0 2 * * * /usr/local/bin/writeat --target /var/log/cron.log --position begin --text "=== Daily Reset $(date) ===\n" --atomic
| Protocol | Physical Layer | Max Payload | Use Case | |----------|----------------|-------------|-----------| | Modbus RTU | RS-232/RS-485 | 252 bytes | Legacy PLCs | | Modbus TCP | Ethernet | 260 bytes | Modern controllers | | Raw Serial | TTL/UART | 512 bytes | Custom embedded stations | | HTTP/JSON | Ethernet | 8 KB | RESTful command APIs |
Previously, pressing Ctrl+C during a write would create a corrupted file. Version 1.0.4 introduces --atomic , which stages changes in a temporary file before renaming. This prevents partial writes.
brew tap command-station/tap brew install command-station@1.0.4 write at command station v1.0.4
Note down whether your system is or 64-bit (x64) . 2. Installing MediaTek/VCOM USB Drivers
Users can import structural text or .txt files containing long chains of sequential AT commands to flash settings automatically.
AT+CGMI – Retrieves the manufacturer identification string. 0 2 * * * /usr/local/bin/writeat --target /var/log/cron
Update today to v1.0.4 and experience the difference:
Security and access control
Semantics:
Error handling and retries
Guidelines: