UG-2828GDEDF11 Datasheet, PDF (8/26 Pages) List of Unclassifed Manufacturers – Product Specification

WiseChip Semiconductor Inc.
1.6 Block Diagram
Doc. No: SAS1-0D038-A
C1, C5 :0.1µF
C2 :4.7µF
C6 :10µF
C3, C4 :1µF
C7 :4.7uF / 25V Tantalum Capacitor
R1 :560kΩ, R1 = (Voltage at IREF – VSS) / IREF
R2 :50Ω, 1/4W
D1 :≈1.4V, 0.5W
MCU Interface Selection
: Base on BS0 and BS1 connection, showed as below table.
Pins connected to MCU interface : D7~D0, E/RD#, R/W#, CS#, D/C#, and RES#
BS1 BS0
Interface
mode
D7 D6 D5
0 0 4-wire SPI 0 0 0
0 1 3-wire SPI 0 0 0
1 0 8bit 8080 D7 D6 D5
1 1 8bit 6800 D7 D6 D5
Note :
a. ” 0 ” is connected to VSS.
b. ” 1 ” is connected to VDD.
c. ” NC ” is non-connected.
Data bus
D4 D3 D2
0 0 NC
0 0 NC
D4 D3 D2
D4 D3 D2
D1
SDIN
SDIN
D1
D1
D0
SCLK
SCLK
D0
D0
Control bus
CS# D/C# R/W# E/RD# RES#
CS# D/C# 0
0 RES#
CS# 0
0
0 RES#
CS# D/C# WR# RD# RES#
CS# D/C# R/W# E RES#
http://www.wisechip.com.tw
4D Systems Pty Ltd
5
www.4dsystems.com.au