From ae079c1fc5d990ba55714d4b3a51b19f96edaec4 Mon Sep 17 00:00:00 2001
From: WXK <287788329@qq.com>
Date: 星期四, 24 四月 2025 16:01:43 +0800
Subject: [PATCH] 改为中断来低电平触发发送当前扫描数据，3s内扫描不到的会退出，串口来55 AA 75 70 64 61 74 65，进入升级模式
---
01_SDK/modules/hal/panchip/panplat/pan1070/bsp/peripheral/src/pan_hal_dmac.c | 78 +++++++++++++++++++++++++--------------
1 files changed, 50 insertions(+), 28 deletions(-)
diff --git a/01_SDK/modules/hal/panchip/panplat/pan1070/bsp/peripheral/src/pan_hal_dmac.c b/01_SDK/modules/hal/panchip/panplat/pan1070/bsp/peripheral/src/pan_hal_dmac.c
index 8ed6e84..b182c57 100644
--- a/01_SDK/modules/hal/panchip/panplat/pan1070/bsp/peripheral/src/pan_hal_dmac.c
+++ b/01_SDK/modules/hal/panchip/panplat/pan1070/bsp/peripheral/src/pan_hal_dmac.c
@@ -19,8 +19,8 @@
.TransferType = DMAC_TransferType_Per2Mem,
// Destination config (Memory)
.AddrChangeDst = DMAC_AddrChange_Increment,
- .BurstLenDst = DMAC_BurstLen_4,
- .DataWidthDst = DMAC_DataWidth_32,
+ .BurstLenDst = DMAC_BurstLen_8,
+ .DataWidthDst = DMAC_DataWidth_8,
.HandshakeDst = DMAC_Handshake_Default,
// Source config (Peripheral)
.AddrChangeSrc = DMAC_AddrChange_NoChange,
@@ -103,11 +103,10 @@
/*set tx dma channel control&config register*/
.AddrChangeDst = DMAC_AddrChange_NoChange,
.AddrChangeSrc = DMAC_AddrChange_Increment,
- .BurstLenDst = DMAC_BurstLen_4,
- .BurstLenSrc = DMAC_BurstLen_4,
+ .BurstLenDst = DMAC_BurstLen_1,
+ .BurstLenSrc = DMAC_BurstLen_1,
.DataWidthDst = DMAC_DataWidth_8,
- // .DataWidthDst = DMAC_DataWidth_16,
- .DataWidthSrc = DMAC_DataWidth_32,
+ .DataWidthSrc = DMAC_DataWidth_8,
.TransferType = DMAC_TransferType_Mem2Per,
.FlowControl = DMAC_FlowControl_DMA,
.HandshakeDst = DMAC_Handshake_Hardware,
@@ -121,11 +120,10 @@
/*set tx dma channel control&config register*/
.AddrChangeDst = DMAC_AddrChange_NoChange,
.AddrChangeSrc = DMAC_AddrChange_Increment,
- .BurstLenDst = DMAC_BurstLen_4,
- .BurstLenSrc = DMAC_BurstLen_4,
- //.DataWidthDst = DMAC_DataWidth_8,
+ .BurstLenDst = DMAC_BurstLen_1,
+ .BurstLenSrc = DMAC_BurstLen_1,
.DataWidthDst = DMAC_DataWidth_16,
- .DataWidthSrc = DMAC_DataWidth_32,
+ .DataWidthSrc = DMAC_DataWidth_16,
.TransferType = DMAC_TransferType_Mem2Per,
.FlowControl = DMAC_FlowControl_DMA,
.HandshakeDst = DMAC_Handshake_Hardware,
@@ -143,8 +141,7 @@
.AddrChangeSrc = DMAC_AddrChange_NoChange,
.BurstLenDst = DMAC_BurstLen_4,
.BurstLenSrc = DMAC_BurstLen_4,
- //.DataWidthDst = DMAC_DataWidth_8,
- .DataWidthDst = DMAC_DataWidth_32,
+ .DataWidthDst = DMAC_DataWidth_8,
.DataWidthSrc = DMAC_DataWidth_8,
.TransferType = DMAC_TransferType_Per2Mem,
