UM TinyC6

Development Board

Code name: TINYC6

ESP32C6

UM TinyC6 is a development board based on the ESP32C6 microcontroller using RISCV32 architecture.

This board features a maximum CPU frequency of 160 MHz and 4MB flash memory.

About UM TinyC6

Ultra-small ESP32-C6 board with USB-C and low power - perfect for Thread, BLE, and Wi-Fi mesh network projects.

Technical Specifications

Complete technical specification details for UM TinyC6

Connectivity

WiFi 802.11 ax b/g/n (2.4 GHz)

Bluetooth 5.3

BLE 5.3

Microcontroller

Model esp32c6

Clock Speed 160 MHz

Flash Size 4MB

Architecture riscv32

Quick Setup

Copy-paste configs for UM TinyC6 - auto‑generated from this board's exact hardware specs.

ESP32C6 160 MHz 4MB QIO RISC-V

In Arduino IDE 2 select Tinyc6 from the esp32 by Espressif package. In PlatformIO use board = esp32-c6-devkitc-1. ESP32C6 · 160 MHz · 4MB · QIO · RISC-V.

Tools menu settings

Board (select in Arduino IDE) Tinyc6

CPU Frequency 160 MHz

Flash Size 4MB

Flash Mode QIO

Upload Speed 921600

Architecture RISC-V

In Arduino IDE 2, open Boards Manager, search "esp32" by Espressif and install it. Then go to Tools → Board and select "Tinyc6" for the UM TinyC6.

platformio.ini


[env:um_tinyc6]
platform  = espressif32
board     = esp32-c6-devkitc-1
framework = arduino

; Exact hardware config for UM TinyC6
board_build.mcu        = esp32c6
board_build.f_cpu      = 160000000L
board_build.flash_size = 4MB
board_build.flash_mode = qio
board_upload.flash_size = 4MB

The board value is a close generic match - check PlatformIO board registry for an exact fit.

esp32: block (YAML)


esp32:
  board: esp32-c6-devkitc-1
  framework:
    type: arduino   # or "esp-idf"

# UM TinyC6 - 160 MHz ESP32C6
# Flash: 4MB | USB: N/A

Paste into your device's .yaml. See ESPHome ESP32 docs for full options.

esptool.py - flash command


esptool.py \
  --chip esp32c6 \
  --baud 921600 \
  write_flash \
    --flash_mode qio \
    --flash_size 4MB \
    0x0 bootloader.bin \
    0x8000    partitions.bin \
    0xe000    boot_app0.bin \
    0x10000   firmware.bin

Install: pip install esptool - replace firmware.bin with your binary - bootloader at 0x0

Useful Links

Datasheets and resources for UM TinyC6

ESP32C6 Datasheet

Microcontroller reference

Pin Mappings

Complete pinout and GPIO mapping for UM TinyC6

Digital I/O Pins

Interrupt Pins

Analog Inputs

Pin	Analog	Touch	Other
1	A0	T1
2	A1	T2
3	A2	T3
4	A3	T4	VBAT_SENSE
5	A4	T5
6	A5	T6	SDA
7	A6	T7	SCL
8	A7	T8
9	A8	T9
10			VBUS_SENSE
16			TX
17			RX
18			SS
19			SCK
20			MISO SDI
21			MOSI SDO
22			RGB_PWR
23			RGB_DATA
RGB_BUILTIN			LED_BUILTIN

Legend

A0 Analog input

T0 Touch sensor

PWM PWM capable

RX/TX Serial pins

LED Built-in LED

# Pin number

Default Tools & Configuration

Build and upload settings for UM TinyC6

Setting	Value
Bootloader tool	esptool_py
Uploader tool	esptool_py
Network uploader tool	esp_ota
Bootloader address	`0x0`
Flash mode	qio
Boot mode	qio
Maximum upload size	1280 KB (1310720 bytes)
Maximum data size	320 KB (327680 bytes)