Pin Definition

This section lists the pin definition of the X3568CV4 core board. When designing a carrier board, verify multiplexing functions, voltage domains, and power-on default states together with the core board schematic and chip datasheet.

Core Board Pin Definition1

Pin number	Signal	Type	Description
1	MIPI_DSI_TX0_D3P/LVDS _TX0_D3P	DSI/LVDS interface	DSI/LVDSdifferential pair
2	MIPI_DSI_TX0_D3N/LVDS _TX0_D3N	DSI/LVDS interface	DSI/LVDSdifferential pair
3	MIPI_DSI_TX0_D2P/LVDS _TX0_D2P	DSI/LVDS interface	DSI/LVDSdifferential pair
4	MIPI_DSI_TX0_D2N/LVDS _TX0_D2N	DSI/LVDS interface	DSI/LVDSdifferential pair
5	MIPI_DSI_TX0_CLKP/LV DS_TX0_CLKP	DSI/LVDS interface	DSI/LVDSdifferential pair
6	MIPI_DSI_TX0_CLKN/LV DS_TX0_CLKN	DSI/LVDS interface	DSI/LVDSdifferential pair
7	MIPI_DSI_TX0_D1P/LVDS _TX0_D1P	DSI/LVDS interface	DSI/LVDSdifferential pair
8	MIPI_DSI_TX0_D1N/LVDS _TX0_D1N	DSI/LVDS interface	DSI/LVDSdifferential pair
9	MIPI_DSI_TX0_D0P/LVDS _TX0_D0P	DSI/LVDS interface	DSI/LVDSdifferential pair
10	MIPI_DSI_TX0_D0N/LVDS _TX0_D0N	DSI/LVDS interface	DSI/LVDSdifferential pair
11	HDMI_TXCLKN_PORT	HDMI output interface	HDMIdifferential pair
12	HDMI_TXCLKP_PORT	HDMI output interface	HDMIdifferential pair
13	HDMI_TX0N_PORT	HDMI output interface	HDMIdifferential pair
14	HDMI_TX0P_PORT	HDMI output interface	HDMIdifferential pair
15	HDMI_TX1N_PORT	HDMI output interface	HDMIdifferential pair
16	HDMI_TX1P_PORT	HDMI output interface	HDMIdifferential pair
17	HDMI_TX2N_PORT	HDMI output interface	HDMIdifferential pair
18	HDMI_TX2P_PORT	HDMI output interface	HDMIdifferential pair
19	SATA2_RXN/GPIO0_C7	SATA interface or GPIO	PWM,UARTmultiplexed pin
20	SATA2_RXP/GPIO0_C5	SATA interface or GPIO	PWM, SPImultiplexed pins
21	SATA2_TXN/GPIO1_A4	SATA interface or GPIO	IIS,UART,PDM,SPDIFmultiplexed pins
22	SATA2_TXP/GPIO0_B7	SATA interface or	PWM,CPUAVSmultiplexed pin
23	USB3_HOST1_SSTXP	USB3.0 interface	SATA,QSGMIImultiplexed pins
24	USB3_HOST1_SSTXN	USB3.0 interface	SATA,QSGMIImultiplexed pins
25	USB3_HOST1_SSRXP	USB3.0 interface	SATA,QSGMIImultiplexed pins
26	USB3_HOST1_SSRXN	USB3.0 interface	SATA,QSGMIImultiplexed pins
27	USB3_HOST1_DP	USB3.0 interface	USB3.0 data differential pair
28	USB3_HOST1_DM	USB3.0 interface	USB3.0 data differential pair
29	USB3_OTG0_SSTXP	USB3.0 interface	SATAmultiplexed pins
30	USB3_OTG0_SSTXN	USB3.0 interface	SATAmultiplexed pins
31	USB3_OTG0_SSRXP	USB3.0 interface	SATAmultiplexed pins
32	USB3_OTG0_SSRXN	USB3.0 interface	SATAmultiplexed pins
33	USB3_OTG0_DM	USB3.0 interface	USB3.0OTGdifferential pair
34	USB3_OTG0_DP	USB3.0 interface	USB3.0OTGdifferential pair
35	DSI_TX1_D3N/EDP_TX_D 3N	DSI/EDP interface	DSI/EDPdifferential pair
36	DSI_TX1_D3P/EDP_TX_D 3P	DSI/EDP interface	DSI/EDPdifferential pair
37	DSI_TX1_D2N/EDP_TX_D 2N	DSI/EDP interface	DSI/EDPdifferential pair
38	DSI_TX1_D2P/EDP_TX_D 2P	DSI/EDP interface	DSI/EDPdifferential pair
39	DSI_TX1_D1N/EDP_TX_D 1N	DSI/EDP interface	DSI/EDPdifferential pair
40	DSI_TX1_D1P/EDP_TX_D 1P	DSI/EDP interface	DSI/EDPdifferential pair
41	DSI_TX1_D0N/EDP_TX_D 0N	DSI/EDP interface	DSI/EDPdifferential pair
42	DSI_TX1_D0P/EDP_TX_D 0P	DSI/EDP interface	DSI/EDPdifferential pair
43	DSI_TX1_CLKN/EDP_TX_ AUXN	DSI/EDP interface	DSI/EDPdifferential pair

