younever_v1.2核心板原理图

D3.3V R5 20K R6 20K R7 20K R8 20K GP76 GP77 GP78 GP79 GP38 8 7 6 5 SW DIP-4 GP84 GP85 GP86 GP87 D1.9V DGND GP34 D3.3V DGND GP36 D1.9V DGND GP35 134 136 138 140 142 144 146 148 150 152 154 156 158 160 162 164 166 168 170 172 174 176 134D3.3V 136D3.3V 138DGND 140DGND 142GP34 144GP36 146GP35 148GP37 150GP40 152GP41 154GP42 156GP43 158GP44 160GP45 162GP46 164GP47 166GP80 168GP81 170GP83 172GP39 174 176GP31 GP37 GP40 GP41 GP42 D1.9V DGND GP43 GP44 GP45 D3.3V DGND GP46 GP47 GP80 GP81 DGND D1.9V GP83 GP84 D3.3V DGND GP85 GP86 GP87 GP39 GP31 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 GPIO76/XD3 GPIO77/XD2 GPIO78/XD1 GPIO79/XD0 GPIO38/XWE0 XCLOUT VDD VSS GPIO28/SCIRXDA/XZCS6 GPIO34/ECAP1/XREADY VDDIO VSS GPIO36/SCIRXDA/XZCS0 VDD VSS GPIO35/SCITXDA/XR/W XRD GPIO37/ECAP2/XZCS7 GPIO40/XA0/XWE1 GPIO41/XA1 GPIO42/XA2 VDD VSS GPIO43/XA3 GPIO44/XA4 GPIO45/XA5 VDDIO VSS GPIO46/XA6 GPIO47/XA7 GPIO80/XA8 GPIO81/XA9 GPIO82/XA10 VSS VDD GPIO83/XA11 GPIO84/XA12 VDDIO VSS GPIO85/XA13 GPIO86/XA14 GPIO87/XA15 GPIO39/XA16 GPIO31/CANTXA/XA17

c
GND CH340 DV1 1 RXD-U IN4148 2 TXD-U 3 C6 VIN 4 CV D+ 5 22uf 103 D6 GND 7 8 G2 C3 22pF GND D 12M C4 22pF GND TXD RXD V3 UD+ UDXI XO VCC R232 RTS# DTR# DCD# RI# DSR# CTS# 16 15 14 13 12 11 10 9 CC5 104 RTS DTR
SER3
K8 K7 K6 K5 K4 K3 K2 K1
RP2B
103
NE555
4
VCC
USB 自动下载
GND POWER C USB 1 2 3 4 5 470uF CC4 CP1 470uf 104 +5V R52 33RDVIN D+ R53 33R GND
Q11 VCC e
B
c Power 51 2SB1204
c e
NTC1 AD1 502 1 2 AIN1
GR1 1 2 AIN2 1 DI 2 T-CS 3 CLK 4
So1 12MHZ
U3 ET2046 12 11 10 9 AIN3 AIN2 GND
GND
C
R68 103
R69 104
VCC X+ Y+ X-
R2 16K R0 GND 330R +5V RQ0 B
1
2
3
4
5
6
J16
五线四相步进电机
C26 GND 104 VCC U15 1 2 3 4 5 6 7 8 GND IN1 IN2 IN3 IN4 IN5 IN6 IN7 GND ULN2003D VCC OUT1 OUT2 OUT3 OUT4 OUT5 OUT6 OUT7 COM 16 15 14 13 12 11 10 9 C2 B2 A2 D1 C1 B1 A1 IM1 A 4 3 2 1 M1 VCC A1 B1 C1 D1 1 2 3 4 5

INL1
OUT6
VDD10_LCD
VDD_GPU VDD_LOG VCC_18 VCC_LAN
OUT7
VCCA_18
RK1000-S
OUT8
C
VCCA_33
LCDC/I2S Controler RK1000-S
VCC_IO VCCIO_SD VCCA_33 VCCA_18 VDD10_LCD VCC18_LCD
Document Number <Doc> Sunday, October 16, 2016 2 of
5
4
3
2
1
D
Nand or tSD or eMMC
RJ-45
2*128M*16bit
2*128M*16bit
D
RMII PHY
RTL8201F
10/100M
FLASH0 eMMC GMAC LCDC0 I2S
D
6 LAYERS PCB STACK
TOP(Signal1) FR4,thickness:3.8mil,Dielectric Constant:4.3 GND FR4,thickness:8mil,Dielectric Constant:4.3 POWER Cu,thickness:1.5mil, 1oz ,Dielectric Constant:4.3 Cu,thickness:1.5mil, 1oz Cu,thickness:0.7mil,Plating to 1oz
C
INL2
OUT9
VCC_LAN
LAN PHY
OUT10
VDD_10
RK3288 PLL RK3288 USB PHY
OUT11

18:MXM Connector
A
5
4
3
2
1
D
6 LAYERS PCB STACK
C
TOP(Signal1)
GND POWER
FR4,thickness:3.8mil,Dielectric Constant:4.3 FR4,thickness:8mil,Dielectric Constant:4.3
DDR device
4.99K%1 R0402
R197 20K%1 R0402
27 GP14
C7544 22uF
C0603 ZDZ:0609
VCC_20 Default 2.0V
C20 10uF C0603
VCC_IO
C24 0.1uF C0402
C101
L15 2.2uH/1.5A
IND-3X3
VCC_SYS 4.7uF C0603
First edictor
Change Note
V1.1
D
C
B
A
5
4
3
2
1
Approved
D
C
B
A
核核核 RK3288
方方方方方方方 Title RK3288
Size A3
Document Number <Doc>
Rev V1.0
Date: Sunday, October 16, 2016
Sheet
C0603
C78 10uF
L7 2.2uH/1.5A IND-3X3
C0603
VCC_IO C7545 10uF
C23
C0603 0.1uF
C0402