Texas Instruments MSC1210 manuali

Texas instruments MSC1210 Manuale Utente (324 pagine)

Marchio: Texas-instruments | Categoria: Attrezzi | Dimensione: 1.65 MB |

Inglese

Indice

User’s Guide

1



3

Contents

10

Contents

11

Contents

11

Chapter 1

13

1.1 MSC1210 Description

14

1.2 MSC1210 Pin-Out

15

MSC1210 Pin-Out

19

Introduction to the MSC1210

19

1.2.3 Reset Line (RST)

22

1.2.6 External Access (EA)

23

1.3 Enhanced 8051 Core

24

1.5 Flash Memory

25

High-Performance Peripherals

26

  

27

2.1 Description

28

2.2 Program Memory

28

2.3 Data Memory

30

2.3.3 External Data Memory

31

2.4 Internal RAM

32

2.4.1 The Stack

33

2.4.2 Register Banks

33

2.4.3 Bit Memory

34

MOV P0,#01h

35

SETB 80h

35

MOV 50h,#01h

36

MOV 99h,#01h

36

Chapter 3

37

3.1 Description

38

3.2 Referencing SFRs

39

3.3 Bit−Addressable SFRs

40

3.4 SFR Types

40

3.5 SFR Definitions

41

, Address E6

48

" 

51

4.1 Description

52

4.2 Accumulator

52

4.3 R Registers

52

4.4 B Register

53

4.5 Program Counter (PC)

53

4.7 Stack Pointer (SP)

54

# 

55

5.1 Description

56

5.2 Immediate Addressing

56

5.3 Direct Addressing

57

5.4 Indirect Addressing

58

External Direct Addressing

59

Addressing Modes

59

5.7 Code Indirect Adressing

60

$ %

61

6.1 Description

62

6.2 Conditional Branching

62

6.3 Direct Jumps

62

LJMP NEW_ADDRESS

63

NEW_ADDRESS:

63

6.4 Direct Calls

64

6.5 Returns From Routines

64

6.6 Interrupts

64

 

65

7.1 Description

66

System Timing

67

7.2 System Timers

68

System Timers

69

7.2.1 Microseconds Timer

70

7.2.2 Milliseconds Timer

70

7.3 Startup Timing

73

Chapter 8

75

8.1 Description

76

8.2 How Does a Timer Count?

76

8.3.2 Timer SFRs

78

Table 8−1.Timer Conrol SFRs

78

8.3.3 TMOD SFR

79

8.3.4 TCON SFR

82

Table 8−4.TCON (88

82

8.3.5 Initializing a Timer

83

8.3.6 Reading the Timer

83

MOV A,TH0

84

MOV R0,TL0

84

CJNE A,TH0,REPEAT

84

Using Timers to Measure Time

85

;keep waiting

86

;right now

86

8.5 Using Timer 2

87

Using Timer 2

88

8.5.3 Timer 2 in Capture Mode

89

 

91

9.1 Description

92

Setting the Serial Port Mode

100

Serial Communication

101

MOV SBUF0,#’A’