Core Board Pin Definition2

Pin number	Signal	Type	Description
44	DSI_TX1_CLKP/EDP_TX_ AUXP	DSI/EDP interface	DSI/EDPdifferential pair
45	REFCLK_OUT_CAM	clock signal	GPIO, camera clock multiplexedSignal
46	UART2_RX_M0_DEBUG	Serial port 2	GPIO, serial port multiplexed pins
47	UART2_TX_M0_DEBUG	Serial port 2	GPIO, serial port multiplexed pins
48	GPIO0_A7	GPIO
49	RESETN	reset key	Hardware reset pin, active low
50	USB3_OTG0_VBUSDET	USB3.0 interface	OTG detection pin
51	USB3_OTG0_ID	USB3.0 interface	OTGID pin
52	GND	Ground	Ground
53	GND	Ground	Ground
54	VCC3V3_SYS	3V3 input	Core module 3.3V power input, ensuring 1A continuous current of
55	VCC3V3_SYS	3V3 input	Core module 3.3V power input, ensuring 1A continuous current of
56	EXT_EN	enable signal	PMU enables output Signal
57	RK809_PWRON	PWRON button
58	MIC1_INN	microphone input	PMU simulates audio input pin
59	MIC1_INP	microphone input	PMU simulates audio input pin
60	SPKP_OUT	speaker interface	PMU analog audio output pin
61	SPKN_OUT	speaker interface	PMU analog audio output pin
62	HPL_OUT	audio output signal	PMU analog audio output pin
63	HPR_OUT	audio output signal	PMU analog audio output pin
64	GND	Ground	Ground
65	GMAC0_TXCLK	Ethernet Interface	UART,SDMCmultiplexed pin
66	GMAC0_TXEN	Ethernet Interface	UART, SPImultiplexed pins
67	GMAC0_TXD0	Ethernet Interface	UART, SPImultiplexed pins
68	GMAC0_TXD1	Ethernet Interface	IIS,UART,SPImultiplexed pins
69	GMAC0_TXD2	Ethernet Interface	UART,SDMCmultiplexed pin
70	GMAC0_TXD3	Ethernet Interface	UART,SDMCmultiplexed pin
71	GMAC0_RXCLK	Ethernet Interface	UART,SDMCmultiplexed pin
72	GMAC0_RXD3	Ethernet Interface	UART,SDMCmultiplexed pin
73	GMAC0_RXD2	Ethernet Interface	UART,SDMCmultiplexed pin
74	GMAC0_RXD1	Ethernet Interface	IIS,UART,SPImultiplexed pins
75	GMAC0_RXD0	Ethernet Interface	UART, SPImultiplexed pins
76	GMAC0_RXDV_CRS	Ethernet Interface	IIS,UART,SPImultiplexed pins
77	ETH0_REFCLKO_25M	Ethernet Interface	IIS,UART,SPImultiplexed pins
78	GMAC0_MCLKINOUT	Ethernet Interface	IIS,UART,SPImultiplexed pins
79	GMAC0_MDC	Ethernet Interface	IIS,UART,SPImultiplexed pins
80	GMAC0_MDIO	Ethernet Interface	IIS,UART,SPImultiplexed pins
81	SDMMC0_CLK/CAN0_RX _M1	SD interface or CAN	UART,PWMmultiplexed pin
82	SDMMC0_D3	SD interface	UARTmultiplexed pins
83	SDMMC0_D1	SD interface	UART,PWMmultiplexed pin
84	SDMMC0_D0	SD interface	UART,PWMmultiplexed pin
85	SDMMC0_D2	SD interface	UARTmultiplexed pins
86	SDMMC0_CMD/CAN0_TX _M1	SD interface or CAN	UART,PWMmultiplexed pin

