```python
from pyaedt import Edb
from pyaedt import Desktop
import os
import tempfile

# Create a temporary directory
temp_dir = tempfile.mkdtemp()

# Download example board into EDB
edb_path = os.path.join(temp_dir, "example_board.aedb")
edb = Edb(edbpath=edb_path, edbversion="2023.1")

# Configure EDB for DCIR analysis
# Create pin groups on VRM positive and negative pins
vrm_pos_pins = ["U2A5", "U2A6"]
vrm_neg_pins = ["U2A7", "U2A8"]
edb.core_siwave.create_pin_group("VRM_POS", vrm_pos_pins)
edb.core_siwave.create_pin_group("VRM_NEG", vrm_neg_pins)

# Create a voltage source between VRM pin groups
edb.core_siwave.add_siwave_ac_voltage_source("VRM_POS", "VRM_NEG", 3.3)

# Create pin groups on sink component positive and negative pins
sink_pos_pins = ["U1A1", "U1A2"]
sink_neg_pins = ["U1A3", "U1A4"]
edb.core_siwave.create_pin_group("SINK_POS", sink_pos_pins)
edb.core_siwave.create_pin_group("SINK_NEG", sink_neg_pins)

# Place a current source between sink pin groups
edb.core_siwave.add_siwave_dc_current_source("SINK_POS", "SINK_NEG", 0.5)

# Add a SIwave DCIR analysis
edb.core_siwave.add_siwave_dc_analysis()

# Save and close EDB
edb.save_edb()
edb.close_edb()

# Launch AEDT, import the configured EDB and analyze DCIR
desktop = Desktop(specified_version="2023.1")
aedt_app = desktop.load_project(edb_path, "Siwave_DCIR")

# Analyze DCIR
aedt_app.analyze_all()

# Retrieve and print the loop resistance, current source, and via information from the DCIR element data
dcir_element_data = aedt_app.post.get_report_data(expression="ElementData")
print("DCIR Element Data:", dcir_element_data)

# Retrieve and print the voltage from the DCIR solution data
dcir_solution_data = aedt_app.post.get_report_data(expression="SolutionData")
print("DCIR Solution Data:", dcir_solution_data)

# Close the AEDT project and release the desktop
aedt_app.close_project(aedt_app.project_name)
desktop.release_desktop()
```