STM8S103技术资料 STM8S103规格书 STM8S103 PDF文档 STM8S103功

STM8S103技术资料 STM8S103规格书 STM8S103 PDF文档 STM8S103功能参数

STM8S103xxSTM8S105xx

Access line, STM8S 8-bit MCU, up to 32 Kbytes Flash,

10-bit ADC, timers, USART, SPI, I²C

Preliminary Data

Features

Core

Max fCPU: up to 16MHz

■Advanced STM8 core with Harvard architecture and 3-stage pipeline■Extended instruction set

■

Memories

Program memory: Up to 32 Kbytes Flash; data retention 20 years at 85°C after 1 kcycles■RAM: Up to 2 Kbytes

■

Communications interfaces

USART or LINUART with clock output for

synchronous operation, smartcard mode, IrDA mode, LIN master mode

■SPI synchronous serial interface up to 8 Mbit/s

2

■IC interface up to 400 Kbit/s

■

Clock, reset and supply management

■■

3.0 to 5.5 V operating voltage

Flexible clock control, 4 master clock sources:–Low power crystal resonator oscillator –External clock input–Internal 16 MHz RC

–Internal low power 128 kHz RC

■Clock security system with clock monitor■Power management:

–Low power modes (Wait, Active-halt, Halt)–Switch-off peripheral clocks inpidually■Permanently active, low consumption power-on and power-down reset

Analog to digital converter (ADC)

■

10-bit, ±1 LSB ADC with up to 10 multiplexed channels, scan mode and analog watchdog

I/Os

Up to 38 I/Os on a 48-pin package including 9 high sink outputs

■Highly robust I/O design, immune against current injection

■

Interrupt management

Nested interrupt controller with 32 interrupts■Up to 37 external interrupts on 6 vectors

■

Table 1.

Reference

Device summary

Root part number

STM8S103K3

STM8S105C6, STM8S105C4, STM8S105K6, STM8S105K4, STM8S105S6, STM8S105S4,

STM8S103xxSTM8S105xx

Timers

■■

■■■

2x 16-bit general purpose timers, with 2+3 CAPCOM channels (IC, OC or PWM)

Advanced control timer: 16-bit, 4 CAPCOM channels, 3 complementary outputs, dead-time insertion and flexible synchronization8-bit basic timer with 8-bit prescaler Auto wake-up timer

2 watchdog timers: Window watchdog and independent watchdog

June 2008 Rev 21/56

http://doc.guandang.net

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

STM8S103技术资料 STM8S103规格书 STM8S103 PDF文档 STM8S103功能参数

ContentsSTM8S103xx, STM8S105xx

Contents

1234

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8Product overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

4.14.24.34.44.54.64.74.84.94.104.114.124.134.14

Central processing unit STM8 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10Single wire interface module (SWIM) and debug module (DM) . . . . . . . . 11Interrupt controller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11Flash program memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11Clock controller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13Power management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14Watchdog timers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14Auto wake-up counter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15Beeper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15TIM1 - 16-bit advanced control timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15TIM2- 16-bit general purpose timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15TIM4 - 8-bit basic timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15Analog/digital converter (ADC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17Communication interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

4.14.14.14.24.14.34.14.4

USART . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18LINUART . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18SPI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19I2C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

5Pinouts and pin description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

5.15.2

Package pinouts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21Pin description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

5.2.1

Alternate function remapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

6Option bytes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

2/56

STM8S103技术资料 STM8S103规格书 STM8S103 PDF文档 STM8S103功能参数

STM8S103xx, STM8S105xxContents

7Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

7.1

Parameter conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

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