Datasheet

Memory Subsystem
Intel
®
Quark™ microcontroller D2000
January 2016 Datasheet
Document Number: 333577-002EN 123
Bits Access
Type
Default Description PowerWell
1 RW/V 1'b0 ER_REQ (ER_REQ)
Erase request - set to '1' to trigger a ROM
Page Erase. Check the
FLASH_STTS.ER_DONE bit to determine when
the erase completes. ER_REQ is self clearing.
ER_REQ has no effect after CTRL.FL_WR_DIS
has been written to 1'b1. Hardware blocks all
erases after ROM has been programmed.
0 RW/V 1'b0 WR_REQ (WR_REQ)
Write request - set WR_REQ to '1' to trigger a
ROM write. Check the
FLASH_STTS.WR_DONE bit to determine
when the write completes. WR_REQ is self
clearing. WR_REQ has no effect after
CTRL.FL_WR_DIS has been written to 1'b1.
Hardware blocks all ROM writes after ROM
has been programmed.
12.4.2.3 ROM_WR_DATA (ROM_WR_DATA)
ROM Write Data
This register is only applicable for 8KB OTP region. There is no equivalent register for
4KB OTP region.
MEM Offset (B0100000) 8h
Security_PolicyGroup
IntelRsvd False
Size 32 bits
Default 0000_0000h
Bits Access
Type
Default Description PowerWell
31:0 RW 32'h0 DATA (DATA)
ROM Write Data