qf4a512 ETC-unknow, qf4a512 Datasheet - Page 44

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

Address 1Ch
Description: Destination ending address for block transfers.
12.6 Global Maintenance 1 Registers
Table 18. Control Register listing (Global Maintenance 1)
1D - 24h SCRATCH (User scratchpad)
Addresses 1D -24h D7
Description: 8 bytes of space reserved for user functions. Since the 128 bytes of user data in EEPROM are not copied over to
RAM/registers these 8 bytes can be used to access the data (or any other data as required). See Chapter 11 for further information.
25h SU_UNLOCK (Test/Maintenance unlock) - Factory use only
Address 25h
su_unlock
*0 = Locked
1 = Unlocked
Description: This bit can be read. Writing to this bit will lock the device. Locks the registers designated as “Locked”.
.
26h GLBL_SRST (Global soft resets) - Factory use only
Address 26h
*0 = Default
1 = Reset
Rev C5, Jan 07
001D – 0024h
0025h
0026h
0027h
0028h
0029h
002Ah
002Bh
002Ch
002Dh
002Eh
002Fh
Hex*
Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1
Bit 7 Bit 6 Bit 5
Bit 7 Bit 6
X
X
X
BIST_STATUS_0
BIST_STATUS_1
Register Name
PCG_MNTNC
SU_UNLOCK
AREC_CTRL
GLBL_SRST
BIST_CTRL
ADC_CTRL
Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
SCRATCH
CAL_AFE
X
X
X
DEBUG
PMUX
addr13 addr12 addr11 addr10 addr9 addr8
X
X
Bit 5
D6
pmux_srst arec_srst spim_rst iIgc_srst pcg_srst
X
D5
Bit 4
Bit 4
X
User scratch pad.
Lock bit for test/maintenance (factory use only)
Global soft resets
ADC control.
AREC control.
Test mux (factory use only)
Debug (factory use only)
Clock test (factory use only)
Calibration (reserved for future use)
BIST control register (factory use only)
BIST status register (factory use only)
BIST Status register (factory use only)
D4
Bit 3
X
D3
Bit 3
X
D2
Bit 2
su_unlock
Description
Bit 2
D1
Bit 0
Bit 1
D0
PRELIMINARY
Bit 1
Bit 0
44
Bit 0
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