Table Of Contents - NEC mPD780208 Subseries User Manual

CHAPTER 1 OUTLINE ......................................................................................................................... 24
1.1 Features ............................................................................................................................... 24
1.2 Applications ......................................................................................................................... 25
1.3 Ordering Information .......................................................................................................... 25
1.4 Quality Grade ...................................................................................................................... 25
1.5 Pin Configuration (Top View) ............................................................................................ 26
1.6 78K/0 Series Lineup ........................................................................................................... 29
1.7 Block Diagram ..................................................................................................................... 31
1.8 Overview of Functions ....................................................................................................... 32
1.9 Mask Options ...................................................................................................................... 33
CHAPTER 2 PIN FUNCTIONS .............................................................................................................. 34
2.1 Pin Function List................................................................................................................. 34
2.1.1 Normal operating mode pins ..................................................................................................
PROM programming mode pins ( µ PD78P0208 only) ...........................................................
2.1.2
2.2 Description of Pin Functions ............................................................................................ 38
2.2.1 P00 to P04 (Port 0) .................................................................................................................
2.2.2 P10 to P17 (Port 1) .................................................................................................................
2.2.3 P20 to P27 (Port 2) .................................................................................................................
2.2.4 P30 to P37 (Port 3) .................................................................................................................
2.2.5 P70 to P74 (Port 7) .................................................................................................................
2.2.6 P80 to P87 (Port 8) .................................................................................................................
2.2.7 P90 to P97 (Port 9) .................................................................................................................
2.2.8 P100 to P107 (Port 10) ...........................................................................................................
2.2.9 P110 to P117 (Port 11) ...........................................................................................................
2.2.10 P120 to P127 (Port 12) ...........................................................................................................
2.2.11 FIP0 to FIP12 ..........................................................................................................................
2.2.12 V
LOAD
2.2.13 AV
REF
2.2.14 AV .........................................................................................................................................
DD
2.2.15 AV .........................................................................................................................................
SS
2.2.16 RESET .....................................................................................................................................
2.2.17 X1 and X2 ................................................................................................................................
2.2.18 XT1 and XT2 ...........................................................................................................................
2.2.19 V ...........................................................................................................................................
DD
2.2.20 V ............................................................................................................................................
SS
( µ PD78P0208 only) ..........................................................................................................
2.2.21 V
PP
2.2.22 IC (mask ROM version only) ..................................................................................................
2.3 Pin I/O Circuits and Recommended Connection of Unused Pins ............................... 43
CHAPTER 3 CPU ARCHITECTURE .................................................................................................... 48
3.1 Memory Space ..................................................................................................................... 48
3.1.1 Internal program memory space ............................................................................................
3.1.2 Internal data memory space ...................................................................................................
3.1.3 Special-function register (SFR) area ......................................................................................
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