105

9.5 Reading the Serial Port

106



107

10.1 Description

108

Table 10−1.Interrupt Sources

109

10.3 Enabling Interrupts

111

10.4 Polling Sequence

112

10.5 Interrupt Priorities

113

10.6 Interrupt Triggering

114

10.7 Exiting Interrupts

114

10.8 Types of Interrupts

115

Table 10−7.EXIF (91

116

10.8.3 Timer Interrupts

117

10.8.4 Watchdog Interrupt

117

10.8.5 Auxiliary Interrupts

117

Table 10−9.AIE (A6

118

Table 10−10. AISTAT (A7

119

Table 10−11. PAI (A5

119

10.9 Waking Up from Idle Mode

121

10.10 Register Protection

122

Chapter 11

125

11.1 Description

126

11.2 Tone Generator

127

11.3 PWM Generator

129

PWM Generator

130

Statement # Explanation

132

Figure 11−6. PWM Timing

135

#))* +

137

12.1 Description

138

12.2 Input Multiplexer

139

12.3 Temperature Sensor

141

12.4 Burnout Current Sources

143

12.5 Input Buffer

144

With the

144

12.6 Analog Input

144

Table 12−1.PGA Settings

145

12.8 Offset DAC

146

12.9 Modulator

146

12.10 Calibration

147

12.11 Digital Filter

148

Digital Filter

149

Analog-to-Digital Converter

149

12.11.1 Multiplexing Channels

150

Table 12−3.Filter Settling

150

12.12 Voltage Reference

151

7 6 5 4 3 2 1 0 Reset Value

152

12.13.1 Manual Summation Mode

154

12.13.2 ADC Summation Mode

154

Summation/Shifter Register

155

Figure 12−6. Circuit Drawing

160

12.16.1 Differential V

161

Chapter 13

163

13.1 Description

164

13.2 Functional Description

164

Functional Description

165

13.4 SPI Signals

167

13.5 SPI System Errors

168

13.6 Data Transfers

169

Data Transfers

170

13.7 FIFO Operation

171

13.8 Code Examples

172

#  -%

175

14.1 Description

176

14.2 Low-Voltage Detect

176

14.2.1 Power Supply

177

14.3 Watchdog Timer

178

WDTCON = 0x80; // Set EWDT

179

Watchdog Timer

181

Additional MSC1210 Hardware

181

#+ 

183

15.1 Hardware Configuration

184

CADDR 7F

185

Hardware Configuration

186

15.2 Advanced Flash Memory

188

15.3 Breakpoint Generator

189

15.3.3 Disabling a Breakpoint

190

15.4 Power Optimization

191

./0#01

195

16.1 Description

196

16.2 Syntax

196

16.3 Number Bases

198

16.4 Expressions

198

16.5 Operator Precedence

199

8052 Assembly Language

201

Register Assignment (MOV)

202

MOV R2,R1 ;INVALID!!

203

MOV @R0,@R1 ;INVALID!!

203

16.11 Program Loops (DJNZ)

206

16.14 Value Comparison (CJNE)

210

MOV B,#75h ;Load B with 75h

215

MUL AB ;Multiply A by B

215

MOV B,#13h ;Load B with 13h

216

DIV AB ;Divide A by B

216

Table 16−2.Results of ANL

218

Table 16−3.Results of ORL

218

Table 16−4.Results of XRL

218

;table we want to read

226

;RET instruction

227

RET ;Return from subroutine

227

2 

229

17.1 Description

230

Description

231

Keil Simulator

231

17.2 Timers

232

Figure 17−2. Timer/Counter 0

233

Figure 17−5. Interrupt System

234

17.3 Timer 2

239

17.4 Watchdog Timer

240

17.5 System Timer

244

17.6 Clock Control

244

Figure 17−9. Error Message

247

17.8 Summation/Shifter

248

Summation/Shifter

249

17.9 Interrupts

258

17.10 Ports

259

17.11.1 SPI Sample Code

262

Figure 17−17. Keil Debugger

267

17.13 Serial Port I/O

268

Serial Port I/O

269

17.14 Additional Resource

274

000./

275

300*

277

"00

279

C.1 Description

280

Boot ROM Routines

281

Appendix D

283

./00

285

E.1 Description

286

E.2 8052 Instruction Set

287

ANL Bitwise AND

290

Compare and Jump if Not Equal

291

CLR Clear Register

291

CPL Complement Register

292

DA Decimal Adjust Accumulator

292

DEC Decrement Register

293

DIV Divide Accumulator by B

293

INC Increment Reister

295

JB Jump if Bit Set

296

JC Jump if Carry Set

296

JNB Jump if Bit Not Set

297

JNC Jump if Carry Not Set

297

JZ Jump if Accumulator Zero

298

LCALL Long Call

298

LJMP Long Jump

298

MOV DPTR Move value into DPTR

301

MUL Multiply Accumulator by B

302

NOP No Operation

302

ORL Bitwise OR

303

POP Pop Value from Stack

304

PUSH Push Value onto Stack

304

RET Return from Subroutine

305

RETI Return from Interrupt

305

RL Rotate Accumulator Left

305

RR Rotate Accumulator Right

306

SETB Set Bit

306

SJMP Short Jump

307

XCH Exchange Bytes

308

XCHD Exchange Digit

308

XRL Bitwise Exclusive OR

309

8052 Instruction Set

310

??? 0xA5 1 1 C

310

Appendix F

311

Interrupt Enable (IE)

313

INTERRUPT PRIORITY (IP)

314

Port 0 (P0)

314

Port 1 (P1)

315

Port 2 (P2)

315

Port 3 (P3)

316

Program Status Word (PSW)

317

Serial Control (SCON)

318

Timer Control (TCON)

319

Timer 2 Control (T2CON)

320

!

321

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