Waveshare 13.3 e-Paper (K) User Manual page 26

Write mode
Symbol
fSCL SCL frequency (Write Mode)
tCSSU Time CS# has to be low before the first rising edge of SCLK
Time CS# has to remain low after the last falling edge of
tCSHLD
SCLK
tCSHIGH Time CS# has to remain high between two transfers
tSCLHIGH Part of the clock period where SCL has to remain high
tSCLLOW Part of the clock period where SCL has to remain low
Time SI (SDA Write Mode) has to be stable before the next
tSISU
rising edge of SCL
Time SI (SDA Write Mode) has to be stable before the next
tSIHLD
rising edge of SCL
Read mode
Symbol
fSCL SCL frequency (Read Mode)
tCSSU Time CS# has to be low before the first rising edge of SCLK
Time CS# has to remain low after the last falling edge of
tCSHLD
SCLK
tCSHIGH Time CS# has to remain high between two transfers
tSCLHIGH Part of the clock period where SCL has to remain high
tSCLLOW Part of the clock period where SCL has to remain low
Time SI (SDA Read Mode) has to be stable before the next
tSOSU
rising edge of SCL
Time SO (SDA Read Mode) has to be stable before the next
tSOHLD
rising edge of SCL
Parameter
Parameter
22
13.3inch e-Paper (K)
User Manual
Min. Typ. Max. Unit
20
60
65
100
25
25
10
40
Min. Typ. Max. Unit
2.5
100
50
250
180
180
50
0
MHZ
ns
ns
ns
ns
ns
ns
ns
MHZ
ns
ns
ns
ns
ns
ns
ns