adf7023-j Analog Devices, Inc., adf7023-j Datasheet - Page 97

• Manufacturer Part Number: adf7023-j
• Description: High Performance, Low Power, Ism Band Fsk/gfsk/msk/gmsk Transceiver Ic
• Manufacturer: Analog Devices, Inc.

Table 137. 0x3FA: GPIO_CONFIGURE
Bit
[7:0]
Table 138. 0x3FD: TEST_DAC_GAIN
Bit
[7:4]
[3:0]
PACKET RAM REGISTER DESCRIPTION
Table 139. 0x00D: VAR_TX_MODE
VAR_TX_MODE
0
1
2
3
4 to 255
Name
GPIO_CONFIGURE
Name
Reserved
TEST_DAC_GAIN
R/W
R/W
R/W
R/W
R/W
Mode
Default; no transmit test mode
Reserved
Transmit the preamble continuously
Transmit the carrier continuously
Reserved
Reset
0
Reset
0
4
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Description
0x00: default
0x21: slicer output on GP5 (that is, bypass CDR)
0x40: limiter outputs on GP0(Q) and GP1(I)
0x41: filtered limiter outputs on GP0(Q) and GP1(I) and unfiltered limiter
outputs on GP2(Q) and IRQ_GP3 (I)
0x50: packet transmit data from communications processor on GP0
0x53: PA ramp finished on GP0
0xA0: Sport Mode 0
0xA1: Sport Mode 1
0xA2: Sport Mode 2
0xA3: Sport Mode 3
0xA4: Sport Mode 4
0xA5: Sport Mode 5
0xA6: Sport Mode 6
0xA7: Sport Mode 7
0xA8: Sport Mode 8
0xC9: Test DAC output on GP0 (also must set TEST_DAC_GAIN)
Description
Reserved
Set TEST_DAC_GAIN = 0 when using the test DAC
ADF7023-J