UPD77015GC NEC, UPD77015GC Datasheet - Page 9

• Manufacturer Part Number: UPD77015GC
• Description: 16 bits/ Fixed-point Digital Signal Processor
• Manufacturer: NEC

1. PIN FUNCTIONS ............................................................................................................................... 10
2. FUNCTIONS ...................................................................................................................................... 16
3. INSTRUCTIONS ................................................................................................................................ 23
4. ELECTRICAL SPECIFICATIONS ..................................................................................................... 32
5. PACKAGE DRAWING ...................................................................................................................... 53
6. RECOMMENDED SOLDERING CONDITIONS ................................................................................ 54
1.1
1.2
2.1
2.2
2.3
2.4
2.5
3.1
3.2
Pin Functions ........................................................................................................................................... 10
Recommended Connection for Unused Pins ....................................................................................... 15
Pipeline Processing ................................................................................................................................ 16
2.1.1
2.1.2
Program Control Unit .............................................................................................................................. 17
Operation Unit ......................................................................................................................................... 17
2.3.1
2.3.2
2.3.3
2.3.4
2.3.5
2.3.6
Memory ..................................................................................................................................................... 19
2.4.1
2.4.2
2.4.3
On-chip Peripheral Circuit ...................................................................................................................... 22
2.5.1
2.5.2
2.5.3
2.5.4
Outline ...................................................................................................................................................... 23
Instruction Set and Operation ................................................................................................................ 24
Outline ........................................................................................................................................... 16
Instructions with Delay .................................................................................................................. 16
General register (R0 to R7) ........................................................................................................... 17
MAC: Multiply ACcumulator ......................................................................................................... 18
ALU: Arithmetic Logic Unit ........................................................................................................... 18
BSFT: Barrel ShiFTer ................................................................................................................... 18
SAC: Shifter And Count Circuit .................................................................................................... 18
CJC: Condition Judge Circuit ....................................................................................................... 19
Instruction RAM Outline ................................................................................................................ 20
Data Memory Outline .................................................................................................................... 21
Data Memory Addressing .............................................................................................................. 22
Serial Interface Outline .................................................................................................................. 22
Host Interface Outline .................................................................................................................... 22
General Input/output Ports Outline ................................................................................................ 22
Wait Cycle Register ....................................................................................................................... 22
CONTENTS
PD77015, 77017, 77018
9