Core Board Pin Definition3

Pin number	Signal	Type	Description
87	GND	Ground	Ground
88	SDMMC0_DET_L	SD interface	SATA,PCIEmultiplexed pins
89	SARADC_VIN1	ADC input tube pin	Main CPUADC sampling input pin
90	SARADC_VIN0_KEY/REC OVERY	ADC input tube pin	Main CPUADC sampling input pin
91	UART8_RX_M0	Serial port 8	SPImultiplexed pins
92	UART8_RTSN_M0	Serial port 8	SDMMC,IIC,CANmultiplexed pins
93	UART8_CTSN_M0	Serial port 8	SDMMC,IIC,CANmultiplexed pins
94	UART8_TX_M0	Serial port 8	IIS,GMAC,SPImultiplexed pins
95	I2C3_SCL_M0	I2C3Signal	UART,CAN,AUDIO,ACODECmultiplexed tube pin
96	I2C3_SDA_M0	I2C3Signal	UART,CAN,AUDIO,ACODECmultiplexed tube pin
97	GPIO0_A5	GPIO	SDMMC,SATA,PCIEmultiplexed pins
98	GPIO0_A6	GPIO	SATA,PCIEmultiplexed pins
99	GPIO0_C3	GPIO	PWM,SPI,CAN,PCIE,IISmultiplexed pins
100	RK809_32KOUT_WIFI	clock output	32768HZclock output information of PMU
101	GPIO4_C3	GPIO	PWM,SPI,CAN,PCIE,IISmultiplexed pins
102	GPIO4_C2	GPIO	PWM,SPI,CAN,PCIE,IISmultiplexed pins
103	GPIO4_C6	GPIO	PWM,SPI,SATA,UART,IISmultiplexed pins
104	GPIO4_C5	GPIO	PWM,SPI,SATA,UART,IISmultiplexed pins
105	GPIO4_C4	GPIO	EDP,SPDIF,SATA,PCIE,IISmultiplexed pins
106	GPIO3_D2	GPIO	CIF,EBC,SDMMC,IISmultiplexed pins
107	HP_DET_L_GPIO3_C2	audio output signal	LCD,SPI,UART,IISmultiplexed pins
108	GPIO3_D5	GPIO	CIF,EBC,SDMMC,IISmultiplexed pins
109	GPIO3_C7	GPIO	CIF,EBC,SDMMC,IISmultiplexed pins
110	GPIO3_D0	GPIO	CIF,EBC,SDMMC,IISmultiplexed pins
111	GPIO3_C6	GPIO	CIF,EBC,SDMMC,IISmultiplexed pins
112	GPIO3_C3	GPIO	LCD,SPI,UART,IISmultiplexed pins
113	GMAC0_INT/PMEB_GPIO 2_D2	Ethernet Interface	LCD,SPI,PCIE,IISmultiplexed pins
114	GMAC0_RSTN_GPIO2_D3	Ethernet Interface	LCD,SPI,PCIE,IISmultiplexed pins
115	GMAC1_RSTN_GPIO2_D1	Ethernet Interface	LCD,SPI,PCIE,IISmultiplexed pins
116	GMAC1_INT/PMEB_GPIO 2_D0	Ethernet Interface	LCD,SPI,PCIE,IISmultiplexed pins
117	UART3_TX_M1	serial port 3	LCD,PWM,GMAC,PDMplexed pins
118	UART3_RX_M1	serial port 3	LCD,PWM,GMAC,PDMplexed pins
119	GSENSOR_INT_L_GPIO3_ C1	SensorSignal	LCD,SPI,PCIE,IISmultiplexed pins
120	GPIO3_D4	GPIO	CIF,EBC,SDMMC,IISmultiplexed pins
121	I2C5_SDA_M0	I2C5Signal	LCD,VOP,GMAC,PDMplexed pins
122	I2C5_SCL_M0	I2C5Signal	LCD,VOP,GMAC,PDMplexed pins
123	SPDIF_TX_M1	Optical fiber interface	PWM,GMAC,UART,IISmultiplexed pins
124	GPIO3_D1	GPIO	CIF,EBC,SDMMC,IISmultiplexed pins
125	GPIO3_D3	GPIO	CIF,EBC,SDMMC,IISmultiplexed pins
126	GPIO3_C4	GPIO	PWM,GMAC,UART,PDMplexed pins
127	BT_WAKE_HOST_H_GPI O3_A1	WIFI/BTSignal	LCD,SPI,PCIE,SDMMCmultiplexed pins
128	HOST_WAKE_BT_H_GPI O3_A2	WIFI/BTSignal	LCD,GMAC,IIS,SDMMCmultiplexed pins
129	GPIO3_B6	GPIO	LCD,GMAC,IIC,PWMmultiplexed pins

