 INPUT/OUTPUT PORTS AND PIN FUNCTIONS

8.1 Outline of Input/Output Ports -------------------------------------------------------------------------------------------- 8-2

8.2 Selecting Pin Functions -------------------------------------------------------------------------------------------------- 8-3

8.3 Input/Output Port Related Registers ---------------------------------------------------------------------------------- 8-9

8.3.1

Port Data Registers -------------------------------------------------------------------------------------------- 8-12

8.3.2

Port Direction Registers --------------------------------------------------------------------------------------- 8-13

8.3.3

Port Operation Mode and Port Peripheral Function Select Registers ------------------------------ 8-14

8.3.4

Port Input Special Function Control Register ------------------------------------------------------------- 8-29

8.4 Port Input Level Switching Function ----------------------------------------------------------------------------------- 8-32

8.5 Port Output Drive Capability Setting Function ---------------------------------------------------------------------- 8-34

8.6 Noise Canceller Control Function -------------------------------------------------------------------------------------- 8-37

8.7 Port Peripheral Circuits --------------------------------------------------------------------------------------------------- 8-39

8.8 Notes on Input/Output Ports -------------------------------------------------------------------------------------------- 8-44

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