miniDSP Ltd, Hong Kong /
/ Features and specifications subject to change without prior notice
14
3
F
IRMWARE VERSIONS
This section provides the signal flow and pinouts for all firmware versions. See Sections 4.3 and 5.2 for information
on loading firmware. The pinout tables are color-coded to aid in identifying the type of signal:
Unused pin
Output data
Input data
Clock or logic signal (output only)
Power or ground
3.1
L
OW
S
AMPLE
R
ATE
The
LowSampleRate
firmware supports 8 channels of input and output over I2S. All possible sample rates are
supported, from 8 to 192 kHz (see page 19). The optical ports are not used.
Table 4. firmware pinouts
J1 pin
1
Out Ch 1-2
2
In Ch 1-2
3
Out Ch 3-4
4
In Ch 3-4
5
Out Ch 5-6
6
In Ch 5-6
7
Out Ch 7-8
8
In Ch 7-8
9
MCLK
10
BCLK
11
GND
12
LRCLK
Figure 4. LowSampleRate firmware signal flow
