Waveshare 7.3inch e-Paper (E) - Page 20

7.3inch e-Paper (E)
User Manual
17
7-3-2 TIMING CHARACTERISTICS OF SERIES INTERFACE
The following specifications apply for: VDDIO - GND = 2.4V to 3.6V, TOPR = 25°C, CL=20pF
Serial Peripheral Interface Timing Characteristics
Symbol
Parameter
Min
Typ
Max
Unit
tCSS
CSB select setup time
60
ns
tCSH
CSB select hold time
65
ns
tSCC
CSB deselect setup time
20
ns
tCHW
CSB deselect hold time
40
ns
tSCYCW
Serial clock cycle (Write)
50
ns
tSHW
SCL “H” pulse width (Write)
25
ns
tSLW
SCL “L” pulse width (Write)
25
ns
tSCYCL
Serial clock cycle (Read)
150
ns
tSHR
SCL “H” pulse width (Read)
60
ns
tSLR
SCL “L” pulse width (Read)
60
ns
tSDS
Data setup time
30
ns
tSDH
Data hold time
30
ns
tACC
Access time
75
ns
tOH
Output disable time
10
ns
Note: All timings are based on 20% to 80% of VDDIO-GND
3 pin serial interface characteristics (write mode)