ST62T35BQ3 datasheet, PDF - EEWORLD Datasheet

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ST62T35BQ3: Description8-BIT, OTPROM, 4MHz, MICROCONTROLLER, PQFP52, PLASTIC, QFP-52; CategoryThe embedded processor and controller Microcontrollers and processors; File Size605KB，82 Pages; ManufacturerSTMicroelectronics; Websitehttp://www.st.com/; Environmental Compliance

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ST62T35BQ3 Overview

8-BIT, OTPROM, 4MHz, MICROCONTROLLER, PQFP52, PLASTIC, QFP-52

ST62T35BQ3 Parametric

Parameter Name	Attribute value
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
Maker	STMicroelectronics
Parts packaging code	QFP
package instruction	PLASTIC, QFP-52
Contacts	52
Reach Compliance Code	compliant
Has ADC	YES
Address bus width
bit size	8
CPU series	ST6200
maximum clock frequency	4 MHz
DAC channel	NO
DMA channel	NO
External data bus width
JESD-30 code	S-PQFP-G52
JESD-609 code	e4
length	14 mm
Number of I/O lines	36
Number of terminals	52
Maximum operating temperature	125 °C
Minimum operating temperature	-40 °C
PWM channel	NO
Package body material	PLASTIC/EPOXY
encapsulated code	QFP
Encapsulate equivalent code	QFP52,.68SQ,40
Package shape	SQUARE
Package form	FLATPACK
Peak Reflow Temperature (Celsius)	NOT SPECIFIED
power supply	3.3/5 V
Certification status	Not Qualified
RAM (bytes)	192
rom(word)	7948
ROM programmability	OTPROM
Maximum seat height	3.4 mm
speed	4 MHz
Maximum supply voltage	6 V
Minimum supply voltage	4.5 V
Nominal supply voltage	5 V
surface mount	YES
technology	HCMOS
Temperature level	AUTOMOTIVE
Terminal surface	Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal form	GULL WING
Terminal pitch	1 mm
Terminal location	QUAD
Maximum time at peak reflow temperature	NOT SPECIFIED
width	14 mm
uPs/uCs/peripheral integrated circuit type	MICROCONTROLLER

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ST62T35B/E35B

8-BIT OTP/EPROM MCUs WITH A/D CONVERTER,

16-BIT AUTO-RELOAD TIMER, EEPROM, SPI AND UART

3.0 to 6.0V Supply Operating Range

8 MHz Maximum Clock Frequency

-40 to +125°C Operating Temperature Range

Run, Wait and Stop Modes

5 Interrupt Vectors

Look-up Table capability in Program Memory

Data Storage in Program Memory:

User selectable size

Data RAM: 192 bytes

Data EEPROM: 128 bytes

User Programmable Options

36 I/O pins, fully programmable as:

– Input with pull-up resistor

– Input without pull-up resistor

– Input with interrupt generation

– Open-drain or push-pull output

– Analog Input

12 I/O lines can sink up to 20mA to drive LEDs

or TRIACs directly

8-bit Timer/ Counter with 7-bit programmable

prescaler

16-bit

Auto-reload

Timer

with

7-bit

programmable prescaler (AR Timer)

Digital Watchdog

8-bit A/D Converter with 24 analog inputs

8-bit Synchronous Peripheral Interface (SPI)

8-bit Asynchronous Peripheral Interface

(UART)

On-chip Clock oscillator can be driven by Quartz

Crystal or Ceramic resonator

Oscillator Safe Guard

One external Non-Maskable Interrupt

ST623x-EMU2 Emulation and Development

System (connects to an MS-DOS PC via a

parallel port).

