lm2029ecw Topway Display, lm2029ecw Datasheet - Page 6

• Manufacturer Part Number: lm2029ecw
• Description: Lcd Module User Manual
• Manufacturer: Topway Display

3.3
3.3.1
Note:
*1. Ts
*2. t4min
*3. t11max = 1Ts + 7 (for 5.0V)
*4. t12min = 1Ts (for a read cycle followed by a read or write cycle)
*5. t13max = 4Ts + 2
*6. Input signal rise/fall time should be less than 4.5ns
*7. for details, please see the S1D13700 data sheet
URL:
Item
/CS setup time
A0 setup time
/WR, /RD falling edge to /WAIT driven low
D[7:0] setup time to /WR rising edge (write cycle)
/RD falling edge to D[7:0] driven (read cycle)
/CS hold time
A0 hold time
/RD, /WR rising edge to WAIT# high impedance
D[7:0] hold time from /WR rising edge (write cycle)
D[7:0] hold time from /CS rising edge (read cycle)
/WAIT rising edge to valid Data
/RD, /WR pulse inactive time
/WAIT pulse active time
www.topwaydisplay.com
www.topwaysz.com
AC Characteristics
8080 Mode
= System clock period
= 2Ts + 5
= 2Ts + 2 (for a write cycle followed by a write cycle)
= 5Ts + 2 (for a write cycle followed by a read cycle)
LCD Module User Manual
Bus Timing Diagram
Symbol
t10
t11
t12
t13
t1
t2
t3
t4
t5
t6
t7
t8
t9
Document Name: LM2029ECW-Manual-Rev0.1.doc
MIN.
(*2)
(*4)
1.6
1.6
6.5
2.4
7
7
4
9
9
-
-
V
SS
=0V, V
TYP.
-
-
-
-
-
-
-
-
-
-
-
-
DD
=5.0V, T
MAX.
(*3)
(*5)
20
13
18
-
-
-
-
-
-
-
LM2029ECW
Page: 6 of 11
OP
Unit
=25°C
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns