UART API UART setup

Table 1. UART API uart_setup
Routine uart_setup
Prototype UART_HANDLE_T* uart_setup(uint32_t base_addr, uint8_t *ram) ;
Input parameter base_addr: Base address of register for this uart block. ram: Pointer to the memory space for uart instance. The size of the memory space can be obtained by the uart_get_mem_size function.
Return The handle to corresponding uart instance.
Description Setup UART instance with provided memory and return the handle to this instance.

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