UM1657 datasheet(7/48 Pages) STMICROELECTRONICS

部品番号	UM1657

部品情報	SPIRIT1 development kit

PDF	48 Pages

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メーカー	STMICROELECTRONICS [STMicroelectronics]

ホームページ	http://www.st.com

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DocID025094 Rev 1

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UM1657

Hardware description

Figure 1. STEVAL-IKR002Vx (RF motherboard)

1.1.2

Microcontroller and connections

The board has an STM32L151RB microcontroller. It's an ultralow power microcontroller with

128 KB of flash memory, 16 KB of RAM, 32-bit core ARM cortex-M3, 4 KB of data

EEPROM, RTC, LCD, timers, USART, I²C, SPI, ADC, DAC and comparators.

The microcontroller is connected to different components like buttons, LEDs and connectors

for external circuitry. The following table shows which functionality is available on each

microcontroller pin.

Table 1. MCU pin description versus board function

Pin name

Pin n°

Board function

LEDs

DB connector

Buttons /

Joystick

Accelerome

ter

Temp.

sensor

USB

JTAG

Ext.

conn.

VLCD

PC13

DB_SDN_RST(1)

PC14

PC15

OSC_IN

OSC_OUT

NRST

RESET

PC0

LED1

PC1

LED2

PC2

DB_PIN3

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