ST7263 MCU Datasheet

ST7263 Datasheet PDF, Equivalent


Part Number

ST7263

Description

LOW SPEED USB 8-BIT MCU

Manufacture

STMicroelectronics

Total Page 30 Pages
PDF Download
Download ST7263 Datasheet PDF


ST7263
ST7263
LOW SPEED USB 8-BIT MCU FAMILY with up to 16K MEMORY,
up to 512 BYTES RAM, 8-BIT ADC, WDG, TIMER, SCI & I2C
DATASHEET
s Up to 16Kbytes program memory
s Data RAM: up to 512 bytes with 64 bytes stack
s Run, Wait and Halt CPU modes
s 12 or 24 MHz oscillator
s RAM retention mode
s USB (Universal Serial Bus) Interface with DMA
for low speed applications compliant with USB
1.5 Mbs specification (version 1.1) and USB
HID specifications (version 1.0)
s Integrated 3.3V voltage regulator and
transceivers
s Suspend and Resume operations
s 3 endpoints with programmable in/out
configuration
s 19 programmable I/O lines with:
– 8 high current I/Os (10mA at 1.3V)
– 2 very high current pure Open Drain I/Os
(25mA at 1.5V)
– 8 lines individually programmable as interrupt
inputs
s Optional Low Voltage Detector (LVD)
s Programmable Watchdog for system reliability
s 16-bit Timer with:
– 2 Input Captures
– 2 Output Compares
– PWM Generation capabilities
– External Clock input
s Asynchronous Serial Communications Interface
(8K and 16K program memory versions only)
s I2C Multi Master Interface up to 400 KHz
(16K program memory version only)
PSDIP32
CSDIP32W
SO34 (Shrink)
s 8-bit A/D Converter (ADC) with 8 channels
s Fully static operation
s 63 basic instructions
s 17 main addressing modes
s 8x8 unsigned multiply instruction
s True bit manipulation
s Versatile Development Tools (under Windows)
including assembler, linker, C-compiler,
archiver, source level debugger, software
library, hardware emulator, programming
boards and gang programmers
Table 1. Device Summary
Features
ROM - OTP (bytes)
ST72631
16K
ST72632
8K
ST72633
4K
RAM (stack) - bytes
Peripherals
512 (64)
Watchdog, 16-bit timer, SCI, I2C, ADC,
USB
256 (64)
Watchdog, 16-bit timer, Watchdog, 16-bit timer,
SCI, ADC, USB
ADC, USB
Operating Supply
4.0V to 5.5V
CPU frequency
8 Mhz (with 24 MHz oscillator) or 4 MHz (with 12 MHz oscillator)
Operating temperature
0°C to +70°C
Packages
EPROM device
SO34/SDIP32
ST72E631 1 (CSDIP32W)
Note 1: EPROM version for development only
Rev. 1.8
August 2000
1/109
1

ST7263
Table of Contents
1 GENERAL DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
1.1 INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
1.2 PIN DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
1.3 EXTERNAL CONNECTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
1.4 REGISTER & MEMORY MAP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
1.5 EPROM/OTP PROGRAM MEMORY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
1.5.1 EPROM ERASURE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
2 CENTRAL PROCESSING UNIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
2.1 INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
2.2 MAIN FEATURES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
2.3 CPU REGISTERS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
3 CLOCKS AND RESET . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
3.1 CLOCK SYSTEM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
3.1.1 General Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
3.1.2 External Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
3.2 RESET . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
3.2.1 Low Voltage Detector (LVD) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
3.2.2 Watchdog Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
3.2.3 External Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
4 INTERRUPTS AND POWER SAVING MODES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
4.1 INTERRUPTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
4.1.1 Interrupt Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 2
4.2 POWER SAVING MODES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
4.2.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
4.2.2 HALT mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
4.2.3 WAIT mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
5 ON-CHIP PERIPHERALS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
5.1 I/O PORTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
5.1.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
5.1.2 Functional description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
5.1.3 I/O Port Implementation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
5.1.4 Port A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
5.1.5 Port B . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
5.1.6 Port C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
5.1.7 Register Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
5.2 MISCELLANEOUS REGISTER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
5.3 WATCHDOG TIMER (WDG) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
5.3.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
5.3.2 Main Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
5.3.3 Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
5.3.4 Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
5.3.5 Register Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
5.4 16-BIT TIMER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
5.4.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1. 0. 9. . 36
5.4.2 Main Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
2/109


Features ST7263 LOW SPEED USB 8-BIT MCU FAMILY wi th up to 16K MEMORY, up to 512 BYTES RA M, 8-BIT ADC, WDG, TIMER, SCI & I2C DAT ASHEET s Up to 16Kbytes program memory s Data RAM: up to 512 bytes with 64 by tes stack s Run, Wait and Halt CPU mode s s 12 or 24 MHz oscillator s RAM reten tion mode s USB (Universal Serial Bus) Interface with DMA for low speed applic ations compliant with USB 1.5 Mbs speci fication (version 1.1) and USB HID spec ifications (version 1.0) s Integrated 3 .3V voltage regulator and transceivers s Suspend and Resume operations s 3 end points with programmable in/out configu ration s 19 programmable I/O lines with : – 8 high current I/Os (10mA at 1.3V ) – 2 very high current pure Open Dra in I/Os (25mA at 1.5V) – 8 lines indi vidually programmable as interrupt inpu ts s Optional Low Voltage Detector (LVD ) s Programmable Watchdog for system re liability s 16-bit Timer with: – 2 In put Captures – 2 Output Compares – PWM Generation capabilities – External Clock input s Asynchronous Serial Co.
Keywords ST7263, datasheet, pdf, STMicroelectronics, LOW, SPEED, USB, 8-BIT, MCU, T7263, 7263, 263, ST726, ST72, ST7, Equivalent, stock, pinout, distributor, price, schematic, inventory, databook, Electronic, Components, Parameters, parts, cross reference, chip, Semiconductor, circuit, Electric, manual, substitute




@ 2014 :: Datasheetspdf.com :: Semiconductors datasheet search & download site (Privacy Policy & Contact)