Texas Instruments TRF7970A Manual page 57

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6.15.2 Register Overview
Table 6-24 lists the registers.
ADDRESS
0x00
0x01
0x02
0x03
0x04
0x05
0x06
0x07
0x08
0x09
0x0A
0x0B
0x10
0x11
0x14
0x15
0x16
0x17
0x18
0x19
0x0C
0x0D
0x0E
0x0F
0x12
0x13
0x1A
0x1B
0x1C
0x1D
0x1E
0x1F
Copyright © 2011–2017, Texas Instruments Incorporated
Table 6-24. Register Definitions
REGISTER
Main Control Registers
Chip status control
ISO Control
Protocol Subsetting Registers
ISO/IEC 14443 B TX options
ISO/IEC 14443 A high bit rate options
TX timer high byte control
TX timer low byte control
TX pulse length control
RX no response wait time
RX wait time
Modulator and SYS_CLK control
RX special setting
Regulator and I/O control
Special function register (preset 0x00)
Special function register (preset 0x00)
Adjustable FIFO IRQ levels
Reserved
NFC low field level
NFCID1 number (up to 10 bytes wide)
NFC target detection level
NFC target protocol
Status Registers
IRQ status
Collision position and interrupt mask register
Collision position
RSSI levels and oscillator status
RAM
RAM
Test Registers
Test (preset 0x00)
Test (preset 0x00)
FIFO Registers
FIFO status
TX length byte 1
TX length byte 2
FIFO I/O register
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SLOS743L – AUGUST 2011 – REVISED MARCH 2017
READ/WRITE
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
W
R/W
R/W
R
R/W
R
R
RAM
R/W
R/W
R/W
R/W
R
R/W
R/W
R/W
TRF7970A
TRF7970A
SECTION
Section 6.15.3.1.1
Section 6.15.3.1.2
Section 6.15.3.2.1
Section 6.15.3.2.2
Section 6.15.3.2.3
Section 6.15.3.2.4
Section 6.15.3.2.5
Section 6.15.3.2.6
Section 6.15.3.2.7
Section 6.15.3.2.8
Section 6.15.3.2.9
Section 6.15.3.2.10
Section 6.15.3.3.4
Section 6.15.3.3.5
Section 6.15.3.3.6
Section 6.15.3.3.7
Section 6.15.3.3.8
Section 6.15.3.3.9
Section 6.15.3.3.10
Section 6.15.3.3.1
Section 6.15.3.3.2
Section 6.15.3.3.2
Section 6.15.3.3.3
N/A
N/A
Section 6.15.3.4.1
Section 6.15.3.4.2
Section 6.15.3.5.1
Section 6.15.3.5.2
Section 6.15.3.5.2
N/A
Detailed Description 57