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msp432p401lp-cc256x: reserve 16 dma channel control structure (8 channels * 2 pri/alt)

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Matthias Ringwald 2020-11-24 22:26:41 +01:00
parent 49845b4368
commit 20d2b70ca1
1 changed files with 3 additions and 3 deletions
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6
port/msp432p401lp-cc256x/main.c
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@ -170,10 +170,10 @@ void hal_led_toggle(void){
#include "hal_uart_dma.h" #include "hal_uart_dma.h"
// DMA Control Table // DMA Control Table
// if not all channels are used, the alignment can be finer // 8 channels are implemented => 16 channel control data structures (a 16 bytes) are needed
// GCC // GCC
__attribute__ ((aligned (1024))) __attribute__ ((aligned (256)))
static DMA_ControlTable MSP_EXP432P401RLP_DMAControlTable[32]; static DMA_ControlTable MSP_EXP432P401RLP_DMAControlTable[16];
// RX Ping Pong Buffer - similar to circular buffer on other MCUs // RX Ping Pong Buffer - similar to circular buffer on other MCUs
#define HAL_DMA_RX_BUFFER_SIZE 64 #define HAL_DMA_RX_BUFFER_SIZE 64