ST72C171K2M datasheet, PDF - EEWORLD Datasheet

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ST72C171K2M: Description8-BIT MCU with 8K FLASH, ADC, WDG, SPI, SCI, TIMERS SPGAs Software Programmable Gain Amplifiers, OP-AMP; CategoryThe embedded processor and controller Microcontrollers and processors; File Size1MB，152 Pages; ManufacturerSTMicroelectronics; Websitehttp://www.st.com/

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ST72C171K2M Overview

8-BIT MCU with 8K FLASH, ADC, WDG, SPI, SCI, TIMERS SPGAs Software Programmable Gain Amplifiers, OP-AMP

ST72C171K2M Parametric

Parameter Name	Attribute value
Maker	STMicroelectronics
Parts packaging code	SOIC
package instruction	SOP,
Contacts	34
Reach Compliance Code	unknow
Has ADC	YES
bit size	8
maximum clock frequency	16 MHz
DAC channel	NO
DMA channel	NO
JESD-30 code	R-PDSO-G34
Number of I/O lines	22
Number of terminals	34
On-chip program ROM width	8
Maximum operating temperature	85 °C
Minimum operating temperature	-40 °C
PWM channel	YES
Package body material	PLASTIC/EPOXY
encapsulated code	SOP
Package shape	RECTANGULAR
Package form	SMALL OUTLINE
Certification status	Not Qualified
RAM (bytes)	256
rom(word)	8192
ROM programmability	MROM
speed	8 MHz
Maximum supply voltage	6 V
Minimum supply voltage	3 V
surface mount	YES
technology	CMOS
Temperature level	INDUSTRIAL
Terminal form	GULL WING
Terminal location	DUAL
uPs/uCs/peripheral integrated circuit type	MICROCONTROLLER

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ST72C171

8-BIT MCU with 8K FLASH, ADC, WDG, SPI, SCI, TIMERS

SPGAs (Software Programmable Gain Amplifiers), OP-AMP

PRODUCT PREVIEW

Memories

– 8K of single voltage Flash Program memory

with read-out protection

– In-Situ Programming (Remote ISP)

Clock, Reset and Supply Management

– Enhanced Reset System

– Low voltage supervisor (LVD) with 3 program-

mable levels

– Low consumption resonator or RC oscillators

(internal or external) and by-pass for external

clock source, with safe control capabilities

– 3 Power Saving modes

22 I/O Ports

– 22 multifunctional bidirectional I/O lines:

– 16 interrupt inputs on 2 independent lines

– 8 lines configurable as analog inputs

– 20 alternate functions

– EMI filtering

2 Timers and Watchdog

– One 16-bit Timer with: 2 Input Captures, 2

Output Compares, external Clock input, PWM

and Pulse Generator modes

– One 8-bit Autoreload Timer (ART) with: 2

PWM output channels (internally connectable

to the SPGA inputs), 1 Input Capture, external

clock input

– Configurable watchdog (WDG)

2 Communications Interfaces

– Synchronous Serial Peripheral Interface (SPI)

– Serial Communications Interface (SCI)

SO34

PSDIP32

3 Analog peripherals

– 2 Software Programmable Gain Operational

Amplifiers (SPGAs) with rail-to-rail input and

output, V

independent (band gap) and pro-

grammable reference voltage (1/8 V

reso-

lution), Offset compensation, DAC & on/off

switching capability

– 1 rail-to-rail input and output Op-Amp

– 8-bit A/D Converter with up to 11 channels (in-

cluding 3 internal channels connected to the

Op-Amp & SPGA outputs)

Instruction Set

– 8-bit data manipulation

– 63 basic Instructions

– 17 main addressing modes

– 8 x 8 unsigned multiply instruction

– True bit manipulation

Development Tools

– Full hardware/software development package

Device Summary

Features

Flash - bytes

RAM (stack) - bytes

Peripherals

ST72C171K2M

8K Single Voltage

256 (128)

ST72C171K2B

2 SPGAs, 1 Op-Amp,

2 SPGAs,

Watchdog, 3 Timers, SPI, SCI, ADC (11 chan.) Watchdog, 3 Timers, SPI, SCI, ADC (11 chan.)

