21.3.2 SPIx Control Register 2

Note:
  1. These bits are effective when AUDEN = 0 only.
  2. Varying the length by changing these bits does not affect the depth of the TX/RX FIFO.

Legend: R = Readable bit, W = Writable bit

Name: SPIxCON2
Offset: 0x1804,0x1824, 0x1844, 0x1864

Bit 3130292827262524 
          
Access  
Reset  
Bit 2322212019181716 
          
Access  
Reset  
Bit 15141312111098 
          
Access  
Reset  
Bit 76543210 
    WLENGTH[4:0] 
Access R/WR/WR/WR/WR/W 
Reset 00000 

Bits 4:0 – WLENGTH[4:0]  Variable Word Length bits(1,2)

ValueDescription
11111

32-bit data

11110

31-bit data

11101

30-bit data

11100

29-bit data

11011

28-bit data

11010

27-bit data

11001

26-bit data

11000

25-bit data

10111

24-bit data

10110

23-bit data

10101

22-bit data

10100

21-bit data

10011

20-bit data

10010

19-bit data

10001

18-bit data

10000

17-bit data

01111

16-bit data

01110

15-bit data

01101

14-bit data

01100

13-bit data

01011

12-bit data

01010

11-bit data

01001

10-bit data

01000

9-bit data

00111

8-bit data

00110

7-bit data

00101

6-bit data

00100

5-bit data

00011

4-bit data

00010

3-bit data

00001

2-bit data

00000

See MODE[32,16] bits in SPIxCON1[11:10]