build(gitignore): 保留 CMSIS-DSP 预编译库,不再被 *.lib 忽略
两个子工程的 .gitignore 来自通用 C 模板,其中的 *.lib 规则会把 Middlewares/ST/ARM/DSP/Lib 下的 arm_cortexM4lf_math.lib(CMSIS-DSP 预编译 库)一并排除。该文件是源码依赖而非构建产物,是工程链接 DSP 依赖时必须 的输入,一旦不入库,新克隆的仓库无法构建。故移除 *.lib 忽略规则。
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@@ -1,24 +0,0 @@
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#include "bsp_uart.h"
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/**
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* @brief 使用uart发送数据
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* @param huart
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* @param pData
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* @param Size
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* @param Timeout
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* @return
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*/
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UartSendState_e UartSendTxMessage(
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UART_HandleTypeDef * huart, uint8_t * pData, uint16_t Size, uint32_t Timeout)
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{
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uint8_t cnt = 5; //最大重发次数
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HAL_StatusTypeDef status = HAL_UART_Transmit(huart, pData, Size, Timeout);
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while (cnt-- && status != HAL_OK) {
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status = HAL_UART_Transmit(huart, pData, Size, Timeout);
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}
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if (status == HAL_OK) {
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return UART_SEND_OK;
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}
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return UART_SEND_FAIL;
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}
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