Allwinner T527 - Page 3

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TITLE: REV:
Date:
Sheet:
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Total:
Avaota A1 八核 AIoT 开发板
1.0
YuzukiHD
GloomyGhost2024-08-30
3 13
VDD-CPUS
AC15
VDD-CPUB0
T19
VDD-CPUB1
T21
VDD-CPUB2
T22
VDD-CPUB3
U18
VDD-CPUB4
U19
VDD-CPUB5
U21
VDD-CPUB6
U22
VDD-CPUBFB
R22
VDD-CPUL0
W19
VDD-CPUL1
W21
VDD-CPUL2
Y19
VDD-CPUL3
Y21
VDD-CPULFB
AA19
VDD-SYS0
R15
VDD-SYS1
R17
VDD-SYS2
R18
VDD-SYSFB
P18
VDD-VE0
N13
VDD-VE1
P13
VDD-DE0
N21
VDD-DE1
P21
VDD-DE2
P22
VDD-GPU0
T11
VDD-GPU1
T13
VDD-GPU2
U12
VDD-GPU3
U13
VDD-DNR0
Y12
VDD-DNR1
Y13
VDD-DNR2
AA12
VDD-DNR3
AA13
VDD-DNRFB
AB13
U14.8
VIN1
17
LX1
18
DCDC1
16
VIN2
20
LX2
19
DCDC2
1
VIN3
2
LX3
3
DCDC3
4
GND
9
EPAD
21
ALDO1
15
DLDO1
12
RTCLDO
7
SDA
5
SCL
6
IRQ
11
PWROK
13
PWRON
14
VREF
8
NC
10
U5
AXP323
DP
3
CC1
4
CC2
5
PWRON
6
VREF
7
GND
8
VIN1
9
LX1_1
10
FB1
12
ALDO1
13
ALDO2
14
ALDOIN
15
ALDO3
16
ALDO4
17
BLDO1
18
BLDO2
19
BLDOIN
20
BLDO3
21
BLDO4
22
CLDO1
23
CLDO2
24
CLDOIN
25
CLDO3
26
CLDO4
27
CPUSLDO
28
FB3
29
LX3
30
VIN3
31
VIN2
32
LX2
33
FB2
34
VRTC
35
BACKUP
36
IRQ
37
CHGLED
38
TS
39
BAT_1
41
BAT_2
42
VSYS_1
43
VSYS_2
44
SW_1
45
SW_2
46
VMID_1
47
VBUS_1
49
SCK
52
SDA
51
PWROK
1
DM
2
EPAD
53
VBUS_2
50
VMID_2
48
LX1_2
11
DCDCEN
40
U4
AXP717
DCDC1
VDD-CPULFBVDD-CPULFB
PS
GND
C16 22uF
C15 22uF
GNDGND
DCDC2
VDD-SYSFBVDD-SYSFB
PS
GND
C25 22uF
C18 22uF
GNDGND
DCDC3
PS
GND
C33 22uF
C31 22uF
GNDGNDGND
CPUSLDO
GND
GND
VCC-LDO-RTC
L3
1uH
L2
1uH
L4
1uH
C45 2.2uF
C35 2.2uF
C121uF
C171uF
C301uF
C431uF
GND
C56 2.2uF
GND
PS
GND
CLDO1
GND
CLDO2
GND
CLDO3
GND
CLDO4
C60 2.2uF
C62 2.2uF
C64 2.2uF
C66 2.2uF
GND
PS
GNDGNDGND
ALDO2
ALDO3
ALDO4
GND
PS
GNDGNDGNDGND
BLDO1
BLDO2
BLDO3
BLDO4
C46 2.2uF
C52 2.2uF
C53 2.2uF
C54 2.2uF
C55 2.2uF
C59 2.2uF
C61 2.2uF
C63 2.2uF
C65 2.2uF
GND
C51 2.2uF
ALDO1
R13
10K
GNDGND
R14
0
PS
C42 22uF
C34 22uF
L51uH
DCDC4
GND
C26 22uF
C29 22uF
PS
GND
C32 22uF
C27 22uF
