dsPIC30F Family Reference Manual
DS70069C-page 22-4 © 2004 Microchip Technology Inc.
Register 22-2: DCICON2
Upper Byte:
U-0 U-0 U-0 U-0 R/W-0 R/W-0 U-0 R/W-0
— — — — BLEN<1:0> —COFSG3
bit 15 bit 8
Lower Byte:
R/W-0 R/W-0 R/W-0 U-0 R/W-0 R/W-0 R/W-0 R/W-0
COFSG<2:0>
— WS<3:0>
bit 7 bit 0
bit 15-12 Reserved: Read as ‘0’
bit 11-10 BLEN<1:0>: Buffer Length control bits
11 = Four data words will be buffered between interrupts
10 = Three data words will be buffered between interrupts
01 = Two data words will be buffered between interrupts
00 = One data word will be buffered between interrupts
bit 9 Reserved: Read as ‘0’
bit 8-5 COFSG<3:0>: Frame Sync Generator control bits
1111 = Data frame has 16 words
||
0010 = Data frame has 3 words
0001 = Data frame has 2 words
0000 = Data frame has 1 word
bit 4 Reserved: Read as ‘0’
bit 3-0 WS<3:0>: DCI Data Word Size bits
1111 = Data word size is 16 bits
||
0100 = Data word size is 5 bits
0011 = Data word size is 4 bits
0010 = Invalid Selection. Do not use. Unexpected results may occur.
0001 = Invalid Selection. Do not use. Unexpected results may occur.
0000 = Invalid Selection. Do not use. Unexpected results may occur.
Legend:
R = Readable bit W = Writable bit U = Unimplemented bit, read as ‘0’
-n = Value at POR ‘1’ = Bit is set ‘0’ = Bit is cleared x = Bit is unknown
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