Signal IO - Real Time
These settings control the signal I/O ports.
1. Markers
Marker n
Choice: None | Frame Pulse | Subframe
Pulse | Slot Pulse | Round Trip Time Pulse | Hybrid-ARQ State | ALC Control
| RF Blanking | Timing Adjustment Command | Timing Adjustment State | SFN Pulse
Default: Frame Pulse
Double-click or use the drop-down menu to
select Marker signal.
Marker Signal Values
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None
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No Marker signal.
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Frame Pulse
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Pulse at every 10 ms LTE radio frame
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Subframe Pulse
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Pulse at every 1 ms LTE subframe
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Slot Pulse
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Pulse at every 0.5 ms slot
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Round Trip Time Pulse
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Time Pulse: 8 ms pulse synchronized to process
number
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Hybrid-ARQ State
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High for HARQ ACK received subframe
Low for HARQ NACK received subframe
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ALC Control
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ALC signal to control RF output of Keysight Signal
Generator
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RF Blanking
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RF Blanking signal to control RF output of Keysight
Signal Generator
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Timing Adjustment
Command
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Echo back of the received timing adjustment command
(RS-232 serial data)
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Timing Adjustment
State
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Indicates timing adjustment operation state
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SFN Pulse
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Pulse at every SFN 10.24s cycle.
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| AUXn Monitor (n: 0 to 15)
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indicates the AUX IO pin selected to output the Marker signal. Refer to note below. |
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For Auxn Monitor, the timing of this marker output is not guaranteed. This marker is offered to verify that the correct signal has been accepted on the Signal Studio software's hardware. |
2. Aux Port General Settings
State
Choices: On, Off
Default: Off
When disabled, all data sent to the AUX port will be ignored by this I/Q channel.
Data Polarity
Choice: Positive | Negative
Default: Positive
Determines whether AUX input data will be inverted or not.
3. Multiplexed Mode Setup
Serial Bit Order
First Address
Choice: Unassigned | Group n (Where: Group n = Group 1 to 15)
Default: Group 1
Selects an additional address (different from a broadcast address) to receive AUX I/O data. The data comes with this address value will be transmitted to this I/Q channel.
Second Address:
Choice: Unassigned | Group n (Where: Group n = Group 1 to 15)
Default: Group 2
4. Dedicated Mode Setup
Aux Port Pin
Choice: Unassigned |AUX1 | AUX2 | AUX3 | AUX4 | AUX5 | AUX6 | AUX7 | AUX8 | AUX9 | AUX10 | AUX11 | AUX12 | AUX13 | AUX14 | AUX15 | AUX16
Default: AUX1
Selects a serial pin from which the application channel wants to receive AUX port data (dedicated mode only).
Baud Rate
Choice: 9600 | 14400 | 19200 | 38400 | 57600 | 115200 | 230400 | 460800
Default: 115200
Specifies how fast serial data is transmitted (in symbol per second). Default value is 115200 symbol/s. Min value is 9600 symbol/s. Max value is 460800 symbol/s.
5. Aux Pin / Bit Select
Serial Bit Order (Legacy Only)
Choices: LSB First | MSB First
Default: LSB First
Double-click or use the drop-down menu to select the bit order of serial input.
Requires the PXB to be in Multiplexed mode and First and Second Addresses set to Unassigned. Refer to Legacy Aux Input Signals Support.
Type of Feedback
Choice: BIT6 to BIT7
Type of Feedback
Choice: BIT6 to BIT7
Indicates the bit location of the feedback command type. The bit position is fixed.
Timing Adjustment Data
Choice: BIT0 to BIT5
Indicates the bit position of the timing adjustment feedback. The bit position is fixed.
UL-SCH HARQ ACK/NACK Pattern (Dedicated mode)
Choice: BIT0 to BIT1
Sets the bit position of the AUX dedicated mode for the UL-SCH HARQ ACK/NACK pattern. The bit position is fixed.
Requires the Operating Mode to be set to Dedicated. Refer to the PXB Online Documentation.
UL-SCH HARQ ACK/NACK Pattern 2 (Dedicated mode)
Choice: BIT2 to BIT3
Indicates the bit position of the AUX dedicated mode for the UL-SCH HARQ ACK/NACK pattern 2. The bit position is fixed.
Requires the Operating Mode to be set to Dedicated. Refer to the PXB Online Documentation.
Timing Adjustment Input Port (Legacy Only)
Choice: AUX0 | AUX1 | AUX2 | AUX3 | AUX4 | AUX5 | AUX6 | AUX7 | AUX8 | AUX9 | AUX10 | AUX11
Default: AUX1
Double-click or use the drop-down menu to select the AUX port of serial input. The serial bits method is used for the Timing Adjustment control and the HARQ ACK/NACK control.
Requires the PXB to be in Multiplexed mode and First and Second Addresses set to Unassigned. Refer to Legacy Aux Input Signals Support.
Timing Adjustment Input Polarity (Legacy Only)
Choice: Positive | Negative
Default: Positive
Double-click or use the drop-down menu to set the polarity of serial input.
Requires the PXB to be in Multiplexed mode and First and Second Addresses set to Unassigned. Refer to Legacy Aux Input Signals Support.
Timing Adjustment Input Data Rate (Legacy Only)
Choice: 460.8 kbps | 230.4 kbps | 115.2 kbps | 57.6 kbps | 38.4 kbps
Default: 115.2 kbps
Double-click or use the drop-down menu to select the data rate of serial input.
Requires the PXB to be in Multiplexed mode and First and Second Addresses set to Unassigned. Refer to Legacy Aux Input Signals Support.
UL-SCH HARQ ACK/NACK Transmission Mode (Legacy Only)
Choice: Level Triggered | Serial Bits
Default: Level Triggered
Double-click or use the drop-down menu to select the HARQ ACK/NACK transmission type of external input. This value is available when HARQ ACK/NACK Data Source is External.
Requires the PXB to be in Multiplexed mode and First and Second Addresses set to Unassigned. Refer to Legacy Aux Input Signals Support.
UL-SCH HARQ ACK/NACK Input Port (Multiplexed mode)
Choice: AUX0 | AUX1 | AUX2 | AUX3 | AUX4 | AUX5 | AUX6 | AUX7 | AUX8 | AUX9 | AUX10 | AUX11
Default: AUX0
Sets the AUX pin of the AUX multiplex mode for the UL-SCH HARQ ACK/NACK pattern.
Requires the Operating Mode to be set to Multiplexed. Refer to the PXB Online Documentation.
UL-SCH HARQ ACK/NACK Input Port 2 (Multiplexed mode)
Choice: AUX0 | AUX1 | AUX2 | AUX3 | AUX4 | AUX5 | AUX6 | AUX7 | AUX8 | AUX9 | AUX10 | AUX11
Default: AUX1
Sets the AUX pin of the AUX multiplex mode for the UL-SCH HARQ ACK/NACK pattern 2.
Requires the Operating Mode to be set to Multiplexed. Refer to the PXB Online Documentation.
UL-SCH HARQ ACK/NACK Input Polarity (Legacy Only)
Choice: Positive | Negative
Default: Positive
Controls the polarity of the HARQ ACK/NACK control feedback signal from AUX port. Double-click or use the drop-down menu to select the input polarity of HARQ ACK/NACK. This parameter is used when HARQ ACK/NACK Data Source is External and Data Transmission Mode is Level Triggered.
Requires the PXB to be in Multiplexed mode and First and Second Addresses set to Unassigned. Refer to Legacy Aux Input Signals Support.