20-101-1258 Rabbit Semiconductor, 20-101-1258 Datasheet - Page 54

• Manufacturer Part Number: 20-101-1258
• Description: COMPUTER SINGLE-BOARD BL4S160
• Manufacturer: Rabbit Semiconductor

Specifications of 20-101-1258

• Module/board Type: Single Board Computer Module
• Product: Modules
• Processor Type: Rabbit 4000
• Sram: 1 MB
• Flash: 2 MB
• Timers: 8 bit, 10 bit
• Number Of I/os: 20
• Backup Battery: 3 V Lithium Coin Type
• Operating Voltage: 9 V to 36 V
• Board Size: 96 mm x 146 mm x 16 mm
• Description/function: Computer Module
• For Use With/related Products: BL4S160
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 316-1171

FUNCTION DESCRIPTION
PARAMETERS
RETURN VALUE
SEE ALSO
BL4S100 User’s Manual
int setDecoder(int channel_a, int channel_b, int channel_index,
char index_polarity);
brdInit, getCounter, resetCounter
Sets up Quadrature Decoder functionality on the specified channels. The Quadrature
Decoder may optionally use an index channel.
channel_a
channel_b
channel_index channel to use as index input (-1 if not used),
NOTE: The Quadrature Decoder count may still be reset by existing or new synch signals
index_polarity polarity of the index channel
0 — success.
-EINVAL
-EACCESS
set up on the same block of a particular RIO chip.
— invalid parameter value.
— resource needed by this function is not available.
channel to use as Input A (also known as in-phase or I),
0–11 (pins IN0–IN11)
channel to use as Input B (also known as quadrature or Q),
0–11 (pins IN0–IN11)
0–11 (pins IN0–IN11)
(not used when channel_index set to -1)
0 — index on low level
non-zero — index on high level
setDecoder
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