STMicroelectronics Electronic Components Datasheet

STM32F038F6 Datasheet

32-bit MCU

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STM32F038x6

ARM®-based 32-bit MCU with 32 Kbyte Flash, 9 timers,

ADC and communication interfaces, 1.8 V

Datasheet - production data

Features

• Core: ARM® 32-bit Cortex®-M0 CPU,

frequency up to 48 MHz

• Memories

– 32 Kbytes of Flash memory

– 4 Kbytes of SRAM with HW parity

• CRC calculation unit

• Power management

– Digital and I/Os supply: VDD = 1.8 V ±8%

– Analog supply: VDDA = from VDD to 3.6 V

– Low power modes: Sleep, Stop

– VBAT supply for RTC and backup registers

• Clock management

– 4 to 32 MHz crystal oscillator

– 32 kHz oscillator for RTC with calibration

– Internal 8 MHz RC with x6 PLL option

– Internal 40 kHz RC oscillator

• Up to 38 fast I/Os

– All mappable on external interrupt vectors

– Up to 25 I/Os with 5 V tolerant capability

• 5-channel DMA controller

• 1 × 12-bit, 1.0 µs ADC (up to 10 channels)

– Conversion range: 0 to 3.6V

– Separate analog supply from 2.4 up to

3.6 V

• Up to 9 timers

– 1 x 16-bit 7-channel advanced-control timer

for 6 channels PWM output, with deadtime

generation and emergency stop

– 1 x 32-bit and 1 x 16-bit timer, with up to 4

IC/OC, usable for IR control decoding

– 1 x 16-bit timer, with 2 IC/OC, 1 OCN,

deadtime generation and emergency stop

– 1 x 16-bit timer, with IC/OC and OCN,

deadtime generation, emergency stop and

modulator gate for IR control

LQFP48 7x7 mm UFQFPN32 5x5 mm WLCSP25 TSSOP20

UFQFPN28 4x4 mm 2.1x2.1 mm 6.5x4.4 mm

– 1 x 16-bit timer with 1 IC/OC

– Independent and system watchdog timers

– SysTick timer: 24-bit downcounter

• Calendar RTC with alarm and periodic wakeup

from Stop

• Communication interfaces

– 1 x I2C interface, supporting Fast Mode

Plus (1 Mbit/s) with extra current sink,

SMBus/PMBus, and wakeup from Stop

mode

– 1 x USART supporting master synchronous

SPI and modem control, ISO7816

interface, LIN, IrDA capability, auto baud

rate detection and wakeup feature

– 1 x SPI (18 Mbit/s) with 4 to 16

programmable bit frames, with I2S interface

multiplexed

• Serial wire debug (SWD)

• 96-bit unique ID

• Extended temperature range: -40 to +105°C

• All packages ECOPACK®2

Table 1. Device summary

Reference

Part number

STM32F038C6, STM32F038E6,

STM32F038x6 STM32F038F6, STM32F038G6,

STM32F038K6

May 2017

This is information on a product in full production.

DocID026079 Rev 5

1/102

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STMicroelectronics Electronic Components Datasheet

STM32F038F6 Datasheet

32-bit MCU

No Preview Available !

Contents

STM32F038x6

2/102

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

Functional overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

3.1 ARM®-Cortex®-M0 core . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11

3.2 Memories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11

3.3 Boot modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11

3.4 Cyclic redundancy check calculation unit (CRC) . . . . . . . . . . . . . . . . . . . 12

3.5 Power management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

3.5.1 Power supply schemes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

3.5.2 Power-on reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

3.5.3 Low-power modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

3.6 Clocks and startup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

3.7 General-purpose inputs/outputs (GPIOs) . . . . . . . . . . . . . . . . . . . . . . . . . 14

3.8 Direct memory access controller (DMA) . . . . . . . . . . . . . . . . . . . . . . . . . . 15

3.9 Interrupts and events . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

3.9.1 Nested vectored interrupt controller (NVIC) . . . . . . . . . . . . . . . . . . . . . . 15

3.9.2 Extended interrupt/event controller (EXTI) . . . . . . . . . . . . . . . . . . . . . . 15

3.10 Analog-to-digital converter (ADC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

3.10.1 Temperature sensor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

3.11

3.10.2 Internal voltage reference (VREFINT) . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

3.10.3 VBAT battery voltage monitoring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

Timers and watchdogs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

3.11.1 Advanced-control timer (TIM1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

3.11.2 General-purpose timers (TIM2, 3, 14, 16, 17) . . . . . . . . . . . . . . . . . . . . 17

3.11.3 Independent watchdog (IWDG) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

3.11.4 System window watchdog (WWDG) . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

3.11.5 SysTick timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

3.12 Real-time clock (RTC) and backup registers . . . . . . . . . . . . . . . . . . . . . . 19

3.13 Inter-integrated circuit interface (I2C) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

3.14 Universal synchronous/asynchronous receiver/transmitter (USART) . . . 20

3.15 Serial peripheral interface (SPI) / Inter-integrated sound interface (I2S) . 21

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