Operating Supply

3.2 V to 5.5 V

CPU Frequency

Up to 8 MHz (with up to 16 MHz oscillator)

Temperature Range

- 40°C to + 85°C

Package

SO34

PSDIP32

Rev. 1.4

October 2000

This is preliminary information on a new product in development or undergoing evaluation. Details are subject to change without notice.

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Table of Contents

1 GENERAL DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

1.1 INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

1.2 PIN DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

1.3 MEMORY MAP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

2 FLASH PROGRAM MEMORY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

2.1 INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

2.2 MAIN FEATURES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

2.3 STRUCTURAL ORGANISATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

2.4 IN-SITU PROGRAMMING (ISP) MODE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

2.5 MEMORY READ-OUT PROTECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

3 CENTRAL PROCESSING UNIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

3.1 INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

3.2 MAIN FEATURES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

3.3 CPU REGISTERS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

4 SUPPLY, RESET AND CLOCK MANAGEMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

4.1 MAIN FEATURES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

4.2 LOW VOLTAGE DETECTOR (LVD) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

4.3 CLOCK SECURITY SYSTEM (CSS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

4.4 CLOCK, RESET AND SUPPLY REGISTER DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . 23

5 INTERRUPTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

5.1 NON MASKABLE SOFTWARE INTERRUPT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

5.2 EXTERNAL INTERRUPTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

5.3 PERIPHERAL INTERRUPTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

6 POWER SAVING MODES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

6.1 INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

6.2 SLOW MODE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

6.3 WAIT MODE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

6.4 HALT MODE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

7 ON-CHIP PERIPHERALS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

7.1 I/O PORTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

7.2 MISCELLANEOUS REGISTERS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

7.3 OP-AMP MODULE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

7.4 WATCHDOG TIMER (WDG) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48

7.5 16-BIT TIMER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51

7.6 PWM AUTO-RELOAD TIMER (ART) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69

7.7 SERIAL COMMUNICATIONS INTERFACE (SCI) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78

7.8 SERIAL PERIPHERAL INTERFACE (SPI) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89

7.9 8-BIT A/D CONVERTER (ADC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102

8 INSTRUCTION SET . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106

8.1 ST7 ADDRESSING MODES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

152

106

8.2 INSTRUCTION GROUPS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109

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Table of Contents

9 ELECTRICAL CHARACTERISTICS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112

9.1 PARAMETER CONDITIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112

9.2 ABSOLUTE MAXIMUM RATINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113

9.3 OPERATING CONDITIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114

9.4 SUPPLY CURRENT CHARACTERISTICS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116

9.5 CLOCK AND TIMING CHARACTERISTICS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119

9.6 MEMORY CHARACTERISTICS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123

9.7 EMC CHARACTERISTICS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 124

9.8 I/O PORT PIN CHARACTERISTICS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129

9.9 CONTROL PIN CHARACTERISTICS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132

9.10 TIMER PERIPHERAL CHARACTERISTICS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 135

9.11 COMMUNICATION INTERFACE CHARACTERISTICS . . . . . . . . . . . . . . . . . . . . . . . . . 136

9.12 8-BIT ADC CHARACTERISTICS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 139

9.13 OP-AMP MODULE CHARACTERISTICS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 141

10 GENERAL INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 144

10.1 PACKAGE MECHANICAL DATA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 144

10.2 THERMAL CHARACTERISTICS

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145

10.3 SOLDERING AND GLUEABILITY INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 146

10.4 PACKAGE/SOCKET FOOTPRINT PROPOSAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 146

11 DEVICE CONFIGURATION AND ORDERING INFORMATION . . . . . . . . . . . . . . . . . . . . . . . 147

11.1 OPTION BYTES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 147

11.2 DEVICE ORDERING INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 148

11.3 DEVELOPMENT TOOLS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149

11.4 ST7 APPLICATION NOTES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150

11.5 TO GET MORE INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150

12 SUMMARY OF CHANGES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151

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ST72C171K2M Related Products

