EVB71122_15 Datasheet, PDF (14/31 Pages) Melexis Microelectronic Systems – 300 to 930MHz Receiver Evaluation Board Description

EVB71122
300 to 930MHz Receiver
Evaluation Board Description
3 Register Description
The following tables are to describe the functionality of the registers.
Sec. 3.1 provides a register overview with all the control words R0 to R7. The subsequent sections. 3.1.1 to
3.1.8 show the content of the control words in more detail.
Programming the registers requires SPI mode (SPISEL = 1). Default settings are for ABC mode.
3.1 Register Overview
CONTROL
WORD _MSB
DATA
LATCH
LSB ^ADDRESS
Bit No.
11 10
9
8
7
6
5
4
3
2
1
0 MSB
LSB
default
0 0 0 0 1 0 0 0 1 1 0 0 000
R0
read/
write
Bit No.
11 10
9
8
7
6
5
4
3
2
1
0 ^MSB
LSB
default
1 0 0 0 1 1 1 1 0 1 0 0 001
R1
read/
write
Bit No.
11 10
9
8
7
6
5
4
3
2
1
0 MSB
LSB
default
1 1 1 1 0 0 0 1 0 1 0 0 010
R2
read/
write
Bit No.
11 10
9
8
7
6
5
4
3
2
1
0 MSB
LSB
default
0 0 0 1 0 0 0 0 0 0 0 0 011
R3
read/
write
39012 71122 01
Rev. 005
Page 14 of 31
EVB Description
Nov/15