C28 22uF
VBUS
GND
R12
4K7
R11
4K7
PMU-SDAPMU-SDA
PMU-SCKPMU-SCK
VCC-PL
R10
10K
AP-NMIAP-NMI
R9
10K
VCC-RTC
AP-RESETAP-RESET
PWRONPWRON
C11
100nF
GND
323-DCDC1/2
PS
GND
C74 22uF
C72 22uF
GND GND
L6
1uH
C70 4.7uF
VDD-CPUBFBVDD-CPUBFB
323-DCDC1/2
PS
GND
C81 22uF
C80 22uF
GND GND
L7
1uH
C79
4.7uF
VDD-CPUBFBVDD-CPUBFB
323-DCDC3
PS
GND
C89 22uF
C87 22uF
GND GND
L8
1uH
C82
4.7uF
VDD-DNRFBVDD-DNRFB
GND
GNDGND
323-DLDO1
323-RTCLDO
C71 2.2uF
C73 2.2uF
GND
323-ALDO1
C69 2.2uF
PMU-SDAPMU-SDA
PMU-SCKPMU-SCK
AP-NMIAP-NMI
AP-RESETAP-RESET
BLDO2
GND
C88
1uF
C13
2.2uF
C14
2.2uF
VDD-CPUS
GND GND
C23
2.2uF
C24
2.2uF
VDD-CPUB
GND GND
C22
2.2uF
GND
C21
2.2uF
GND
C20
2.2uF
GND
C19
2.2uF
GND
VDD-CPUBFBVDD-CPUBFB
C40
2.2uF
C41
2.2uF
VDD-CPUL
GND GND
C39
2.2uF
GND
C38
2.2uF
GND
C37
2.2uF
GND
C36
2.2uF
GND
VDD-CPULFBVDD-CPULFB
C49
2.2uF
C50
2.2uF
VDD-SYS
GND GND
C48
2.2uF
GND
C47
2.2uF
GND
VDD-SYSFBVDD-SYSFB
C57
2.2uF
C58
2.2uF
VDD-VE
GND GND
C67
2.2uF
C68
2.2uF
VDD-DE
GND GND
C77
2.2uF
C78
2.2uF
VDD-GPU
GND GND
C76
2.2uF
GND
C75
2.2uF
GND
C85
2.2uF
C86
2.2uF
VDD-DNR
GND GND
C84
2.2uF
GND
C83
2.2uF
GND
VDD-DNRFBVDD-DNRFB
FB远端反馈，靠近DRAM
C44 22uF
VCC-LDO-RTC VCC-RTC
1.8V
CPUSLDO VDD-CPUS
0.9V
DCDC1 VDD-CPUL
0.9V
DCDC2 VDD-SYS
0.9V
VDD-GPU
VDD-VE
VDD-DE
VDD09-USB
VDD09-PCIE
VDD09-EDP
VDD09-HDMI
DCDC3 VCC-DRAM
软件调整
DCDC4 VCC-PE
3.3V
VCC-PK
VCC-PD
VCC-GMAC
VCC-PI
VCC33-USB
VCC-WIFI
VCC-3V3
CLDO3 VCC-IO
3.3V
VCC-CARD
VCC-NAND
VDD33
ALDO4 AVCC
1.8V
VCC-PLL
VDD18-DRAM
VCC-DCXO
VCC-ADC
ALDO3 VCC-PL
3.3V
VCC-PM
BLDO1 VCC-PG
1.8V
VCCIO-WIFI
BLDO2 VDD18-LPDDR
1.8V
BLDO3 CPVIN
1.8V
VCC-PE
VCC-PD
VCC-PK
VCC-PJ
VCC-MCSI
VCC18-PCIE
VCC18-HDMI
VCC18-EDP
BLDO4 VCC-PL
1.8V
CLDO1 VCC-PC
1.8V
LED1
R17
5K1
DCDC4
GND
323-DCDC1/2 VDD-CPUB
0.9V
323-DCDC3 VDD-DNR
0.9V
C283
22uF
C284
22uF
PS
C285
22uF
C286
22uF
C287
22uF
GND
C288
22uF
C289
22uF
C290
22uF
C291
22uF
C292
22uF
GND
C293
22uF
DCDC1 DCDC2 DCDC3
CLDO2 VCC-EFUSE
1.8V
VCC-LVDS0
VCC-LVDS1