UPSD3253AV-40T1 datasheet, PDF

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UPSD3253AV-40T1: Description8-BIT, FLASH, 24 MHz, MICROCONTROLLER, PQFP80; CategoryThe embedded processor and controller Microcontrollers and processors; File Size1MB，189 Pages; ManufacturerSTMicroelectronics; Websitehttp://www.st.com/; Environmental Compliance

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UPSD3253AV-40T1 Overview

8-BIT, FLASH, 24 MHz, MICROCONTROLLER, PQFP80

UPSD3253AV-40T1 Parametric

Parameter Name	Attribute value
Is it Rohs certified?	conform to
Maker	STMicroelectronics
Parts packaging code	QFP
Contacts	52
Reach Compliance Code	compliant
bit size	8
CPU series	8051
JESD-30 code	S-PQFP-G52
Number of terminals	52
Maximum operating temperature	70 °C
Minimum operating temperature
Package body material	PLASTIC/EPOXY
encapsulated code	QFP
Encapsulate equivalent code	QFP52,.47SQ
Package shape	SQUARE
Package form	FLATPACK
power supply	3.3 V
Certification status	Not Qualified
RAM (bytes)	32768
rom(word)	131072
ROM programmability	FLASH
speed	40 MHz
Maximum slew rate	25 mA
Nominal supply voltage	3.3 V
surface mount	YES
technology	CMOS
Temperature level	COMMERCIAL
Terminal form	GULL WING
Terminal pitch	0.635 mm
Terminal location	QUAD
Base Number Matches	1

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UPSD3234A, UPSD3234BV

UPSD3233B, UPSD3233BV

Flash programmable system devices

with 8032 MCU and 64 Kbit SRAM

Features

■

Fast 8-bit 8032 MCU

– 40 MHz at 5.0 V, 24 MHz at 3.3 V

– Core, 12-clocks per instruction

Dual Flash memories with memory

management

– Place either memory into 8032 program

address space or data address space

– Read-while-write operation for in-

application programming and EEPROM

emulation

– Single voltage program and erase

– 100,000 minimum erase cycles, 15-year

retention

Clock, reset, and supply management

– Normal, idle, and power down modes

– Power-on and low voltage reset supervisor

– Programmable watchdog timer

Programmable logic, general-purpose

– 16 macrocells

– Implements state machines, glue-logic, etc.

Timers and interrupts

– Three 8032 standard 16-bit timers

– 10 Interrupt sources with two external

interrupt pins

■

LQFP52 (T)

52-lead, thin,

quad flat package

■

LQFP80 (U)

80-lead, thin, quad

flat package

A/D converter

– Four channels, 8-bit resolution, 10 µs

Communication interfaces

– USB v1.1, low-speed 1.5 Mbps,

3 endpoints

– I

C master/slave bus controller

– Two UARTs with independent baud rate

– Six I/O ports with up to 46 I/O pins

– 8032 address/data bus available on

TQFP80 package

– 5 PWM outputs, 8-bit resolution

JTAG in-system programming

– Program the entire device in as little as

10 seconds

Single supply voltage

– 4.5 to 5.5 V

– 3.0 to 3.6 V

ECOPACK® packages

■

Table 1.

Device summary

Max. clock 1st

2nd

8032

SRAM GPIO USB

(V)

(MHz)

Flash Flash

bus

128 KB 32 KB

256 KB 32 KB

8 KB

Yes

Pkg.

Temp.

Order code

UPSD3233B-40T6

UPSD3233BV-24T6

UPSD3233B-40U6

UPSD3233BV-24U6

UPSD3234A-40T6

UPSD3234A-40U6

UPSD3234BV-24U6

4.5-5.5 TQFP52 –40°C to 85°C

3.0-3.6 TQFP52 –40°C to 85°C

4.5-5.5 TQFP80 –40°C to 85°C

3.0-3.6 TQFP80 –40°C to 85°C

4.5-5.5 TQFP52 –40°C to 85°C

4.5-5.5 TQFP80 –40°C to 85°C

3.0-3.6 TQFP80 –40°C to 85°C

January 2009

Rev 5

1/189

www.st.com

Contents

UPSD3234A, UPSD3234BV, UPSD3233B, UPSD3233BV

Contents

UPSD323xx description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

1.1

52-pin package I/O port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Architecture overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

2.1

2.2

Memory organization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

2.2.1

2.2.2

2.2.3

2.2.4

2.2.5

2.2.6

2.2.7

Accumulator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

B register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

Stack pointer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

Program counter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

Program status word . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

Registers R0~R7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

Data pointer register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

2.3

2.4

2.5

2.6

2.7

2.8

2.9

Program memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Data memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

RAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

XRAM-DDC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

XRAM-PSD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

SFR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Addressing modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

2.9.1

2.9.2

2.9.3

2.9.4

2.9.5

2.9.6

Direct addressing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

Indirect addressing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Immediate constants addressing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Indexed addressing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

2.10

2.11

2.12

Arithmetic instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Logical instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

Data transfers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

2.12.1

2.12.2

2.12.3

Internal RAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

External RAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

Lookup tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

2.13

2/189

Boolean instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

UPSD3234A, UPSD3234BV, UPSD3233B, UPSD3233BV

Contents

2.14

2.15

2.16

Relative offset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

Jump instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

Machine cycles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

UPSD323xx hardware description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

MCU module description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

4.1

Special function registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

Interrupt system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

5.1

5.2

5.3

5.4

5.5

5.6

5.7

5.8

5.9

5.10

5.11

External Int0 interrupt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

Timer 0 and 1 interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

Timer 2 interrupt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

C interrupt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

External Int1 interrupt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44

DDC interrupt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44

USB interrupt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44

USART interrupt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44

Interrupt priority structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45

Interrupt enable structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46

How interrupts are handled . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48

Power-saving mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

6.1

6.2

6.3

6.4

6.5

Idle mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

Power-down mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

Power control register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

Idle mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50

Power-down mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50

I/O ports (MCU module) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51

7.1

Port type and description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52

Oscillator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54

Supervisory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55

3/189

Contents

UPSD3234A, UPSD3234BV, UPSD3233B, UPSD3233BV

9.1

9.2

9.3

9.4

External reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55

Low V

voltage reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55

Watchdog timer overflow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56

USB reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56

Watchdog timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57

Timer/counters (Timer 0, Timer 1 and Timer 2) . . . . . . . . . . . . . . . . . . 59

11.1

Timer 0 and Timer 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59

11.1.1

11.1.2

11.1.3

11.1.4

Mode 0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60

Mode 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60

Mode 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61

Mode 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62

11.2

Timer 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62

Standard serial interface (UART) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66

12.1

12.2

Multiprocessor communications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66

Serial port control register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67

12.2.1

12.2.2

12.2.3

12.2.4

12.2.5

12.2.6

Baud rates . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68

Using Timer 1 to generate baud rates . . . . . . . . . . . . . . . . . . . . . . . . . . 68

Using Timer/counter 2 to generate baud rates . . . . . . . . . . . . . . . . . . . 68

More about Mode 0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69

More about Mode 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70

More about Modes 2 and 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71

Analog-to-digital convertor (ADC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77

13.1

ADC interrupt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77

Pulse width modulation (PWM) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80

14.1

14.2

14.3

4-channel PWM unit (PWM 0-3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80

Programmable period 8-bit PWM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82

PWM 4-channel operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83

C interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84

15.1

15.2

Serial status register (SxSTA: S1STA, S2STA) . . . . . . . . . . . . . . . . . . . . 86

Data shift register (SxDAT: S1DAT, S2DAT) . . . . . . . . . . . . . . . . . . . . . . . 86

4/189

UPSD3234A, UPSD3234BV, UPSD3233B, UPSD3233BV

Contents

15.3

Address register (SxADR: S1ADR, S2ADR) . . . . . . . . . . . . . . . . . . . . . . 87

DDC interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89

16.1

Special Function register for the DDC interface . . . . . . . . . . . . . . . . . . . . 89

16.1.1

16.1.2

DDCDAT register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90

DDCADR register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90

16.2

16.3

16.4

Host type detection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92

DDC1 protocol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92

DDC2B protocol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94

USB hardware . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95

17.1

17.2

USB related registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95

Transceiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101

17.2.1

17.2.2

USB physical layer characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101

Low speed driver characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102

17.3

17.4

Receiver characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102

External USB pull-up resistor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103

PSD module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106

18.1

18.2

Functional overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106

In-system programming (ISP) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107

Development system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109

PSD module register description and address offset . . . . . . . . . . . . 110

PSD module detailed operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111

Memory blocks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112

22.1

22.2

Primary Flash memory and secondary Flash memory description . . . . 112

Memory block select signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112

22.2.1

22.2.2

Ready/Busy (PC3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112

Memory operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112

22.3

22.4

Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113

Power-down instruction and Power-up mode . . . . . . . . . . . . . . . . . . . . . 115

22.4.1

Power-up mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115

5/189

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