From e3587ecd0064d24d295194dbbafe8e1791ea6399 Mon Sep 17 00:00:00 2001
From: justmarvinn <justmarvinnn@gmail.com>
Date: Sun, 20 Apr 2025 23:39:24 +0200
Subject: [PATCH] added useful info to README

---
 README.md | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

diff --git a/README.md b/README.md
index b9758f4..321f353 100644
--- a/README.md
+++ b/README.md
@@ -4,3 +4,32 @@
 ```SHELL
 curl -sSL "https://git.openergy.ru/LUCKFOX/SIM800C/raw/branch/main/install.sh" | bash
 ```
+
+---
+
+## Usage (via systemd unit)
+
+- Start & enable on startup
+```SHELL
+sudo systemctl start sim800
+sudo systemctl enable sim800
+```
+
+- Stop
+```SHELL
+sudo systemctl stop sim800
+```
+
+- Restart
+```SHELL
+sudo systemctl restart sim800
+```
+
+---
+
+## Dependencies
+
+### Ubuntu
+```SHELL
+sudo apt install ppp
+```