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Zynq-7000 AP SoC Technical Reference Manual www.xilinx.com 1740
UG585 (v1.11) September 27, 2016
Appendix B: Register Details
Register opmode0_1 Details
Register (pl353) nand_cycles1_0
Field Name Bits Type Reset Value Description
address_match
(OPMODE_ADDRESS
_MATCH)
31:24 ro 0xE4 see 0x120
address_mask
(OPMODE_ADDRESS)
23:16 ro 0xFE see 0x120
burst_align
(OPMODE_BURST_AL
IGN)
15:13 ro 0x0 reserved
bls
(OPMODE_BLS)
12 ro 0x0 reserved
adv
(OPMODE_ADV)
11 ro 0x1 reserved
baa
(OPMODE_BAA)
10 ro 0x0 The memory uses the burst address advance
signal, baa_n, when set.
For a NAND memory interface, this bit is
reserved.
wr_bl
(OPMODE_WR_BL)
9:7 ro 0x0 Selects the write burst lengths, see SET_OPMODE
register.
wr_sync
(OPMODE_WR_SYNC
)
6 ro 0x0 SRAM/NOR interface operates in asynchronous
mode
rd_bl
(OPMODE_RD_BL)
5:3 ro 0x0 Select memory burst lengths, see SET_OPMODE
Register.
rd_sync
(OPMODE_RD_SYNC)
2ro0x0 reserved
mw
(OPMODE_MW)
1:0 ro 0x0 Data bus width (8 or 16), see SET_OPMODE
register.
Name nand_cycles1_0
Software Name IF1_CHIP_0_CONFIG
Relative Address 0x00000180
Absolute Address 0xE000E180
Width 24 bits
Access Type ro
Reset Value 0x0024ABCC