NEC PD78058FY(A) User Manual

Page 16

Advertising
background image

16

3.2.14 AV

SS

..............................................................................................................................................

71

3.2.15 RESET .........................................................................................................................................

71

3.2.16 X1 and X2 ....................................................................................................................................

71

3.2.17 XT1 and XT2 ................................................................................................................................

71

3.2.18 V

DD

...............................................................................................................................................

71

3.2.19 V

SS

................................................................................................................................................

71

3.2.20 V

PP

(PROM versions only) ............................................................................................................

71

3.2.21 IC (Mask ROM version only) ........................................................................................................

72

3.3

Input/output Circuits and Recommended Connection of Unused Pins ...........................

73

CHAPTER 4 PIN FUNCTION (

µ

PD78058FY SUBSERIES) .................................................................

77

4.1

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

77

4.1.1

Normal operating mode pins ........................................................................................................

77

4.1.2

PROM programming mode pins (PROM versions only) ...............................................................

82

4.2

Description of Pin Functions ................................................................................................

83

4.2.1

P00 to P07 (Port 0) ......................................................................................................................

83

4.2.2

P10 to P17 (Port 1) ......................................................................................................................

84

4.2.3

P20 to P27 (Port 2) ......................................................................................................................

84

4.2.4

P30 to P37 (Port 3) ......................................................................................................................

85

4.2.5

P40 to P47 (Port 4) ......................................................................................................................

86

4.2.6

P50 to P57 (Port 5) ......................................................................................................................

86

4.2.7

P60 to P67 (Port 6) ......................................................................................................................

86

4.2.8

P70 to P72 (Port 7) ......................................................................................................................

87

4.2.9

P120 to P127 (Port 12) ................................................................................................................

88

4.2.10 P130 and P131 (Port 13) .............................................................................................................

88

4.2.11 AV

REF0

...........................................................................................................................................

88

4.2.12 AV

REF1

...........................................................................................................................................

88

4.2.13 AV

DD

.............................................................................................................................................

89

4.2.14 AV

SS

..............................................................................................................................................

89

4.2.15 RESET .........................................................................................................................................

89

4.2.16 X1 and X2 ....................................................................................................................................

89

4.2.17 XT1 and XT2 ................................................................................................................................

89

4.2.18 V

DD

...............................................................................................................................................

89

4.2.19 V

SS

................................................................................................................................................

89

4.2.20 V

PP

(PROM versions only) ............................................................................................................

89

4.2.21 IC (Mask ROM version only) ........................................................................................................

90

4.3

Input/output Circuits and Recommended Connection of Unused Pins ...........................

91

CHAPTER 5 CPU ARCHITECTURE .....................................................................................................

95

5.1

Memory Spaces ......................................................................................................................

95

5.1.1

Internal program memory space ..................................................................................................

98

5.1.2

Internal data memory space .........................................................................................................

99

5.1.3

Special Function Register (SFR) area .........................................................................................

99

5.1.4

External memory space ...............................................................................................................

99

5.1.5

Data memory addressing ............................................................................................................. 100

5.2

Processor Registers .............................................................................................................. 103

Advertising
This manual is related to the following products: