STM8ED

STM8ED


Specifications
SKU
11683866
Details

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Parameter Description
Device Type STM8ED Series - Enhanced 8-bit microcontroller
Package Varies (e.g., LQFP48, LQFP64, etc.)
Supply Voltage VDD: 2.95V to 5.5V
Operating Temp. Industrial (-40°C to +85°C)
Clock Speed Up to 16 MHz internal HSI or up to 24 MHz with external crystal
Flash Memory Up to 64KB
RAM Up to 4KB
EEPROM Up to 1KB (optional)
I/O Pins Depends on package, typically ranging from 36 to 64 pins
ADC Up to 10-bit, multi-channel
Timers Advanced-control timer (TIM1), General-purpose timers (TIM2, TIM3, TIM4)
Communication UART, SPI, I2C
Low Power Modes Active, Sleep, Stop, Standby
Watchdog Timer Independent watchdog timer
Reset Sources POR, PADR, SWIM, IWDG reset, window watchdog reset

Instructions for Use:

  1. Power Supply Setup: Ensure the supply voltage is within the specified range (2.95V to 5.5V). Connect a stable power source and include appropriate decoupling capacitors near the power pins.

  2. Clock Configuration: Choose between the internal high-speed oscillator (HSI) or an external crystal/ceramic resonator for higher precision. Configure the clock source in software using the Clock Control Register (CLK_CKDIVR).

  3. Memory Initialization: Initialize flash memory and EEPROM if used. Be cautious with write operations to EEPROM as they are limited by endurance cycles.

  4. Peripheral Configuration: Set up peripherals like ADC, timers, and communication interfaces according to application needs. Refer to the specific peripheral sections in the datasheet for configuration registers.

  5. Low Power Management: Utilize low-power modes to extend battery life in portable applications. Transition between modes using control bits in the Power Control Register (PWR_CR).

  6. Interrupt Handling: Configure interrupt priorities and enable interrupts for peripherals that require real-time response. Manage interrupt vectors through the Interrupt Vector Table.

  7. Software Development: Use STM8CubeIDE or other compatible IDEs for writing and debugging code. The Standard Peripheral Library can simplify hardware abstraction.

  8. Debugging: Utilize the Single Wire Interface Module (SWIM) for in-circuit debugging and programming. Connect the debugger to the SWIM pin as per the hardware setup guide.

  9. Testing and Validation: After development, thoroughly test the device under all expected operating conditions. Validate functionality, timing, and power consumption.

  10. Production Considerations: For mass production, ensure proper handling of ESD-sensitive components and follow guidelines for PCB layout and component placement to avoid issues during manufacturing.

(For reference only)

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