CSD (Circuit Switched Data)¶

• Table of contents
• CSD (Circuit Switched Data)
  • L1 PHY support

This page documents Circuit Switched Data support in the mobile application (see #4396).

L1 PHY support¶

At the time of writing this wiki page, CSD support is implemented for the following L1 PHYs:

• Layer1bin firmware for Calypso based phones
• SDR PHY (osmo-trx-ms) + trxcon application
• SDR PHY (grgsm_trx) + trxcon application
• FakeTRX (virtual Um) + trxcon application