NanoPi Fire3

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1 Introduction

Overview

Front

Back

2 Hardware Spec

• CPU: S5P6818, 1.4GHz
• RAM: 1GBMB DDR3
• Connectivity: Gbps Ethernet port
• PMU Power Management: Implemented by a Cortex-M0 MCU, support software power-off, sleep and wakeup functions
• USB 2.0 Type A x 1
• Debug Serial Port/UART0 x 1
• microSD Slot x 1
• microUSB x 1: for data transmission and power input
• LCD Interface: 0.5 mm pitch SMT FPC seat, for full-color LCD (RGB: 8-8-8)
• HDMI: HDMI 1.4A, microHDMI(Type-D), 1080P60
• DVP Camera Interface: 0.5mm spacing FPC socket. It includes ITU-R BT 601/656 8-bit, I2C and IO
• GPIO: 2.54mm spacing 40pin, compatible with Raspberry Pi's GPIO. It includes UART, SPI, I2C, PWM, IO etc
• Button: Power Button x 1, Reset Button x 1
• LED: LED for Power Indication x 1, System LED x 1
• RTC: RTC Battery Seat
• PCB Dimension: 75 x 40mm
• Power: DC 5V/2A
• Temperature measuring range: -20℃ to 80℃
• OS: Android, Debian

compact

3 Diagram, Layout and Dimension

3.1 Layout

NanoPi Fire3 Layout

• GPIO Pin Spec

Pin#	Name	Pin#	Name
1	SYS_3.3V	2	VDD_5V
3	I2C0_SDA	4	VDD_5V
5	I2C0_SCL	6	DGND
7	GPIOD8/PPM	8	UART3_TXD/GPIOD21
9	DGND	10	UART3_RXD/GPIOD17
11	UART4_TX/GPIOB29	12	GPIOD1/PWM0
13	GPIOB30	14	DGND
15	GPIOB31	16	GPIOC14/PWM2
17	SYS_3.3V	18	GPIOB27
19	SPI0_MOSI/GPIOC31	20	DGND
21	SPI0_MISO/GPIOD0	22	UART4_RX/GPIOB28
23	SPI0_CLK/GPIOC29	24	SPI0_CS/GPIOC30
25	DGND	26	GPIOB26
27	I2C1_SDA	28	I2C1_SCL
29	GPIOC8	30	DGND
31	GPIOC7	32	GPIOC28
33	GPIOC13/PWM1	34	DGND
35	SPI2_MISO/GPIOC11	36	SPI2_CS/GPIOC10
37	AliveGPIO3	38	SPI2_MOSI/GPIOC12
39	DGND	40	SPI2_CLK/GPIOC9

• Debug Port（UART0）

Pin#	Name
1	DGND
2	VDD_5V
3	UART_TXD0
4	UART_RXD0

• DVP Camera Interface Pin Spec

Pin#	Name
1, 2	SYS_3.3V
7,9,13,15,24	DGND
3	I2C0_SCL
4	I2C0_SDA
5	GPIOB14
6	GPIOB16
8	GPIOC13/PWM1
10	NC
11	VSYNC
12	HREF
14	PCLK
16-23	Data bit7-0

• RGB LCD Interface Pin Spec

Pin#	Name	Description
1, 2	VDD_5V	5V output, LCD power
11，20，29, 37，38，39，40, 45	DGND	ground
3-10	Blue LSB to MSB	RGB Blue
12-19	Green LSB to MSB	RGB Green
21-28	Red LSB to MSB	RGB Red
30	GPIOB25	available for users
31	GPIOC15	occupied by FriendlyARM one wire technology to recognize LCD models and control backlight and implement resistive touch, not applicable for users
32	XnRSTOUT Form CPU	low when system is reset
33	VDEN	signal the external LCD that data is valid on the data bus
34	VSYNC	vertical synchronization
35	HSYNC	horizontal synchronization
36	LCDCLK	LCD clock, Pixel frequency
41	I2C2_SCL	I2C2 clock signal, for capacitive touch's data transmission
42	I2C2_SDA	I2C2 data signal, for capacitive touch's data transmission
43	GPIOC16	interrupt pin for capacitive touch, used with I2C2
44	NC	not connected

Note

1. SYS_3.3V: 3.3V power output
2. VDD_5V: 5V power input/output. When the external device’s power is greater than the MicroUSB’s the external device is charging the board otherwise the board powers the external device. The input range is 4.7V ~ 5.5V
3. For more details please refer to the schematic.

3.2 Board Dimension

NanoPi Fire3 Dimensions

For more details please refer to the dxf drawimg document.