MEDIATEK Ralink MT7620 - Page 111

PGMT7620_V.1.0_040503
Page 111 of 523
MT7620 PROGRAMMING GUIDE
Integrated 802.11n MAC/BBP and 2.4 GHz RF/FEM Router-on-a-Chip
Bits
Type
Name
Description
Initial Value
31:24
-
-
Reserved
0x0
23:16
RW
CMD2_BYTE3
3rd byte of command 2
0x0
15:8
RW
CMD2_BYTE2
2nd byte of command 2
0x0
7:0
RW
CMD2_BYTE1
1st byte of command 2
0x0
124. CMD3: Command 3 (offset: 0x0020)
Bits
Type
Name
Description
Initial Value
31:24
-
-
Reserved
0x0
23:16
RW
CMD3_BYTE3
3rd byte of command 3
0x0
15:8
RW
CMD3_BYTE2
2nd byte of command 3
0x0
7:0
RW
CMD3_BYTE1
1st byte of command 3
0x0
125. ADDR: Address (offset: 0x0024)
Bits
Type
Name
Description
Initial Value
31:24
RW
ADD_BYTE4
4th byte of NAND memory address
0x0
23:16
RW
ADD_BYTE3
3rd byte of NAND memory address
0x0
15:8
RW
ADD_BYTE2
2nd byte of NAND memory address
0x0
7:0
RW
ADD_BYTE1
1st byte of NAND memory address
0x0
126. DATA: Data (offset: 0x0028)
Bits
Type
Name
Description
Initial Value
31:0
RW
DATA
Data for read / write
0x0
127. STATUS: ECC Status (offset: 0x0030)
Bits
Type
Name
Description
Initial Value
31:17
-
-
Reserved
0x0
16:8
RO
DEC_BYTE
ECC Decode Failed Byte Address
Shows the address of a byte that failed ECC
decoding.
0x0
7
-
-
Reserved
0x0
6:4
RO
DEC_BIT
ECC Decode Failed Byte Address
Shows the address of a bit that failed ECC
decoding.
0x0
3
-
-
Reserved
0x0
2
RO
ND_RB_N
NAND Flash Ready
0: Busy
1: Ready
0x1