.FlowControl = DMAC_FlowControl_DMA,
@@ -180,44 +177,61 @@
NVIC_EnableIRQ(DMA_IRQn);
}
-void DMA_IRQHandler(void)
+__WEAK void DMA_IRQHandlerOverlay(void)
{
+ int16_t remaind_cnt;
+
/* Handle DMA Transfer Complete Interrupt */
if (DMAC_CombinedIntStatus(DMA, DMAC_FLAG_MASK_TFR))
{
- for (int i = 0; i < 3; i++)
+ for (int i = 0; i < DMAC_CHANNEL_NUMS; i++)
{
if (DMAC_IntFlag(DMA, i, DMAC_FLAG_INDEX_TFR))
{
- DMAC_Channel_Array[i].XferFlag = true;
DMAC_ClrIntFlag(DMA, i, DMAC_FLAG_INDEX_TFR);
-
-// DMAC_Channel_Array[i].StopFlag =true;
- /* Release DMA Rx channel */
- DMAC_ReleaseChannel(DMA, i);
switch (DMAC_Channel_Array[i].PeriMode)
{
case DMAC_Peri_UART:
- if (DMAC_Channel_Array[i].CallbackUart != NULL)
+ DMAC_Channel_Array[i].XferCount += DMAC_GetXferredBlockCount(DMA, i);
+ remaind_cnt = DMAC_Channel_Array[i].XferSize - DMAC_Channel_Array[i].XferCount;
+ if (remaind_cnt > 0)
{
- DMAC_Channel_Array[i].CallbackUart(UART_CB_FLAG_DMA, (uint8_t *)DMAC_Channel_Array[i].pBuffPtr,
- DMAC_Channel_Array[i].XferSize);
+ if (remaind_cnt < 1024)
+ {
+ DMAC_ContinueChannel(DMA, i, remaind_cnt);
+ }
+ else
+ {
+ DMAC_ContinueChannel(DMA, i, 1023);
+ }
+ }
+ else
+ {
+ if (DMAC_Channel_Array[i].CallbackUart != NULL)
+ {
+ if (DMAC_Channel_Array[i].ConfigTmp.TransferType == DMAC_TransferType_Per2Mem)
+ {
+ ((HAL_UART_HandleTypeDef*)DMAC_Channel_Array[i].periph)->isRxBusy = false;
+ }
+ else if (DMAC_Channel_Array[i].ConfigTmp.TransferType == DMAC_TransferType_Mem2Per)
+ {
+ ((HAL_UART_HandleTypeDef*)DMAC_Channel_Array[i].periph)->isTxBusy = false;
+ }
+ DMAC_Channel_Array[i].CallbackUart(UART_CB_FLAG_DMA, (uint8_t *)DMAC_Channel_Array[i].pBuffPtr,
+ DMAC_Channel_Array[i].XferCount);
+ }
}
break;
case DMAC_Peri_I2C:
+ DMAC_ReleaseChannel(DMA, i);
if (DMAC_Channel_Array[i].CallbackI2c != NULL)
{
DMAC_Channel_Array[i].CallbackI2c(I2C_CB_FLAG_DMA, (uint8_t *)DMAC_Channel_Array[i].pBuffPtr,
DMAC_Channel_Array[i].XferSize);
}
- case DMAC_Peri_ADC:
- if (DMAC_Channel_Array[i].CallbackAdc!= NULL)
- {
- DMAC_Channel_Array[i].CallbackAdc(ADC_CB_FLAG_DMA, DMAC_Channel_Array[i].pBuffPtr,
- DMAC_Channel_Array[i].XferSize);
- }
case DMAC_Peri_SPI:
+ DMAC_ReleaseChannel(DMA, i);
if (DMAC_Channel_Array[i].CallbackSpi!= NULL)
{
DMAC_Channel_Array[i].CallbackSpi(SPI_CB_FLAG_DMA, (uint16_t *)DMAC_Channel_Array[i].pBuffPtr,
@@ -285,3 +299,11 @@
}
}
+void DMA_IRQHandler(void)
+{
+ PAN_IO_TIMING_TRACK_LEVEL(CONFIG_TRACK_PIN_DMA_IRQ, 1);
+
+ DMA_IRQHandlerOverlay();
+
+ PAN_IO_TIMING_TRACK_LEVEL(CONFIG_TRACK_PIN_DMA_IRQ, 0);
+}
--
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