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https://gitee.com/dlmu-cone/half-steering-basic-framework
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supercap
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@@ -1,21 +1,16 @@
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<!--
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* @Descripttion:
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* @version:
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* @Author: Chenfu
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* @Date: 2022-12-02 21:32:47
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* @LastEditTime: 2022-12-05 15:27:57
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-->
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# super_can
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# super_cap (适配版)
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## 代码结构
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.h中放置的是数据定义和外部接口,以及协议的定义和宏,.c中包含一些私有函数。
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.h中放置的是数据和协议枚举定义、控制接口,.c中包含CAN接收中断的回调解析以及发送打包逻辑。当前版本已完全适配群星战队的超级电容协议。
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## 外部接口
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```c
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SuperCapInstance *SuperCapInit(SuperCap_Init_Config_s* supercap_config);
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void SuperCapSend(SuperCapInstance *instance, uint8_t *data);
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void SuperCapSend(SuperCapInstance *instance, SuperCap_TxMsg_s *tx_data);
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void SuperCapSetPowerOffset(SuperCapInstance *instance, uint8_t offset);
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SuperCap_Msg_s SuperCapGet(SuperCapInstance *instance);
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```
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## 私有函数和变量
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@@ -25,7 +20,7 @@ static uint8_t *rxbuff;
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static void SuperCapRxCallback(can_instance *_instance)
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```
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`SuperCapRxCallback()`是super cap初始化can实例时的回调函数,用于can接收中断,进行协议解析。
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SuperCapRxCallback()是super cap初始化can实例时的回调函数,用于CAN接收中断,进行协议解析(包含底盘功率右移量程的还原等处理)。
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## 使用范例
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@@ -33,22 +28,28 @@ static void SuperCapRxCallback(can_instance *_instance)
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```c
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SuperCap_Init_Config_s capconfig = {
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.can_config = {
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.can_handle = &hcan1,
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.rx_id = 0x301,
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.tx_id = 0x302
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},
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.recv_data_len = 4*sizeof(uint16_t),
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.send_data_len = sizeof(uint8_t)
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};
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SuperCapInstance *ins =SuperCapInit(&capconfig);
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.can_config = {
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.can_handle = &hcan1,
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.rx_id = 0x100, // 超级电容发给C板的ID
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.tx_id = 0x001 // C板发给超级电容的ID
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}
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};
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SuperCapInstance *ins = SuperCapInit(&capconfig);
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// 如果需要设置功率补偿
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SuperCapSetPowerOffset(ins, 5);
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```
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发送通过`SuperCapSend()`,建议使用强制类型转换:
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发送控制指令时,使用 SuperCap_TxMsg_s 结构体:
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```c
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uint16_t tx = 0x321;
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SuperCapSend(ins, (uint8_t*)&tx);
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SuperCap_TxMsg_s tx_cmd = {
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.Enable = 1,
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.Charge = 1,
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.Powerlimit = 60,
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.ChargePower = 40
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};
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SuperCapSend(ins, &tx_cmd);
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```
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