SD Init Failed message when Bluetooth is connected

[Stefal]

Subject of the issue

As soon as the Facet is bluetooth connected, there are a lot of sd init failed message when you read the serial output

Your workbench

• RTK Facet
• Firmware v4.0
• No SD card inserted

Steps to reproduce

Connect a terminal on the Usb serial output, wait a few seconds, then connect a android phone with the Facet via a Ntrip Client.

Batt (67%): Voltage: 4.02V Charging: 28.70%/hr Green
Rover Accuracy (m): 1.0526, SIV: 17
Rover Accuracy (m): 1.0505, SIV: 17
Rover Accuracy (m): 1.0482, SIV: 17
Batt (67%): Voltage: 4.02V Charging: 28.70%/hr Green
Rover Accuracy (m): 1.0406, SIV: 18
Rover Accuracy (m): 1.0310, SIV: 18
Batt (67%): Voltage: 4.02V Charging: 28.70%/hr Green
Rover Accuracy (m): 1.0222, SIV: 18
Rover Accuracy (m): 1.0157, SIV: 18
Rover Accuracy (m): 1.0103, SIV: 18
Batt (67%): Voltage: 4.02V Charging: 24.34%/hr Green
Rover Accuracy (m): 1.0064, SIV: 18
Rover Accuracy (m): 1.0025, SIV: 18
Batt (67%): Voltage: 4.02V Charging: 24.34%/hr Green
Rover Accuracy (m): 1.0001, SIV: 18
Rover Accuracy (m): 0.9993, SIV: 18
Rover Accuracy (m): 0.9980, SIV: 18
Batt (67%): Voltage: 4.02V Charging: 24.34%/hr Green
BT client Connected
Rover Accuracy (m): 0.9967, SIV: 19
SD init failed - using SPI and SdFat. Is card formatted?
SD init failed - using SPI and SdFat. Is card formatted?
Rover Accuracy (m): 0.9886, SIV: 19
SD init failed - using SPI and SdFat. Is card formatted?
Batt (67%): Voltage: 4.02V Charging: 24.34%/hr Green
SD init failed - using SPI and SdFat. Is card formatted?
Rover Accuracy (m): 0.9803, SIV: 19
SD init failed - using SPI and SdFat. Is card formatted?
SD init failed - using SPI and SdFat. Is card formatted?
Rover Accuracy (m): 1.9232, SIV: 19
STATE_ROVER_FIX --> STATE_ROVER_RTK_FLOAT, 2024-03-14 13:55:15.070
SD init failed - using SPI and SdFat. Is card formatted?
Rover Accuracy (m): 0.5185, SIV: 19
Batt (67%): Voltage: 4.02V Charging: 24.34%/hr Green
SD init failed - using SPI and SdFat. Is card formatted?
Rover Accuracy (m): 0.3321, SIV: 19
SD init failed - using SPI and SdFat. Is card formatted?
BT client disconnected
Rover Accuracy (m): 0.2890, SIV: 19
Batt (68%): Voltage: 4.02V Charging: 28.29%/hr Green
Rover Accuracy (m): 0.2745, SIV: 19
Rover Accuracy (m): 0.2648, SIV: 19
Batt (68%): Voltage: 4.02V Charging: 28.29%/hr Green
Rover Accuracy (m): 0.2580, SIV: 19

Expected behavior

I don't know if it's a big deal, but it's strange, we should not see this type of message.