PQFP52

CQFP52W

(See end of Datasheet for Ordering Information)

DEVICE SUMMARY

DEVICE

ST62T35B

ST62E35B

OTP

(Bytes)

EPROM

(Bytes)

I/O Pins

7948

Rev. 2.3

March 1998

1/82

Table of Contents

ST62T35B/E35B . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1

1 GENERAL DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5

1.1 INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5

1.2 PIN DESCRIPTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7

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

1.3.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8

1.3.2 Program Space . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8

1.3.3 Data Space . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10

1.3.4 Stack Space . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10

1.3.5 Data Window Register (DWR) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

1.3.6 Data RAM/EEPROM Bank Register (DRBR). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

1.3.7 EEPROM Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

1.4 PROGRAMMING MODES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15

1.4.1 Option Byte . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15

1.4.2 Program Memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15

1.4.3 EEPROM Data Memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

1.4.4 EPROM Erasing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15

2 CENTRAL PROCESSING UNIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16

2.1 INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16

2.2 CPU REGISTERS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16

3 CLOCKS, RESET, INTERRUPTS AND POWER SAVING MODES . . . . . . . . . . . . . . . . . . . . . 18

3.1 CLOCK SYSTEM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18

3.1.1 Main Oscillator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18

3.1.2 Low Frequency Auxiliary Oscillator (LFAO) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

3.1.3 Oscillator Safe Guard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

3.2 RESETS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22

3.2.1 RESET Input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22

3.2.2 Power-on Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22

3.2.3 Watchdog Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23

3.2.4 Application Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23

3.2.5 MCU Initialization Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

3.3 INTERRUPTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25

3.3.1 Interrupt request . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25

3.3.2 Interrupt Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

3.3.3 Interrupt Option Register (IOR) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

3.3.4 Interrupt sources . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27

3.4 POWER SAVING MODES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30

3.4.1 WAIT Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30

3.4.2 STOP Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30

3.4.3 Exit from WAIT and STOP Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

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Table of Contents

4 ON-CHIP PERIPHERALS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32

4.1 I/O PORTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32

4.1.1 Operating Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33

4.1.2 Safe I/O State Switching Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

4.1.3 ARTimer alternate functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

4.1.4 SPI alternate functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

4.1.5 UART alternate functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

4.1.6 I/O Port Option Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

4.1.7 I/O Port Data Direction Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

4.1.8 I/O Port Data Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

4.2 TIMER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .39

4.2.1 Timer Operating Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40

4.2.2 Timer Interrupt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .40

4.2.3 Application Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .41

4.2.4 Timer Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .41

4.3 ARTIMER 16 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .42

4.3.1 CENTRAL COUNTER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

4.3.2 SIGNAL GENERATION MODES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44

4.3.3 TIMINGS MEASUREMENT MODES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46

4.3.4 INTERRUPT CAPABILITIES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48

4.3.5 CONTROL REGISTERS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

4.3.6 16-BIT REGISTERS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .51

