uint8_t* p_tmp = (uint8_t*)p_buff;
时间: 2024-02-24 15:51:36 浏览: 31
`uint8_t* p_tmp = (uint8_t*)p_buff;`是将指针`p_buff`强制转换为`uint8_t*`类型的指针。这样做的目的是将指针指向的数据解释为`uint8_t`类型的数据。
相关问题:
1. 什么是指针?
2. C++中的类型转换有哪些方式?
3. 如何使用unique_ptr来管理内存空间?
相关问题
uint8_t* p和uint8_t *p
uint8_t* p 和 uint8_t *p 都是指针的声明方式,表示p是一个指向uint8_t类型的指针变量。这两种写法等价,可以用来指向uint8_t类型的内存地址。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
#### 引用[.reference_title]
- *1* *3* [Qt总结之十四:uint8_t / uint16_t / uint32_t /uint64_t数据类型详解](https://blog.csdn.net/Aidam_Bo/article/details/85775846)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v92^chatsearchT0_1"}}] [.reference_item style="max-width: 50%"]
- *2* [*(uint32_t *)&(PERIPH) == GPIOX)](https://blog.csdn.net/Taqingjie/article/details/112622180)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v92^chatsearchT0_1"}}] [.reference_item style="max-width: 50%"]
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uint32_t *转uint8_t*
要将uint32_t *转换为uint8_t *,您可以使用以下方法:
首先,您可以使用jstringTostring函数将uint32_t *转换为字符串。
然后,使用tmp = (*(u8 i) >> 4) * (1 - j) (*(u8 i) & 0x0F) * j;将字符串转换为uint8_t *。
最后,使用stoJstring函数将uint8_t *转换回jstring。
请注意,这里提供的引用内容与问题之间没有直接关联,因此需要在回答中逻辑连接它们。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
#### 引用[.reference_title]
- *1* *3* [uint8_t*和jstring之间的转换](https://blog.csdn.net/weixin_42363315/article/details/115503839)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v93^chatsearchT3_2"}}] [.reference_item style="max-width: 50%"]
- *2* [C语言中uint8_t*转char*](https://blog.csdn.net/weixin_32820805/article/details/117016056)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v93^chatsearchT3_2"}}] [.reference_item style="max-width: 50%"]
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