STMicroelectronics 32F0308DISCOVERY User guide

UM1658

User manual

Discovery kit for STM32F030 Value Line microcontrollers

Introduction

The STM32F030 Value Line Discovery kit (32F0308DISCOVERY) helps you to discover the device features and to develop your applications easily. It is based on STM32F030R8T6, an STM32 F0 series 32-bit ARM® Cortex™-M0 microcontroller, and includes an ST-LINK/V2 embedded debug tool, LEDs, push buttons and a prototyping board.

Figure 1. 32F0308DISCOVERY

September 2013

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www.st.com

Contents	UM1658

Contents

1	Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .		. 5
2	Quick start . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .		. 6
	2.1	Getting started . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .	6
	2.2	System requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .	6
	2.3	Development toolchains supporting the 32F0308DISCOVERY . . . . . . . . .	6
	2.4	Order code . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .	6
3	Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .		7
4	Hardware and layout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .		8
	4.1	STM32F030R8T6 microcontroller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .	11
	4.2	Embedded ST-LINK/V2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .	13

4.2.1 Using ST-LINK/V2 to program/debug the STM32 F0 on board . . . . . . . 14 4.2.2 Using ST-LINK/V2 to program/debug an external STM32 application . . 15

4.3 Power supply and power selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 4.4 LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 4.5 Push buttons . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 4.6 JP2 (Idd) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 4.7 OSC clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

		4.7.1	OSC clock supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .	17
		4.7.2	OSC 32 KHz clock supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .	17
	4.8	Solder bridges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .		18
	4.9	Extension connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .		19
5	Connecting modules on the prototyping board . . . . . . . . . . . . . . . . . .			25

5.1 Mikroelektronica accessory boards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 5.2 ST MEMS “adapter boards”, standard DIL24 socket . . . . . . . . . . . . . . . . 28 5.3 Arduino shield boards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

6	Mechanical drawing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .	34
7	Electrical schematics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .	35
8	Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .	38

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UM1658	List of tables

List of tables

Table 1. ON/OFF conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Table 2. Jumper states . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 Table 3. Debug connector CN3 (SWD) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Table 4. Solder bridge settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 Table 5. MCU pin description versus board function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Table 6. Connecting using mikroBUS™ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 Table 7. Connecting using IDC10. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 Table 8. Connecting with a DIL24 board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 Table 9. Supported MEMS adapter boards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 Table 10. Connecting with Arduino shields . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 Table 11. Document revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

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List of figures	UM1658

List of figures

Figure 1. 32F0308DISCOVERY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Figure 2. Hardware block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Figure 3. Top layout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Figure 4. Bottom layout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Figure 5. STM32F030R8T6 package. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Figure 6. STM32F030R8T6 block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 Figure 7. Typical configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 Figure 8. 32F0308DISCOVERY connections image . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Figure 9. ST-LINK connections image . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Figure 10. Using IDC10 and mikroBUS™ connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 Figure 11. DIL24 socket connections. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 Figure 12. Arduino shield board connections. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 Figure 13. 32F0308DISCOVERY mechanical drawing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 Figure 14. 32F0308DISCOVERY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 Figure 15. ST-LINK/V2 (SWD only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 Figure 16. MCU . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

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UM1658	Conventions

1 Conventions

Table 1 provides the definition of some conventions used in the present document.

	Table 1. ON/OFF conventions
Convention	Definition
Jumper JP1 ON	Jumper fitted
Jumper JP1 OFF	Jumper not fitted
Solder bridge SBx ON	SBx connections closed by solder
Solder bridge SBx OFF	SBx connections left open

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Quick start	UM1658

2 Quick start

The STM32F030 Value Line Discovery kit is a low-cost and easy-to-use development kit to quickly evaluate and start development with an STM32 F0 series microcontroller.

Before installing and using the product, please accept the Evaluation Product License Agreement from www.st.com/stm32f0-discovery.

For more information on the STM32F030 Value Line Discovery kit and for demonstration software, visit www.st.com/stm32f0-discovery.

2.1Getting started

Follow the sequence below to configure the STM32F030 Value Line Discovery kit and launch the DISCOVER application:

1.Check jumper position on the board, JP2 on, CN2 on (Discovery selected).

