Propeller Manual

Table Of Contents
VCFG – Spin Language Reference
CMode
The CMode (color mode) field selects two or four color mode. 0 = two-color mode; pixel
data is 32 bits by 1 bit and only colors 0 or 1 are used. 1 = four-color mode; pixel data is 16
bits by 2 bits, and colors 0 through 3 are used.
Chroma1
The Chroma1 (broadcast chroma) bit enables or disables chroma (color) on the broadcast
signal. 0 = disabled, 1 = enabled.
Chroma0
The Chroma0 (baseband chroma) bit enables or disables chroma (color) on the baseband
signal. 0 = disabled, 1 = enabled.
AuralSub
The AuralSub (aural sub-carrier) field selects the source of the FM aural (audio) sub-carrier
frequency to be modulated on. The source is the PLLA of one of the cogs, identified by
AuralSub’s value.
Table 2-19: The AuralSub Field
AuralSub Sub-Carrier Frequency Source
000 Cog 0’s PLLA
001 Cog 1’s PLLA
010 Cog 2’s PLLA
011 Cog 3’s PLLA
100 Cog 4’s PLLA
101 Cog 5’s PLLA
110 Cog 6’s PLLA
111 Cog 7’s PLLA
Page 214 · Propeller Manual v1.1