qf4a512 ETC-unknow, qf4a512 Datasheet - Page 52

• Manufacturer Part Number: qf4a512
• Description: 4-channel Programmable Signal Converter Psc
• Manufacturer: ETC-unknow

4Eh FIR_0_1_ NMAX_F2 (Maximum storage address for f2)
Address 4Eh
Default value =1FF
Description: Maximum data storage (tap) address value for f2.
4Fh FIR_0_1_CMIN_F2 (Minimum coefficient storage address for f2)
Address 4Fh addr7 addr6 addr5 addr4 addr3 addr2 addr1 addr0
Default value = 0
Description: Minimum coefficient storage address value for f2.
50h FIR_0_1_CMAX_F2 (Maximum coefficient storage address for f2)
Address 50h addr7 addr6 addr5 addr4 addr3 addr2 addr1 addr0
Default value = FF
Description: Maximum coefficient storage address value for f2.
Maintenance Registers
51h CH1_SRST (Channel soft reset) – For factory use. User should use FULL_SRST (02H) to reset the chip
Address 51h
chpc_0_srst
*0 = No action
Description: Soft reset the chopper clock generator.
cic_0_srst
*0 = No action
Description: Soft reset the CIC module. Clears all internal CIC registers.
txrx_0_srst
*0 = No action
Description: Soft reset the tx/rx.
fir_0_0_srst
*0 = No action
Description: Soft reset the FIR block, filter 0.
fir_0_1_srst
Rev C5, Jan 07
1 = Reset
1 = Reset
1 = Reset
1 = Reset
Bit 7 Bit 6 Bit 5
Bit 7
Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
Bit 7
X
X
X
Bit 6
Bit 6
X
X
Bit 5
Bit 5
X
fir_0_1_srst fir_0_0_srst txrx_0_srst cic_0_srst chpc_0_srst
X
Bit 4
Bit 4
Bit 4
X
Bit 3
Bit 3
X
Bit 3
Bit 2
Bit 2
X
addr8
Bit 1
Bit 1
Bit 2
Bit 0
Bit 0
PRELIMINARY
52
Bit 1
Bit 0
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