2.Connect the 32F0308DISCOVERY board to a PC with a USB cable ‘type A to mini-B’ through USB connector CN1 to power the board. Red LED LD1 (PWR) and LD2 (COM) light up and green LED LD3 blinks.

3.Press user button B1 (bottom left corner of the board).

4.Observe how the green LED LD3 blinking changes according to USER button B1 clicks.

5.Each click on USER button B1 is confirmed by the blue LED LD4.

6.To study or modify the DISCOVER project related to this demo, visit www.st.com/stm32f0-discovery and follow the tutorial.

7.Discover the STM32F0 features, download and execute programs proposed in the list of projects.

8.Develop your own application using available examples.

2.2System requirements

•Windows PC (XP, Vista, 7)

•USB type A to Mini-B USB cable

2.3Development toolchains supporting the 32F0308DISCOVERY

•Altium®, TASKING™ VX-toolset

•ARM®, Atollic TrueSTUDIO®

•IAR™, EWARM (IAR Embedded Workbench®)

•Keil™, MDK-ARM™

2.4Order code

To order the STM32F030 Value Line Discovery kit, use the order code

STM32F0308-DISCO.

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UM1658	Features

3 Features

The STM32F030 Value Line Discovery kit offers the following features:

•STM32F030R8T6 microcontroller featuring 64 KB Flash, 8 KB RAM in an LQFP64 package

•On-board ST-LINK/V2 with selection mode switch to use the kit as a standalone ST-LINK/V2 (with SWD connector for programming and debugging)

•Board power supply: through USB bus or from an external 5 V supply voltage

•External application power supply: 3 V and 5 V

•Four LEDs:

–LD1 (red) for 3.3 V power on

–LD2 (red/green) for USB communication

–LD3 (green) for PC9 output

–LD4 (blue) for PC8 output

•Two push buttons (user and reset)

•Extension header for LQFP64 I/Os for quick connection to prototyping board and easy probing.

•An additional board is provided with the kit which can be connected to the extension connector for even easier prototyping and probing.

•A large number of free ready-to-run application firmware examples are available on www.st.com/stm32f0-discovery to support quick evaluation and development.

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Hardware and layout	UM1658

4 Hardware and layout

The STM32F030 Value Line Discovery board is designed around the STM32F030R8T6 microcontroller in a 64-pin LQFP package.

Figure 2 illustrates the connections between the STM32F030R8T6 and its peripherals (ST-LINK/V2, push button, LEDs and connectors).

Figure 3 and Figure 4 help you to locate these features on the STM32F030 Value Line Discovery board.

Figure 2. Hardware block diagram

<![if ! IE]>

<![endif]>SWD

<![if ! IE]>

<![endif]>Header

Mini

USB

Embedded

ST-LINK/V2

STM32F030R8T6

I/O

I/O

I/O

RESET

LED

B2

LD3, PC9

RST

LED

B1

LD4, PC8

USER

<![if ! IE]>

<![endif]>Header

MSv31935V1

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UM1658	Hardware and layout

Figure 3. Top layout

(red/green LED) LD2

COM

3V power supply input output

CN3 SWD connector

STM32F030R8T6

B1 user button

(green LED) LD3

ST-LINK/V2		LD1 (red LED)
		PWR

5V power supply

input output

CN2

ST-LINK/DISCOVERY

selector

JP2

IDD measurement

SB1 (VDD)

SB3 (B1-USER)

B2 reset button

SB4 (B2-RESET)

LD4 (blue LED)

MB1134 revA

STM32F0308-DISCO

MS31936V1

Note:

Pin 1 of CN2, CN3, P1 and P2 connectors are identified by a square.