	ST72C171K2M	ST72C171K2M6	ST72C171K2B	ST72C171	ST72C171K2B6
Description	8-BIT MCU with 8K FLASH, ADC, WDG, SPI, SCI, TIMERS SPGAs Software Programmable Gain Amplifiers, OP-AMP	8-BIT MCU with 8K FLASH, ADC, WDG, SPI, SCI, TIMERS SPGAs Software Programmable Gain Amplifiers, OP-AMP	8-BIT MCU with 8K FLASH, ADC, WDG, SPI, SCI, TIMERS SPGAs Software Programmable Gain Amplifiers, OP-AMP	8-BIT MCU with 8K FLASH, ADC, WDG, SPI, SCI, TIMERS SPGAs Software Programmable Gain Amplifiers, OP-AMP	8-BIT MCU with 8K FLASH, ADC, WDG, SPI, SCI, TIMERS SPGAs Software Programmable Gain Amplifiers, OP-AMP
Maker	STMicroelectronics	STMicroelectronics	STMicroelectronics	-	STMicroelectronics
Parts packaging code	SOIC	SOIC	DIP	-	DIP
package instruction	SOP,	SOP, SOP34,.4,40	SDIP,	-	SDIP, SDIP32,.4
Contacts	34	34	32	-	32
Reach Compliance Code	unknow	compli	unknow	-	_compli
Has ADC	YES	YES	YES	-	YES
bit size	8	8	8	-	8
maximum clock frequency	16 MHz	16 MHz	16 MHz	-	16 MHz
DAC channel	NO	NO	NO	-	NO
DMA channel	NO	NO	NO	-	NO
JESD-30 code	R-PDSO-G34	R-PDSO-G34	R-PDIP-T32	-	R-PDIP-T32
Number of I/O lines	22	22	22	-	22
Number of terminals	34	34	32	-	32
On-chip program ROM width	8	8	8	-	8
Maximum operating temperature	85 °C	85 °C	85 °C	-	85 °C
Minimum operating temperature	-40 °C	-40 °C	-40 °C	-	-40 °C
PWM channel	YES	YES	YES	-	YES
Package body material	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	-	PLASTIC/EPOXY
encapsulated code	SOP	SOP	SDIP	-	SDIP
Package shape	RECTANGULAR	RECTANGULAR	RECTANGULAR	-	RECTANGULAR
Package form	SMALL OUTLINE	SMALL OUTLINE	IN-LINE, SHRINK PITCH	-	IN-LINE, SHRINK PITCH
Certification status	Not Qualified	Not Qualified	Not Qualified	-	Not Qualified
RAM (bytes)	256	256	256	-	256
rom(word)	8192	8192	8192	-	8192
ROM programmability	MROM	MROM	MROM	-	MROM
speed	8 MHz	8 MHz	8 MHz	-	8 MHz
Maximum supply voltage	6 V	5.5 V	6 V	-	5.5 V
Minimum supply voltage	3 V	4.5 V	3 V	-	4.5 V
surface mount	YES	YES	NO	-	NO
technology	CMOS	CMOS	CMOS	-	CMOS
Temperature level	INDUSTRIAL	INDUSTRIAL	INDUSTRIAL	-	INDUSTRIAL
Terminal form	GULL WING	GULL WING	THROUGH-HOLE	-	THROUGH-HOLE
Terminal location	DUAL	DUAL	DUAL	-	DUAL
uPs/uCs/peripheral integrated circuit type	MICROCONTROLLER	MICROCONTROLLER	MICROCONTROLLER	-	MICROCONTROLLER
length	-	17.895 mm	27.94 mm	-	27.94 mm
Maximum seat height	-	2.64 mm	5.08 mm	-	5.08 mm
Terminal pitch	-	1.02 mm	1.778 mm	-	1.778 mm
width	-	7.505 mm	10.16 mm	-	10.16 mm

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