A31 Datasheet, PDF (31/42 Pages) DB Lectro Inc – SCA CONNECTOR IDC TYPE(FEMALE)

Pin/Signal Name
S1DQM[3:0]
S1CK
S1CKB
S1CKE[1:0]
S1A[15:0]
S1WE
S1CAS
S1RAS
S1CS[1:0]
S1BA[2:0]
S1ODT[1:0]
S1RST
S1ZQ
S1VREF
S1ADGB
S1DDBG0
S1DDBG1
GPIO
PA[27:0]
VCC-PA
PB[7:0]
VCC-PB
PC[27:0]
VCC-PC
PD[27:0]
VCC-PD
PE[16:0]
VCC-PE
PF[5:0]
VCC-PF
PG[18:0]
VCC-PG
PH[30:0]
VCC-PH
PL[8:0]
PM[7:0]
VCC-PM
System Control
UBOOT
JTAG_SEL
BOOT_SEL
TEST
A31 Datasheet (Revision 1.4)
Description
DRAM1 DQ Mask [3:0]
DRAM1 Clock (Positive)
DRAM1 Clock (Negative)
DRAM1 Clock Enable
DRAM1 Address[15:0]
DRAM1 Write Enable
DRAM1 Column Address Strobe
DRAM1 Row Address Strobe
DRAM1 Chip Select[1:0]
DRAM1 Bank Address[2:0]
DRAM1 On Die Termination [1:0]
DRAM1 Reset
DRAM1 ZQ Calibration
DRAM1 Reference Input
DRAM1 Analog Debug
DRAM1 Digital Debug0
DRAM1 Digital Debug1
GPIO A Bit [27:0]
GPIO A Power Supply
GPIO B Bit [7:0]
GPIO B Power Supply
GPIO C Bit [27:0]
GPIO C Power Supply
GPIO D Bit [27:0]
GPIO D Power Supply
GPIO E Bit [16:0]
GPIO E Power Supply
GPIO F Bit [5:0]
GPIO F Power Supply
GPIO G Bit [18:0]
GPIO G Power Supply
GPIO H Bit[30:0]
GPIO H Power Supply
GPIO L Bit [8:0]
GPIO M Bit [7:0]
GPIO M Power Supply
UBOOT
JTAG Mode Select
BOOT Mode Select
TEST Signal
Copyright © 2013 Allwinner Technology. All Rights Reserved.
A31
Datasheet
Type
O
O
O
O
O
O
O
O
O
O
O
O
A
P
A
A
A
I/O
P
I/O
P
I/O
P
I/O
P
I/O
P
I/O
P
I/O
P
I/O
P
I/O
I/O
P
I
I
I
I
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