update docs

CHANGELOG.md

@@ -16,6 +16,7 @@ Before any major/minor/patch is released all test units will be run to verify th
 - Patch class
 - Option class
 - Device classes
+- EQ class
 
 ## [3.3.0] - 2024-06-29
 

README.md

@@ -321,6 +321,11 @@ The following strip.eq | bus.eq commands are available:
 - on: bool
 - ab: bool
 
+The following strip.eq | bus.eq methods are available:
+
+- Load($filepath) : string
+- Save($filepath) : string
+
 for example:
 
 ```powershell
@@ -328,6 +333,23 @@ $vmr.strip[0].eq.on = $true
 $vmr.bus[0].eq.ab = $false
 ```
 
+##### channel.cell
+
+The following eq.channel.cell commands are available:
+
+- on: bool
+- type: int, from 0 to 6
+- f: float, from 20.0 to 20000.0
+- gain: float, from -12.0 to 12.0
+- q: float, from 0.3 to 100.0
+
+for example:
+
+```powershell
+$vmr.strip[2].eq.channel[1].cell[4].type = 1
+$vmr.bus[5].eq.channel[6].cell[3].on = $false
+```
+
 #### FadeTo | FadeBy
 
 - `FadeTo(amount, time)` : float, int