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STM8L052C6 Dataheets PDF



Part Number STM8L052C6
Manufacturers STMicroelectronics
Logo STMicroelectronics
Description 8-bit ultralow power MCU
Datasheet STM8L052C6 DatasheetSTM8L052C6 Datasheet (PDF)

STM8L052C6 Value Line, 8-bit ultralow power MCU, 32-KB Flash, 256-byte data EEPROM, RTC, LCD, timers, USART, I2C, SPI, ADC Datasheet − production data Features ■ Operating conditions – Operating power supply: 1.8 V to 3.6 V – Temperature range: -40 °C to 85 °C ■ Low power features – 5 low power modes: Wait, Low power run (5.1 µA), Low power wait (3 µA), Active-halt with full RTC (1.3 µA), Halt (350 nA) – Consumption: 195 µA/MHz + 440 µA – Ultra-low leakage per I/0: 50 nA – Fast wakeup from H.

  STM8L052C6   STM8L052C6


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STM8L052C6 Value Line, 8-bit ultralow power MCU, 32-KB Flash, 256-byte data EEPROM, RTC, LCD, timers, USART, I2C, SPI, ADC Datasheet − production data Features ■ Operating conditions – Operating power supply: 1.8 V to 3.6 V – Temperature range: -40 °C to 85 °C ■ Low power features – 5 low power modes: Wait, Low power run (5.1 µA), Low power wait (3 µA), Active-halt with full RTC (1.3 µA), Halt (350 nA) – Consumption: 195 µA/MHz + 440 µA – Ultra-low leakage per I/0: 50 nA – Fast wakeup from Halt: 4.7 µs ■ Advanced STM8 core – Harvard architecture and 3-stage pipeline – Max freq. 16 MHz, 16 CISC MIPS peak – Up to 40 external interrupt sources ■ Reset and supply management – Low power, ultra-safe BOR reset with 5 selectable thresholds – Ultra low power POR/PDR – Programmable voltage detector (PVD) ■ Clock management – 32 kHz and 1 to 16 MHz crystal oscillator – Internal 16 MHz factory-trimmed RC – Internal 38 kHz low consumption RC – Clock security system ■ Low power RTC – BCD calendar with alarm interrupt – Auto-wakeup from Halt w/ periodic interrupt ■ LCD: up to 4x28 segments w/ step-up converter ■ Memories – 32 KB Flash program memory and 256 bytes data EEPROM with ECC, RWW – Flexible write and read protection modes – 2 Kbytes of RAM LQFP48 ■ DMA – 4 channels supporting ADC, SPI, I2C, USART, timers – 1 channel for memory-to-memory ■ 12-bit ADC up to 1 Msps/25 channels – Internal reference voltage ■ Timers – Two 16-bit timers with 2 channels (used as IC, OC, PWM), quadrature encoder – One 16-bit advanced control timer with 3 channels, supporting motor control – One 8-bit timer with 7-bit prescaler – 2 watchdogs: 1 Window, 1 Independent – Beeper timer with 1, 2 or 4 kHz frequencies ■ Communication interfaces – Synchronous serial interface (SPI) – Fast I2C 400 kHz SMBus and PMBus – USART (ISO 7816 interface and IrDA) ■ Up to 41 I/Os, all mappable on interrupt vectors ■ Development support – Fast on-chip programming and nonintrusive debugging with SWIM – Bootloader using USART June 2012 This is information on a product in full production. Doc ID 023331 Rev 1 1/102 www.st.com 1 Contents Contents STM8L052C6 1 2 3 2/102 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 2.1 Device overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 2.2 Ultra low power continuum . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Functional overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 3.1 Low power modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 3.2 Central processing unit STM8 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 3.2.1 Advanced STM8 Core . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 3.2.2 Interrupt controller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 3.3 Reset and supply management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 3.3.1 Power supply scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 3.3.2 Power supply supervisor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 3.3.3 Voltage regulator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 3.4 Clock management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 3.5 Low power real-time clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 3.6 LCD (Liquid crystal display) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 3.7 Memories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 3.8 DMA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 3.9 Analog-to-digital converter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 3.10 System configuration controller and routing interface . . . . . . . . . . . . . . . 19 3.11 Timers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 3.11.1 TIM1 - 16-bit advanced control timer . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 3.11.2 16-bit general purpose timers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 3.11.3 8-bit basic timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 3.12 Watchdog timers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 3.12.1 Window watchdog timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 3.12.2 Independent watchdog timer . . . . . . . . .


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