lpc175x reworked peripheral_memory_impl transfer bytes writing

itzandroidtab · itzandroidtab · commit 8616a0c81e96 · 2026-03-13T00:49:20.000+01:00
diff --git a/targets/core/nxp/lpc175x/dma.hpp b/targets/core/nxp/lpc175x/dma.hpp
@@ -263,7 +263,7 @@ namespace klib::core::lpc175x::io {
             }
 
             // set the amount of data we will transfer
-            Dma::port->CH[Channel].CONTROL |= current_transfer;
+            Dma::port->CH[Channel].CONTROL = (Dma::port->CH[Channel].CONTROL & (~0xfff)) | current_transfer;
 
             // check if we need a irq after the current
             if (!needs_irq) [[unlikely]] {

Original file line number	Diff line number	Diff line change
`@@ -263,7 +263,7 @@ namespace klib::core::lpc175x::io {`
`263`	`263`	`}`
`264`	`264`
`265`	`265`	`// set the amount of data we will transfer`
`266`		`- Dma::port->CH[Channel].CONTROL \|= current_transfer;`
	`266`	`+ Dma::port->CH[Channel].CONTROL = (Dma::port->CH[Channel].CONTROL & (~0xfff)) \| current_transfer;`
`267`	`267`
`268`	`268`	`// check if we need a irq after the current`
`269`	`269`	`if (!needs_irq) [[unlikely]] {`