Section 1 Overview................................................................................................1
1.1
Features.................................................................................................................................. 1
1.2
Block Diagram ....................................................................................................................... 7
1.3
Pin Assignments..................................................................................................................... 8
1.4
Pin functions .......................................................................................................................... 9
Section 2 CPU......................................................................................................25
2.1
Registers............................................................................................................................... 25
2.1.1
General Registers.................................................................................................... 29
2.1.2
Control Registers .................................................................................................... 31
2.1.3
System Registers..................................................................................................... 35
2.1.4
DSP Registers ......................................................................................................... 35
2.2
Data Formats........................................................................................................................ 42
2.2.1
2.2.2
DSP-Type Data Formats ......................................................................................... 42
2.2.3
Memory Data Formats ............................................................................................ 44
2.3
2.4
Instruction Formats .............................................................................................................. 48
2.4.1
2.4.2
DSP Data Addressing ............................................................................................. 51
2.4.3
CPU Instruction Formats ........................................................................................ 58
2.4.4
DSP Instruction Formats......................................................................................... 61
2.5
Instruction Set ...................................................................................................................... 67
2.5.1
CPU Instruction Set ................................................................................................ 67
2.6
2.6.1
Introduction............................................................................................................. 81
2.6.2
2.6.3
2.6.4
3.1
3.1.1
3.1.2
ALU Integer Operations ....................................................................................... 104
3.1.3
ALU Logical Operations....................................................................................... 105
3.1.4
Contents
Rev. 4.00 Sep. 14, 2005 Page xiii of l