4.4 A/D CONVERTER (ADC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53

4.4.1 Application Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .53

4.5 U. A. R. T. (UNIVERSAL ASYNCHRONOUS RECEIVER/TRANSMITTER). . . . . . . . . . . 55

4.5.1 PORTS INTERFACING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55

4.5.2 CLOCK GENERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56

4.5.3 DATA TRANSMISSION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56

4.5.4 DATA RECEPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .57

4.5.5 INTERRUPT CAPABILITIES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57

4.5.6 REGISTERS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .57

4.6 SERIAL PERIPHERAL INTERFACE (SPI) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59

5 SOFTWARE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .61

5.1 ST6 ARCHITECTURE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .61

5.2 ADDRESSING MODES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .61

5.3 INSTRUCTION SET . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62

6 ELECTRICAL CHARACTERISTICS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67

6.1 ABSOLUTE MAXIMUM RATINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67

6.2 RECOMMENDED OPERATING CONDITIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68

6.3 DC ELECTRICAL CHARACTERISTICS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69

6.4 AC ELECTRICAL CHARACTERISTICS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70

6.5 A/D CONVERTER CHARACTERISTICS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70

6.6 TIMER CHARACTERISTICS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71

6.7 .SPI CHARACTERISTICS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .71

6.8 ARTIMER16 ELECTRICAL CHARACTERISTICS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71

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ST62T35BQ3 Related Products

	ST62T35BQ3	ST62E35BG1	ST62T35BQ6
Description	8-BIT, OTPROM, 4MHz, MICROCONTROLLER, PQFP52, PLASTIC, QFP-52	8-BIT, UVPROM, 8MHz, MICROCONTROLLER, CQFP52, WINDOWED, CERAMIC, QFP-52	8-BIT, OTPROM, 8MHz, MICROCONTROLLER, PQFP52, PLASTIC, QFP-52
Is it lead-free?	Lead free	Contains lead	Lead free
Is it Rohs certified?	conform to	incompatible	conform to
Parts packaging code	QFP	QFP	QFP
package instruction	PLASTIC, QFP-52	WINDOWED, CERAMIC, QFP-52	PLASTIC, QFP-52
Contacts	52	52	52
Reach Compliance Code	compliant	not_compliant	compliant
Has ADC	YES	YES	YES
bit size	8	8	8
CPU series	ST6200	ST6200	ST6200
maximum clock frequency	4 MHz	8 MHz	8 MHz
DAC channel	NO	NO	NO
DMA channel	NO	NO	NO
JESD-30 code	S-PQFP-G52	S-GQFP-G52	S-PQFP-G52
JESD-609 code	e4	e0	e4
length	14 mm	13.97 mm	14 mm
Number of I/O lines	36	36	36
Number of terminals	52	52	52
Maximum operating temperature	125 °C	70 °C	85 °C
Minimum operating temperature	-40 °C	-	-40 °C
PWM channel	NO	NO	NO
Package body material	PLASTIC/EPOXY	CERAMIC, GLASS-SEALED	PLASTIC/EPOXY
encapsulated code	QFP	WQFP	QFP
Encapsulate equivalent code	QFP52,.68SQ,40	QFP52,.68SQ,40	QFP52,.68SQ,40
Package shape	SQUARE	SQUARE	SQUARE
Package form	FLATPACK	FLATPACK, WINDOW	FLATPACK
Peak Reflow Temperature (Celsius)	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED
power supply	3.3/5 V	3.3/5 V	3.3/5 V
Certification status	Not Qualified	Not Qualified	Not Qualified
RAM (bytes)	192	192	192
rom(word)	7948	7948	7948
ROM programmability	OTPROM	UVPROM	OTPROM
Maximum seat height	3.4 mm	3.27 mm	3.4 mm
speed	4 MHz	8 MHz	8 MHz
Maximum supply voltage	6 V	6 V	6 V
Minimum supply voltage	4.5 V	4.5 V	4.5 V
Nominal supply voltage	5 V	5 V	5 V
surface mount	YES	YES	YES
technology	HCMOS	HCMOS	HCMOS
Temperature level	AUTOMOTIVE	COMMERCIAL	INDUSTRIAL
Terminal surface	Nickel/Palladium/Gold (Ni/Pd/Au)	Tin/Lead (Sn/Pb)	Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal form	GULL WING	GULL WING	GULL WING
Terminal pitch	1 mm	1 mm	1 mm
Terminal location	QUAD	QUAD	QUAD
Maximum time at peak reflow temperature	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED
width	14 mm	13.97 mm	14 mm
uPs/uCs/peripheral integrated circuit type	MICROCONTROLLER	MICROCONTROLLER	MICROCONTROLLER
Maker	STMicroelectronics	-	STMicroelectronics
Maximum slew rate	-	7 mA	7 mA

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Shortcut: L0 L1 L2 L3 L4 L5 L6 L7 L8 L9 LA LB LC LD LE LF LG LH LI LJ LK LL LM LN LO LP LQ LR LS LT LU LV LW LX LY LZ M0 M1 M2 M3 M4 M5 M6 M7 M8 M9 MA MB MC MD ME MF MG MH MI MJ MK ML MM MN MO MP MQ MR MS MT MU MV MW MX MY MZ N0 N1 N2 N3 N4 N5 N6 N7 N8 NA NB NC ND NE NF NG NH NI NJ NK NL NM NN NO NP NQ NR NS NT NU NV NX NZ O0 O1 O2 O3 OA OB OC OD OE OF OG OH OI OJ OK OL OM ON OP OQ OR OS OT OV OX OY OZ P0 P1 P2 P3 P4 P5 P6 P7 P8 P9 PA PB PC PD PE PF PG PH PI PJ PK PL PM PN PO PP PQ PR PS PT PU PV PW PX PY PZ Q1 Q2 Q3 Q4 Q5 Q6 Q8 Q9 QA QB QC QE QF QG QH QK QL QM QP QR QS QT QV QW QX QY R0 R1 R2 R3 R4 R5 R6 R7 R8 R9 RA RB RC RD RE RF RG RH RI RJ RK RL RM RN RO RP RQ RR RS RT RU RV RW RX RY RZ

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