DSPIC33FJ64GP306 Microchip Technology Inc., DSPIC33FJ64GP306 Datasheet - Page 165

• Manufacturer Part Number: DSPIC33FJ64GP306
• Description: High-performance, 16-bit Digital Signal Controllers
• Manufacturer: Microchip Technology Inc.

FIGURE 15-2:
FIGURE 15-3:
FIGURE 15-4:
© 2007 Microchip Technology Inc.
Note 1:
2:
PROCESSOR 1 (SPI Master)
(MSTEN (SPIxCON1<5>) = 1)
Using the SSx pin in Slave mode of operation is optional.
User must write transmit data to/read received data from SPIxBUF. The SPIxTXB and SPIxRXB registers are memory
mapped to SPIxBUF.
SPI MASTER/SLAVE CONNECTION
SPI MASTER, FRAME MASTER CONNECTION DIAGRAM
SPI MASTER, FRAME SLAVE CONNECTION DIAGRAM
MSb
Serial Receive Buffer
Serial Transmit Buffer
Shift Register
(SPIxBUF)
(SPIxRXB)
(SPIxTXB)
SPI Buffer
(SPIxSR)
dsPIC33F
dsPIC33F
(2)
dsPIC33FJXXXGPX06/X08/X10
LSb
SDOx
SCKx
SDOx
SCKx
SDIx
SDOx
SDIx
SCKx
SSx
SDIx
SSx
Serial Clock
Serial Clock
Frame Sync
Pulse
Serial Clock
Frame Sync
Pulse
(SSEN (SPIxCON1<7>) = 1 and MSTEN (SPIxCON1<5>) = 0)
SDIx
SDOx
SCKx
SSx
SDIx
SDOx
SCKx
SSx
SDIx
SDOx
SCKx
SSx
(1)
PROCESSOR 2 (SPI Slave)
MSb
Serial Transmit Buffer
Serial Receive Buffer
PROCESSOR 2
PROCESSOR 2
Shift Register
(SPIxBUF)
(SPIxRXB)
(SPIxTXB)
SPI Buffer
(SPIxSR)
(2)
LSb
DS70286A-page 163