PIC24FJ32GB002-E/ML MICROCHIP [Microchip Technology], PIC24FJ32GB002-E/ML Datasheet - Page 178

• Manufacturer Part Number: PIC24FJ32GB002-E/ML
• Description: 28/44-Pin, 16-Bit, Flash Microcontrollers with USB On-The-Go (OTG) and nanoWatt XLP Technology
• Manufacturer: MICROCHIP [Microchip Technology]

PIC24FJ64GB004 FAMILY
FIGURE 15-3:
FIGURE 15-4:
DS39940D-page 178
Note
PROCESSOR 1 (SPI Enhanced Buffer Master)
Note
1:
2:
1:
2:
PROCESSOR 1 (SPI Master)
MSTEN (SPIxCON1<5>) = 1 and
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.
SPIBEN (SPIxCON2<0>) = 1
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.
MSb
MSb
SPI MASTER/SLAVE CONNECTION (STANDARD MODE)
SPI MASTER/SLAVE CONNECTION (ENHANCED BUFFER MODES)
8-Level FIFO Buffer
Serial Transmit Buffer
Serial Receive Buffer
Shift Register
(SPIxBUF)
SPIx Buffer
(SPIxSR)
Shift Register
(SPIxBUF)
SPIx Buffer
(SPIxRXB)
(SPIxTXB)
(SPIxSR)
(2)
(2)
LSb
LSb
SDOx
SCKx
SDIx
SDOx
SDIx
SCKx
SSx
Serial Clock
Serial Clock
SSEN (SPIxCON1<7>) = 1 and MSTEN (SPIxCON1<5>) = 0
SDIx
SDOx
SCKx
SSx
SCKx
SDIx
SDOx
SSx
PROCESSOR 2 (SPI Enhanced Buffer Slave)
(1)
(1)
PROCESSOR 2 (SPI Slave)
MSb
Serial Transmit Buffer
Serial Receive Buffer
MSTEN (SPIxCON1<5>) = 0 and
SSEN (SPIxCON1<7>) = 1,
SPIBEN (SPIxCON2<0>) = 1
Shift Register
(SPIxBUF)
SPIx Buffer
(SPIxRXB)
MSb
(SPIxTXB)
(SPIxSR)
8-Level FIFO Buffer
Shift Register
(SPIxBUF)
SPIx Buffer
(SPIxSR)
(2)
 2010 Microchip Technology Inc.
LSb
(2)
LSb