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Hardware and layout	UM1658

Figure 4. Bottom layout

SB5, SB7, SB9, SB11 (RESERVED)

SB6, SB8, SB10, SB12 (DEFAULT)

SB13 (STM_RST)

SB14, SB15 (RX, TX)

SB16, SB17 (X2 crystal)

SB18 (MCO)

SB19 (NRST)

SB20, SB21 (X3 crystal)

SB22 (T_SWO)

MS30025V1

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UM1658	Hardware and layout

4.1STM32F030R8T6 microcontroller

The STM32F030R8T6 microcontroller incorporates the high-performance ARM Cortex™-M0 32-bit RISC core operating at a 48 MHz frequency, high-speed embedded memories (up to 64 Kbytes of Flash memory and up to 8 Kbytes of SRAM), and an extensive range of enhanced peripherals and I/Os. All devices offer standard communication interfaces (up to two I2Cs, up to two SPIs, and up to two USARTs), one 12-bit ADC, up to 6 general-purpose 16-bit timers and an advanced-control PWM timer.

Figure 5. STM32F030R8T6 package

STM32F030R8T6

64 Kbyte of Flash memory

8 Kbytes of SRAM

LQFP64 10 x 10 mm

MS31938V1

The STM32F030R8T6 microcontroller operates in the -40 to +85 °C temperature range, from a 2.4 V to 3.6 V power supply. A comprehensive set of power-saving modes allows the design of low-power applications.

These features make the STM32F030R8T6 microcontroller suitable for a wide range of applications such as application control and user interfaces, handheld equipment,

A/V receivers and digital TV, PC peripherals, gaming platforms, e-bikes, consumer appliances, printers, scanners, alarm systems, video intercoms, and HVACs.

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Hardware and layout	UM1658

Figure 6. STM32F030R8T6 block diagram

SWCLK	Serial					VDD18	POWER
	Wire						VOLT.REG	VDD = 2.4 to 3.6 V
SWDIO	Debug			<![if ! IE]> <![endif]>Obl			3.3 V TO 1.8 V
								VSS
as AF					Flash
				<![if ! IE]> <![endif]>Flash interface			@ VDD
					up to
	CORTEX-M0 CPU				64 KB,	POR	SUPPLY
					32 bits
	fHCLK = 48 MHz
						Reset	SUPERVISION
			<![if ! IE]> <![endif]>Bus matrix	<![if ! IE]> <![endif]>SRAM controller	SRAM	Int	POR/PDR	NRST
						@ VDDA		VDDA
					4 / 8 KB			VDD
						RC HS 14 MHz
	NVIC
						RC HS 8 MHz
							@ VDDA
	GP DMA
						RC LS	@ VDD
	5 channels							OSC_IN (PF0)
							XTAL OSC
						PLL		OSC_OUT (PF1)
							4-32 MHz
							IWDG
							Power
						AHBPCLK	Controller
				RESET &		APBPCLK	@ VDD
					CLOCK	ADCCLK
						USARTCLK	XTAL32 kHz	OSC32_IN (PC14)
				CONTROL
PA[15:0]	GPIO port A					HCLK		OSC32_OUT (PC15)
						FCLK
PB[15:0]	GPIO port B			<![if ! IE]> <![endif]>decoder			RTC	TAMPER-RTC
								(ALARM OUT)
PC[15:0]	GPIO port C				CRC		RTC interface
PD2	GPIO port D			<![if ! IE]> <![endif]>AHB
PF[1:0]	GPIO port F						TIMER 1	4 channels
PF[7:4]								3 compl. channels
								BRK, ETR input as AF
							TIMER 3	4 ch., ETR as AF
				AHB			TIMER 14	1 channel as AF
				APB			TIMER 15	2 channels
								1 compl, BRK as AF
55 AF	EXT. IT						TIMER 16	1 channel
	WKUP							1 compl, BRK as AF
					WWDG
MOSI,							TIMER 17	1 channel
								1 compl, BRK as AF
MISO,	SPI1							IR_OUT as AF
SCK,					DBGMCU
NSS as AF							USART1	RX, TX,CTS, RTS,
MOSI/MISO,								CK as AF
	SPI2
SCK/NSS,							USART2	RX, TX,CTS, RTS,
as AF	SYSCFG IF							CK as AF
							I2C 1	SCL, SDA, SMBA
								(20 mA for FM+) as AF
	@ VDDA
	Temp.						I2C2	SCL, SDA
	sensor							as AF
16	12-bit	IF
AD inputs
	ADC1				TIMER 6
VDDA
VSSA
								MSv32137V1
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