QF1DA512-DK Quickfilter Technologies LLC, QF1DA512-DK Datasheet - Page 20

• Manufacturer Part Number: QF1DA512-DK
• Description: KIT DEV FOR QF1DA512
• Manufacturer: Quickfilter Technologies LLC
• Series: SavFIRe™r

Specifications of QF1DA512-DK

• Main Purpose: Filters, Digital Filter Design
• Embedded: Yes, ASIC
• Utilized Ic / Part: QF1Da512
• Primary Attributes: 1 512 Tap FIR Filter, 12 ~ 24 Bit
• Secondary Attributes: Quickfilter Software Design Tool GUI, Works from 10 ~ 500ksps ADC Data Rates
• For Use With: WM2582 - EVALDI EARBUDS TYPE Y686-1006 - BOARD MSP-MOJO + EXPANSION HEADR
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 686-1010

Configuration Registers
Accessing the configuration registers uses an SPI access as shown below.
Note: * Multiple registers can be written/read by extending the SPI access cycle.
Listed below are the detailed configuration register definitions.
→ 1 00h TEST_RW (User Register)
→ 2
Rev A8 January 7, 2009
01h CHIP_ID (Chip ID) - READ ONLY
POR
Bits
D7-D0
POR
Bits
ID7-ID0
Number of bits
Read Access
Write Access
This read-only byte contains a number describing the identification of the QF1Da512 device.
Identification number of the QF1Da512, default = C0h.
Provided as a blank user byte for the programmer to read and write to as a test. This byte defaults to 0
at power up.
Bit 7
W/R
Bit 7
D7
ID7
0
1
R
OPCODE
Table 4
Bit 6
W/R
8 bits
D6
Bit 6
82h
83h
0
ID6
1
R
PRELIMINARY DATA SHEET
Configuration Register Access Format
Bit 5
W/R
D5
0
Bit 5
ID5
R
0
0000h – 0021h
0000h – 0021h
ADDRESS
14 bits
20
Bit 4
W/R
Bit 4
D4
ID4
0
R
0
Bit 3
ID3
Bit 3
W/R
Don‟t care
Don‟t care
R
D3
0
UNUSED
0
2 bits
Bit 2
ID2
Bit 2
W/R
D2
0
R
0
8 bits per register
00h – FFh
00h – FFh
DATA
Bit 1
W/R
Bit 1
ID1
D1
0
R
0
www.quickfiltertech.com
†
Bit 0
Bit 0
W/R
ID0
D0
R
0
0
QF1Da512