Core Board Pin Definition4

Pin	Signal	Type	Description
130	GND	Ground	Ground
131	GPIO3_B5	GPIO	LCD,GMAC,IIC,PWMmultiplexed pins
132	BT_REG_ON_H_GPIO3_ A0	WIFI/BTSignal	LCD,SPI,UART,IISmultiplexed pins
133	UART4_RX_M1	serial port 4	LCD,GMAC,PWMmultiplexed pins
134	UART4_TX_M1	serial port 4	LCD,GMAC,PWMmultiplexed pins
135	I2S3_SDI_M0	I2S3Signal	LCD,GMAC,IIS,SDMMCmultiplexed pins
136	I2S3_LRCK_M0	I2S3Signal	LCD,GMAC,IIS,SDMMCmultiplexed pins
137	I2S3_SCLK_M0	I2S3Signal	LCD,GMAC,IIS,SDMMCmultiplexed pins
138	I2S3_SDO_M0	I2S3Signal	LCD,GMAC,IIS,SDMMCmultiplexed pins
139	GPIO4_A6	GPIO	ISP,EBC,GMAC,SPI,IISmultiplexed pins
140	TP_RST_L_GPIO0_B6	DSI/EDP reset Signal or GPIO	IIC,SPI,PCIE,PWMmultiplexed pins
141	PWM7_IR	Infrared PWM letter number	SPI, PCIEmultiplexed pins
142	TP_INT_L_GPIO0_B5	DSI/EDP interrupt Signal or GPIO	IIC,SPI,PCIE,PWMmultiplexed pins
143	I2C1_SCL_TP	I2C1Signal	CAN, PCIE, JTAG multiplexed pins
144	I2C1_SDA_TP	I2C1Signal	IIC,CAN,PCIE,JTAGmultiplexed pins
145	GPIO4_B2_IIC4SDA	GPIO	IIC,EBC,GMAC,SPI,IISmultiplexed pins
146	USB2_HOST2_DM	USB2.0 interface	USB signaldifferential pair
147	USB2_HOST2_DP	USB2.0 interface	USB signaldifferential pair
148	USB2_HOST3_DM	USB2.0 interface	USB signaldifferential pair
149	USB2_HOST3_DP	USB2.0 interface	USB signaldifferential pair
150	GPIO4_B3_IIC4SCL	GPIO	IIC,EBC,SPI,IISmultiplexed pins
151	GPIO4_C0_CIFCLKOUT	GPIO	CIF,EBC,PWMmultiplexed pins
152	GPIO4_B4_IIC2SDA	GPIO	IIC,EBC,CANmultiplexed pins
153	GPIO4_B5_IIC2SCL	GPIO	IIC,EBC,CAN,IISmultiplexed pins
154	GPIO3_D7	GPIO	CIF,EBC,GMAC,UART,PDMplexed tube pin
155	HDMITX_SDA	HDMI output connected to port	IICmultiplexed pin
156	HDMITX_CEC_M0	HDMI output connected to port	SPImultiplexed pins
157	HDMITX_SCL	HDMI output connected to port	IICmultiplexed pin
158	HDMI_TX_HPDIN	HDMI output connected to port	HDMI detect pin
159	GMAC1_RXCLK_M0	Ethernet Interface	LCD,SPI,PCIE,IISmultiplexed pins
160	MIPI_CSI_RX_D3P	CSI interface	CSIdifferential pair
161	MIPI_CSI_RX_D3N	CSI interface	CSIdifferential pair
162	MIPI_CSI_RX_D2P	CSI interface	CSIdifferential pair
163	MIPI_CSI_RX_D2N	CSI interface	CSIdifferential pair
164	MIPI_CSI_RX_CLK1P	CSI interface	CSIdifferential pair
165	MIPI_CSI_RX_CLK1N	CSI interface	CSIdifferential pair
166	MIPI_CSI_RX_CLK0P	CSI interface	CSIdifferential pair
167	MIPI_CSI_RX_CLK0N	CSI interface	CSIdifferential pair
168	MIPI_CSI_RX_D1P	CSI interface	CSIdifferential pair
169	MIPI_CSI_RX_D1N	CSI interface	CSIdifferential pair
170	MIPI_CSI_RX_D0P	CSI interface	CSIdifferential pair
171	MIPI_CSI_RX_D0N	CSI interface	CSIdifferential pair
172	GND	Ground	Ground