Rainbow-electronics AT89LP214 Manual do Utilizador descarregar pdf (Página 78)

78

3538A–MICRO–7/06

AT89LP213/214 [Preliminary]

Figure 24-1. SPI Master Timing (CPHA = 0)

Figure 24-2. SPI Slave Timing (CPHA = 0)

Figure 24-3. SPI Master Timing (CPHA = 1)

SS

SCK

(CPOL = 0)

SCK

(CPOL = 1)

MISO

MOSI

t

SR

t

SCK

t

SLSH

t

SLSH

t

SHSL

t

SHSL

t

SOH

t

SF

t

SIS

t

SIH

t

SOV

t

SR

t

SSE

t

SLSH

t

SHSL

t

SOV

t

SF

t

SOX

t

SSD

t

SCK

t

SLSH

t

SHSL

t

SOE

t

SOH

t

SIH

t

SIS

SS

SCK

(CPOL = 0)

SCK

(CPOL= 1)

MISO

MOSI

t

SHSL

t

SLSH

t

SHSL

t

SLSH

t

SCK

t

SOH

t

SF

t

SR

t

SIS

t

SOV

t

SIH

SS

SCK

(CPOL = 0)

SCK

(CPOL = 1)

MISO

MOSI

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