Update README.md

nimaltd · web-flow · commit 819ad9c7c339 · 2023-02-14T14:15:20.000+03:30
diff --git a/README.md b/README.md
@@ -7,8 +7,9 @@
 --------------------------------------------------------------------------------
 * http://github.com/nimaltd/ws281x
 -----------------------------------------------------------   
+* This library using HEAP memory. If could not init, increase your HEAP size. (35 byte per pixel)
 * Enable SPI and DMA.
-* Set MSB and 3.3MHz of speed.
+* Set MSB with 3.3MHz of speed.
 * Create a struct.
 * Call Init.
 * Don't forget to use ws281x_update after set pixels.
@@ -23,7 +24,7 @@ int main()
 {
   ...  
 }
-
+// 216 * 35 = 7560 bytes heap usage
 void task_other(void const * argument)
 {
   ws281x_init(&pixel, &hspi1, 216, ws281x_order_grb);

Original file line number	Diff line number	Diff line change
`@@ -7,8 +7,9 @@`
`7`	`7`	`--------------------------------------------------------------------------------`
`8`	`8`	`* http://github.com/nimaltd/ws281x`
`9`	`9`	`-----------------------------------------------------------`
	`10`	`+* This library using HEAP memory. If could not init, increase your HEAP size. (35 byte per pixel)`
`10`	`11`	`* Enable SPI and DMA.`
`11`		`-* Set MSB and 3.3MHz of speed.`
	`12`	`+* Set MSB with 3.3MHz of speed.`
`12`	`13`	`* Create a struct.`
`13`	`14`	`* Call Init.`
`14`	`15`	`* Don't forget to use ws281x_update after set pixels.`
`@@ -23,7 +24,7 @@ int main()`
`23`	`24`	`{`
`24`	`25`	`...`
`25`	`26`	`}`
`26`		`-`
	`27`	`+// 216 * 35 = 7560 bytes heap usage`
`27`	`28`	`void task_other(void const * argument)`
`28`	`29`	`{`
`29`	`30`	`ws281x_init(&pixel, &hspi1, 216, ws281x_order_grb);`