Scenix SX28AC75 Manuals

Manuals and User Guides for Scenix SX28AC75. We have 1 Scenix SX28AC75 manual available for free PDF download: User Manual

Scenix SX28AC75 User Manual

Scenix SX28AC75 User Manual (174 pages)

Communications Controller

Brand: Scenix | Category: Controller | Size: 1 MB

Table of Contents

Table of Contents
5
Chapter 1 Overview

13
- Introduction
  13
- Key Features
  13
- Architecture
  15
- The Virtual Peripheral Concept
  15
- The Communications Controller
  16
- Programming and Debugging Support
  16
- Applications
  16
- Part Numbers and Pinout Diagrams
  17
- Figure 1-1 SX18/20/28 Pin Assignments
  17
- Figure 1-2 SX48/52BD Pin Assignments
  18
- Table 1-1 Device Package Names
  19
- Figure 1-3 Part Numbering Reference Guide
  20
- Pin Descriptions
  21
- Table 1-2 Pin Descriptions
  22
Chapter 2 Architecture

23
Chapter 3 Instruction Set

57
- Introduction
  57
- Instruction Operands
  57
- Instruction Types
  58
- Instruction Summary Tables
  61
- Table 3-1 Logic Instructions
  62
- Table 3-2 Arithmetic and Shift Instructions
  62
- Table 3-3 Bitwise Operation Instructions
  63
- Table 3-4 Data Movement Instructions
  63
- Table 3-5 Program Control Instructions
  65
- Table 3-6 System Control Instructions
  65
- Equivalent Assembler Mnemonics
  66
- Detailed Instruction Descriptions
  66
  - Table 3-7 Equivalent Assembler Mnemonics
    66
  - ADD Fr,W
    67
  - Table 3-8 Key to Abbreviations and Symbols
    68
  - ADD W,Fr
    70
  - AND Fr,Wand of Fr and W into Fr
    71
  - AND W,Fr and of W and Fr into W
    72
  - AND W,#Lit and of W and Literal into W
    73
  - BANK Addr8
    74
  - CALL Addr8
    76
- Clear Fr
  78
  - CLR W Clear W
    79
  - Clr !Wdt
    80
  - CLRB Fr.bit
    81
  - DEC Fr
    82
  - DECSZ Fr
    83
  - INC Fr
    84
  - INCSZ Fr
    85
  - Iread
    86
  - Figure 3-1 Program Counter Loading for Call Instruction
    86
  - JMP Addr9
    88
  - MOV Fr,W
    89
  - MOV M,#Lit
    90
  - MOV M,W Move W to MODE Register
    91
  - Mov !Option,W
    92
  - MOV !Rx,W Move Data between W and Control Register
    93
  - MOV W,Fr
    95
  - MOV W,/Fr Move Complement of Fr to W
    96
  - MOV W,/Fr
    96
- Move (Fr-1) to W
  98
  - MOV W,++Fr
    99
  - Figure 3-2 Rotate Fr Left through Carry into W
    100
  - Figure 3-3 Rotate Fr Right through Carry into W
    101
  - Mov W,M
    104
  - MOVSZ W, --Fr
    105
  - Move (Fr-1) to W and Skip if Zero
    105
  - MOVSZ W, ++Fr
    106
  - NOP no Operation
    107
  - NOT Fr
    108
  - OR Fr,W
    109
  - OR W,Fr
    110
  - OR W,#Lit
    111
  - RET Return from Subroutine
    113
  - Reti
    114
  - Retp
    116
  - RL Fr
    118
  - Figure 3-4 Rotate Fr Left through Carry
    118
  - RR Fr
    119
  - Figure 3-5 Rotate Fr Right through Carry
    119
  - SB Fr.bit
    120
  - SETB Fr.bit
    121
  - Sleep
    122
  - SNB Fr.bit
    123
  - SUB Fr,W
    124
  - SWAP Fr Swap High/Low Nibbles of Fr
    126
  - TEST Fr
    127
  - XOR Fr,W
    128
  - XOR W,Fr
    129
  - XOR W,#Lit
    130
Chapter 4 Clocking, Power Down, and Reset

131
Chapter 5 Input/Output Ports

145
- Introduction
  145
- Reading and Writing the Ports
  145
- Port Configuration
  146
Chapter 6 Timers and Interrupts

153
- Introduction
  153
- Real-Time Clock/Counter
  153
  - Prescaler Register
    154
  - Maximum Count
    154
  - Figure 6-1 RTCC Block Diagram
    154
  - RTCC Operation as a Real-Time Clock or Timer
    155
  - RTCC Operation as an Event Counter
    155
  - RTCC Overflow Interrupts
    155
- Watchdog Timer
  156
  - Watchdog Timeout Period
    156
  - Watchdog Operation in the Power down Mode
    157
- Interrupts
  157
  - Table 6-1 Watchdog Timeout Settings
    157
  - Interrupt Sequence
    158
  - Single-Level Interrupt Operation
    158
  - Figure 6-2 Interrupt Logic Block Diagram
    159
  - Device-Specific Interrupts
    160
  - Port B Interrupts
    160
  - RTCC Interrupts
    160
  - Interrupt Example
    161
  - Return-From-Interrupt Instructions
    161
Chapter 7 Analog Comparator

163
- Introduction
  163
- Comparator Enable/Status Register (CMP_B)
  163
  - Accessing the CMP_B Register
    164
- Comparator Operation
  164
- Figure 7-1 Comparator Block Diagram
  165
Chapter 8 Multi-Function Timers

167
- Introduction
  167
- Figure 8-1 Multi-Function Timer Block Diagram
  167
- Timer Operating Modes
  168
  - PWM Mode
    168
  - Software Timer Mode
    168
  - External Event Mode
    169
  - Capture/Compare Mode
    169
- Timer Pin Assignments
  170
- Timer Control Registers
  170

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