UPD17231 datasheet(8/94 Pages) RENESAS

8 / 94 page

Data Sheet U14360EJ1V0DS00

µPD17230, 17231, 17232, 17233, 17234, 17235, 17236

CONTENTS

PIN FUNCTIONS ..........................................................................................................................

1.1

Pin Function List ...............................................................................................................

1.2

Input/Output Circuits ........................................................................................................

1.3

Processing of Unused Pins .............................................................................................

MEMORY SPACE .........................................................................................................................

2.1

Program Counter (PC) ......................................................................................................

2.2

Program Memory (ROM) ..................................................................................................

2.3

Stack ...................................................................................................................................

2.4

Data Memory (RAM) ..........................................................................................................

2.5

Register File (RF) ..............................................................................................................

PORTS ..........................................................................................................................................

3.1

Port 0A (P0A0 through P0A3) ...........................................................................................

3.2

Port 0B (P0B0 through P0B3) ...........................................................................................

3.3

Port 0C (P0C0 through P0C3) ...........................................................................................

3.4

Port 0D (P0D0 through P0D3) ...........................................................................................

3.5

Port 0E (P0E0 through P0E3) ............................................................................................

3.6

Port 1A (P1A0) ....................................................................................................................

3.7

INT Pin ................................................................................................................................31

3.8

Switching Bit I/O ...............................................................................................................

3.9

Selecting I/O Mode of Group I/O .....................................................................................

3.10 Specifying Pull-up Resistor Connection .......................................................................

CLOCK GENERATOR CIRCUIT .................................................................................................

4.1

Instruction Execution Time (CPU Clock) Selection .....................................................

8-BIT TIMER AND REMOTE CONTROLLER CARRIER GENERATOR CIRCUIT ..................

5.1

Configuration of 8-bit Timer (with modulo function) ...................................................

5.2

Function of 8-bit Timer (with modulo function) ...........................................................

5.3

Carrier Generator Circuit for Remote Controller .........................................................

BASIC INTERVAL TIMER/WATCHDOG TIMER ........................................................................

6.1

Source Clock for Basic Interval Timer ...........................................................................

6.2

Controlling Basic Interval Timer .....................................................................................

6.3

Operation Timing for Watchdog Timer ..........................................................................

INTERRUPT FUNCTIONS ...........................................................................................................

7.1

Interrupt Sources ..............................................................................................................

7.2

Hardware of Interrupt Control Circuit ............................................................................

7.3

Interrupt Sequence ...........................................................................................................

STANDBY FUNCTIONS ...............................................................................................................

8.1

HALT Mode .........................................................................................................................

8.2

HALT Instruction Execution Conditions ........................................................................

UPD17231 Datasheet(PDF) 8 Page - Renesas Technology Corp

UPD17231 Datasheet(HTML) 8 Page - Renesas Technology Corp

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94

Datasheet Download

Link URL