
BL602/604 Reference Manual
Bits
Name
Type
Reset
Description
31:24
PRDPPH3
R/W
8’d15
Length of STOP condition phase 3
23:16
PRDPPH2
R/W
8’d15
Length of STOP condition phase 2
15:8
PRDPPH1
R/W
8’d15
Length of STOP condition phase 1
7:0
PRDPPH0
R/W
8’d15
Length of STOP condition phase 0
11.9.7 i2c_prd_data
Address
:
0x4000a318
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
PRDDPH3
PRDDPH2
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
PRDDPH1
PRDDPH0
Bits
Name
Type
Reset
Description
31:24
PRDDPH3
R/W
8’d15
Length of DATA phase 3
23:16
PRDDPH2
R/W
8’d15
Length of DATA phase 2
15:8
PRDDPH1
R/W
8’d15
Length of DATA phase 1
Note: This value should not be set to 8’d0, adjust source
clock rate instead if higher I2C clock rate is required
7:0
PRDDPH0
R/W
8’d15
Length of DATA phase 0
11.9.8 i2c_fifo_config_0
Address
:
0x4000a380
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
RSVD
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
RSVD
RFIU
RFIO
TFIU
TFIO
RFI
CLR
TFI
CLR
DREN
DTEN
Bits
Name
Type
Reset
Description
31:8
RSVD
7
RFIU
R
1’b0
Underflow flag of RX FIFO, can be cleared by rx_fifo_clr
6
RFIO
R
1’b0
Overflow flag of RX FIFO, can be cleared by rx_fifo_clr
BL602/604 Reference Manual
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@2020 Bouffalo Lab