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6 The STM32L476G Discovery board features an ARM Cortex-M4 based STM32L476VG MCU
11 - STM32L476VGT6 microcontroller featuring 1 Mbyte of Flash memory, 128 Kbytes of RAM in LQFP100 pac…
12 - On-board ST-LINK/V2-1 supporting USB re-enumeration capability
13 - Three different interfaces supported on USB:
15 - Virtual com port
16 - Mass storage
17 - Debug port
19 - LCD 24 segments, 4 commons in DIP 28 package
20 - Seven LEDs:
22 - LD1 (red/green) for USB communication
23 - LD2 (red) for 3.3 V power on
24 - LD3 Over current (red)
25 - LD4 (red), LD5 (green) two user LEDs
26 - LD6 (green), LD7 (red) USB OTG FS LEDs
28 - Pushbutton (reset)
29 - Four directions Joystick with selection
30 - USB OTG FS with micro-AB connector
31 - SAI Audio DAC, Stereo with output jack
32 - Digital microphone, accelerometer, magnetometer and gyroscope MEMS
33 - 128-Mbit Quad-SPI Flash memory
34 - MCU current ammeter with 4 ranges and auto-calibration
35 - Connector for external board or RF-EEPROM
36 - Four power supply options:
37 - ST-LINK/V2-1
38 - USB FS connector
39 - External 5 V
40 - CR2032 battery (not provided)
49 - Ultra-low-power with FlexPowerControl (down to 130 nA Standby mode and 100 uA/MHz run mode)
50 - Core: ARM |reg| 32-bit Cortex |reg|-M4 CPU with FPU, frequency up to 80 MHz, 100DMIPS/1.25DMIPS/M…
51 - Clock Sources:
52 - 4 to 48 MHz crystal oscillator
53 - 32 kHz crystal oscillator for RTC (LSE)
54 - Internal 16 MHz factory-trimmed RC ( |plusminus| 1%)
55 - Internal low-power 32 kHz RC ( |plusminus| 5%)
56 - Internal multispeed 100 kHz to 48 MHz oscillator, auto-trimmed by
58 - 3 PLLs for system clock, USB, audio, ADC
59 - RTC with HW calendar, alarms and calibration
60 - LCD 8 x 40 or 4 x 44 with step-up converter
61 - Up to 24 capacitive sensing channels: support touchkey, linear and rotary touch sensors
62 - 16x timers:
63 - 2x 16-bit advanced motor-control
64 - 2x 32-bit and 5x 16-bit general purpose
65 - 2x 16-bit basic
66 - 2x low-power 16-bit timers (available in Stop mode)
67 - 2x watchdogs
68 - SysTick timer
69 - Up to 114 fast I/Os, most 5 V-tolerant, up to 14 I/Os with independent supply down to 1.08 V
70 - Memories
71 - Up to 1 MB Flash, 2 banks read-while-write, proprietary code readout protection
72 - Up to 128 KB of SRAM including 32 KB with hardware parity check
73 - External memory interface for static memories supporting SRAM, PSRAM, NOR and NAND memories
74 - Quad SPI memory interface
75 - 4x digital filters for sigma delta modulator
76 - Rich analog peripherals (independent supply)
77 - 3x 12-bit ADC 5 MSPS, up to 16-bit with hardware oversampling, 200 uA/MSPS
78 - 2x 12-bit DAC, low-power sample and hold
79 - 2x operational amplifiers with built-in PGA
80 - 2x ultra-low-power comparators
81 - 18x communication interfaces
82 - USB OTG 2.0 full-speed, LPM and BCD
83 - 2x SAIs (serial audio interface)
84 - 3x I2C FM+(1 Mbit/s), SMBus/PMBus
85 - 6x USARTs (ISO 7816, LIN, IrDA, modem)
86 - 3x SPIs (4x SPIs with the Quad SPI)
87 - CAN (2.0B Active) and SDMMC interface
88 - SWPMI single wire protocol master I/F
89 - 14-channel DMA controller
90 - True random number generator
91 - CRC calculation unit, 96-bit unique ID
92 - Development support: serial wire debug (SWD), JTAG, Embedded Trace Macrocell |trade|
96 - `STM32L476VG on www.st.com`_
97 - `STM32L476 reference manual`_
105 +-----------+------------+-------------------------------------+
108 | NVIC | on-chip | nested vector interrupt controller |
109 +-----------+------------+-------------------------------------+
110 | UART | on-chip | serial port-polling; |
111 | | | serial port-interrupt |
112 +-----------+------------+-------------------------------------+
113 | PINMUX | on-chip | pinmux |
114 +-----------+------------+-------------------------------------+
115 | GPIO | on-chip | gpio |
116 +-----------+------------+-------------------------------------+
129 input/output, pull-up, etc.
134 ----------------------------------
136 - UART_2_TX : PD5
137 - UART_2_RX : PD6
138 - LD4 : PB2
139 - LD5 : PE8
142 ------------
149 -----------
158 STM32L476G Discovery board includes an ST-LINK/V2-1 embedded debug tool interface.
164 so its :ref:`installation <stm32cubeprog-flash-host-tools>` is required.
167 the ``--runner`` (or ``-r``) option:
169 .. code-block:: console
171 $ west flash --runner openocd
172 $ west flash --runner jlink
175 -----------------------------------------------
181 .. code-block:: console
183 $ minicom -D /dev/ttyACM0
186 :zephyr:code-sample:`hello_world` application.
188 .. zephyr-app-commands::
189 :zephyr-app: samples/hello_world
195 .. code-block:: console
203 :zephyr:code-sample:`hello_world` application.
205 .. zephyr-app-commands::
206 :zephyr-app: samples/hello_world
208 :maybe-skip-config:
212 https://www.st.com/en/evaluation-tools/32l476gdiscovery.html
218 https://www.st.com/en/microcontrollers/stm32l476vg.html
224 https://www.st.com/en/development-tools/stm32cubeprog.html