CP3BT23 Datasheet, PDF (198/260 Pages) Texas Instruments – CP3BT23 Reprogrammable Connectivity Processor with Bluetooth and Dual CAN Interfaces

27.0 Register Map
Table 75 is a detailed memory map showing the specific the byte-wide and word-wide registers reside at word
memory address of the memory, I/O ports, and registers. boundaries (even addresses). Therefore, each byte-wide
The table shows the starting address, the size, and a brief register uses only the lowest eight bits of the internal data
description of each memory block and register. For detailed bus.
information on using these memory locations, see the appli- _{Most device registers are read/write registers. However,}
cable sections in the data sheet.
some registers are read-only or write-only, as indicated in
All addresses not listed in the table are reserved and must the table. An attempt to read a write-only register or to write
not be read or written. An attempt to access an unlisted ad- a read-only register will have unpredictable results.
dress will have unpredictable results.
When software writes to a register in which one or more bits
Each byte-wide register occupies a single address and can are reserved, it must write a zero to each reserved bit unless
be accessed only in a byte-wide transaction. Each word- indicated otherwise in the description of the register. Read-
wide register occupies two consecutive memory addresses ing a reserved bit returns an undefined value.
and can be accessed only in a word-wide transaction. Both
Register Name
Table 75 Detailed Device Mapping
Size
Address
Access
Type
Value After
Reset
Bluetooth LLC Registers
te ^PLN
WHITENING_CHANNEL_SELECTION
SINGLE_FREQUENCY_SELECTION
le ^{LN_BT_CLOCK_0}
LN_BT_CLOCK_1
LN_BT_CLOCK_2
LN_BT_CLOCK_3
o _{RX_CN}
TX_CN
s _{AC_ACCEPTLVL}
LAP_ACCEPTLVL
RFSYNCH_DELAY
b _{SPI_READ}
SPI_MODE_CONFIG
O ^M_COUNTER_0
Byte
Byte
Byte
Byte
Byte
Byte
Byte
Byte
Byte
Word
Byte
Byte
Word
Byte
Byte
0E F180h
0E F181h
0E F182h
0E F198h
0E F199h
0E F19Ah
0E F19Bh
0E F19Ch
0E F19Dh
0E F19Eh
0E F1A0h
0E F1A1h
0E F1A2h
0E F1A4h
0E F1A6h
Write-Only
Write-Only
Write-Only
Read-Only
Read-Only
Read-Only
Read-Only
Read-Only
Read-Only
Write-Only
Write-Only
Write-Only
Read-Only
Write-Only
Read/Write
Comments
M_COUNTER_1
Byte 0E F1A7h Read/Write
M_COUNTER_2
Byte 0E F1A8h Read/Write
N_COUNTER_0
Byte 0E F1AAh Write-Only
N_COUNTER_1
Byte 0E F1ABh Write-Only
BT_CLOCK_WR_0
Byte 0E F1ACh Write-Only
BT_CLOCK_WR_1
Byte 0E F1ADh Write-Only
BT_CLOCK_WR_2
Byte 0E F1AEh Write-Only
BT_CLOCK_WR_3
Byte 0E F1AFh Write-Only
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