ARM IM-AD1 Guida Utente Scaricare il pdf (Pagina 17)

Introduction

1.2.2 Architecture

Figure 1-2 shows the architecture of the interface module. For more detail on signal

routing between the expansion connectors and the interface circuits, see Chapter 3

Hardware Reference.

Figure 1-2 Integrator/IM-AD1 block diagram

J3A

J3B

J19

J23

Stepper motor

interfaces

D to A converter

A to D converter

UART interface

CAN interfaces

J14

J18

EXPA

socket

EXPIM

socket

J10

PWMs

J17

J16

SERIAL

GPIOA

GPIOB

DC/

PWM1

DC/

PWM2

A/D

D/A OUT

CAN2

CAN1

STEP2

STEP1

EXPB

socket

J11

J13

SPI1

SPI2

J21

J22

STEP3

STEP4

1 2 ... 12 13 14 15 16 17 18 19 20 21 22 ... 91 92

Integrator/IM-AD1 1
CE Declaration of Conformity 3
Contents 5
Integrator/IM-AD1 User Guide 5
Glossary 6
• Feedback on page xi 7
About this book 8
Preface 10
Feedback 11
Chapter 1 13
Introduction 13
(J3A and J3B) 15
1.2.2 Architecture 17
Hardware Reference 17
1.3 Links and LEDs 18
1.4 Care of modules 19
Chapter 2 21
Getting Started 21
Autoconfigure 23
2.3 Running the test software 24
Chapter 3 25
3.2 UART interface 27
3.4 PWM interface 30
IM Socket 32
Stepper motor 32
3.6 GPIO 36
3.7 CAN interface 38
EXPIM socket 42
Chapter 4 47
Reference Design Example 47
4.1 About the design example 48
Name Type Function 54
Frequency = 48MHz · 55
(V[8:0] +8) 55
(R[6:0] +2) · OD 55
10MHz < 48MHz · 56
(R[6:0] +2) 56
R[6:0] < 118 56
0x0000A05F 57
4.2.5 Switches register 58
4.3 UART 59
4.4 SPI chip select register 60
4.5 Synchronous serial port 61
4.6 PWM controller 62
4.7 Stepper motor peripheral 63
Stepx_PH3 66
Stepx_PH2 66
Stepx_PH1 66
Stepx_PH4 66
0x000000 67
0x000004 67
0x000008 67
4.8.5 Data direction 68
1 = pin is an output 68
4.9 SSRAM interface 69
0x100000 72
0x200000 72
0x300000 73
0x00000000 74
Appendix A 75
Signal Descriptions 75
A.1 EXPA 76
A.2 EXPB 78
A.3 EXPIM 80
A.4 Logic analyzer connector 82
A.5 Multi-ICE (JTAG) 84
Appendix B 85
Mechanical Specification 85
B.1 Mechanical information 86
B.2 Connector reference 88

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ARM IM-AD1 Guida Utente Pagina 17

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