CMOSTEK CMT2380F17, Manual

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CMT2380F17
Rev0.1 | 280/347
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25.2 GPL-BOREV Structure
Figure 25
–2. GPL-BOREV Structure
25.3 GPL Register
The following special function registers are related to the CRC operation:

CRC0DA
：
CRC0 Data Port
SFR Page = 0~F
SFR Address = 0xB6
Bit
7 6 5 4 3 2 1 0
Name
CRC0DA[7:0]
R/W
R/W R/W R/W R/W R/W R/W R/W R/W
Reset Value
0 0 0 0 0 0 0 0
Bit 7~0: CRC0 Data Port. The CRC0 data access is defined as following table:
CRCDS1~0 CPU R/W CRC0 Data
Selection
Descriptio
n
00 Write CRC0SL CRC0 Data Seed register-L.
01 Write CRC0SH CRC0 Data Seed register-H.
10 Write -- Reserved.
11 Write CRC0DI CRC0 Data Input register.
00 Read CRC0RL CRC0 Result register-L.
01 Read CRC0RH CRC0 Result register-H.
10 Read -- Reserved.
11 Read -- Reserved.

AUXR1
：
Auxiliary Control Register 1
SFR Page = 0~F
SFR Address = 0xA2
Bit
7 6 5 4 3 2 1 0
Name
-- -- CRCDS1 CRCDS0 -- -- -- DPS
R/W W W R/W R/W W W W R/W
Reset Value
0 0 0 0 0 0 0 0
Bit 5~4: CRCDS1~0. CRC0 Data port Selection bit 1~0.

BOREV
：
Bit Order Reversed data register