rt-thread-official/bsp/swm320/libraries/SWM320_StdPeriph_Driver/SWM320_port.c

/****************************************************************************************************************************************** 
* <EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: SWM320_port.c
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD>:	SWM320<EFBFBD><EFBFBD>Ƭ<EFBFBD><EFBFBD><EFBFBD>Ķ˿<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ź<EFBFBD><EFBFBD><EFBFBD>ѡ<EFBFBD><EFBFBD><EFBFBD>⺯<EFBFBD><EFBFBD>
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>֧<EFBFBD><EFBFBD>:	http://www.synwit.com.cn/e/tool/gbook/?bid=1
* ע<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:
* <EFBFBD>汾<EFBFBD><EFBFBD><EFBFBD><EFBFBD>: V1.1.0		2017<EFBFBD><EFBFBD>10<EFBFBD><EFBFBD>25<EFBFBD><EFBFBD>
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>¼: 
*
*
*******************************************************************************************************************************************
* @attention
*
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS WITH CODING INFORMATION 
* REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME. AS A RESULT, SYNWIT SHALL NOT BE HELD LIABLE 
* FOR ANY DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE CONTENT 
* OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING INFORMATION CONTAINED HEREIN IN CONN-
* -ECTION WITH THEIR PRODUCTS.
*
* COPYRIGHT 2012 Synwit Technology 
*******************************************************************************************************************************************/
#include "SWM320.h"
#include "SWM320_port.h"


/****************************************************************************************************************************************** 
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: PORT_Init()
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD>:	<EFBFBD>˿<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ź<EFBFBD><EFBFBD><EFBFBD>ѡ<EFBFBD>񣬿<EFBFBD><EFBFBD>õĹ<EFBFBD><EFBFBD>ܼ<EFBFBD>"SWM320_port.h"<EFBFBD>ļ<EFBFBD>
* <EFBFBD><EFBFBD>    <EFBFBD><EFBFBD>: uint32_t PORTx	   		ָ<EFBFBD><EFBFBD>PORT<EFBFBD>˿ڣ<EFBFBD><EFBFBD><EFBFBD>Чֵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>PORTA<EFBFBD><EFBFBD>PORTB<EFBFBD><EFBFBD>PORTC<EFBFBD><EFBFBD>PORTM<EFBFBD><EFBFBD>PORTN<EFBFBD><EFBFBD>PORTP
*			uint32_t n		   		ָ<EFBFBD><EFBFBD>PORT<EFBFBD><EFBFBD><EFBFBD>ţ<EFBFBD><EFBFBD><EFBFBD>Чֵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>PIN0<EFBFBD><EFBFBD>PIN1<EFBFBD><EFBFBD>PIN2<EFBFBD><EFBFBD>... ... PIN22<EFBFBD><EFBFBD>PIN23
*			uint32_t func	   		ָ<EFBFBD><EFBFBD><EFBFBD>˿<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD>趨<EFBFBD>Ĺ<EFBFBD><EFBFBD>ܣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȡֵ<EFBFBD><EFBFBD>"SWM320_port.h"<EFBFBD>ļ<EFBFBD>
*			uint32_t digit_in_en   	<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʹ<EFBFBD><EFBFBD>
* <EFBFBD><EFBFBD>    <EFBFBD><EFBFBD>: <EFBFBD><EFBFBD>
* ע<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ű<EFBFBD><EFBFBD><EFBFBD>nΪż<EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD>funcȡֵֻ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>FUNMUX0<EFBFBD><EFBFBD>ͷ<EFBFBD>ģ<EFBFBD><EFBFBD><EFBFBD>FUNMUX0_UART0_RXD
*			<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ű<EFBFBD><EFBFBD><EFBFBD>nΪ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD>funcȡֵֻ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>FUNMUX1<EFBFBD><EFBFBD>ͷ<EFBFBD>ģ<EFBFBD><EFBFBD><EFBFBD>FUNMUX1_UART0_TXD
******************************************************************************************************************************************/
void PORT_Init(uint32_t PORTx, uint32_t n, uint32_t func, uint32_t digit_in_en)
{
	switch((uint32_t)PORTx)
	{
		case ((uint32_t)PORTA):
			if(func > 99)
			{
				if(n < PIN6)
				{
					PORT->PORTA_MUX0 &= ~(0x1F << (n*5));
					PORT->PORTA_MUX0 |= (func-100) << (n*5);
				}
				else if(n < PIN12)
				{
					PORT->PORTA_MUX1 &= ~(0x1F << ((n-6)*5));
					PORT->PORTA_MUX1 |= (func-100) << ((n-6)*5);
				}
			}
			
			PORT->PORTA_SEL &= ~(0x03 << (n*2));
			PORT->PORTA_SEL |= (func > 99 ? 1 : func) << (n*2);
			
			PORT->PORTA_INEN &= ~(0x01 << n);
			PORT->PORTA_INEN |= (digit_in_en << n);
			break;
			
		case ((uint32_t)PORTB):
			if(func > 99)
			{
				if(n < PIN6)
				{
					PORT->PORTB_MUX0 &= ~(0x1F << (n*5));
					PORT->PORTB_MUX0 |= (func-100) << (n*5);
				}
				else if(n < PIN12)
				{
					PORT->PORTB_MUX1 &= ~(0x1F << ((n-6)*5));
					PORT->PORTB_MUX1 |= (func-100) << ((n-6)*5);
				}
			}
			
			PORT->PORTB_SEL &= ~(0x03 << (n*2));
			PORT->PORTB_SEL |= (func > 99 ? 1 : func) << (n*2);
			
			PORT->PORTB_INEN &= ~(0x01 << n);
			PORT->PORTB_INEN |= (digit_in_en << n);
			break;
		
		case ((uint32_t)PORTC):
			if(func > 99)
			{
				if(n < PIN6)
				{
					PORT->PORTC_MUX0 &= ~(0x1F << (n*5));
					PORT->PORTC_MUX0 |= (func-100) << (n*5);
				}
				else if(n < PIN12)
				{
					PORT->PORTC_MUX1 &= ~(0x1F << ((n-6)*5));
					PORT->PORTC_MUX1 |= (func-100) << ((n-6)*5);
				}
			}
			
			PORT->PORTC_SEL &= ~(0x03 << (n*2));
			PORT->PORTC_SEL |= (func > 99 ? 1 : func) << (n*2);
			
			PORT->PORTC_INEN &= ~(0x01 << n);
			PORT->PORTC_INEN |= (digit_in_en << n);
			break;
		
		case ((uint32_t)PORTM):
			if(func > 99)
			{
				if(n < PIN6)
				{
					PORT->PORTM_MUX0 &= ~(0x1F << (n*5));
					PORT->PORTM_MUX0 |= (func-100) << (n*5);
				}
				else if(n < PIN12)
				{
					PORT->PORTM_MUX1 &= ~(0x1F << ((n-6)*5));
					PORT->PORTM_MUX1 |= (func-100) << ((n-6)*5);
				}
				else if(n < PIN18)
				{
					PORT->PORTM_MUX2 &= ~(0x1F << ((n-12)*5));
					PORT->PORTM_MUX2 |= (func-100) << ((n-12)*5);
				}
				else if(n < PIN24)
				{
					PORT->PORTM_MUX3 &= ~(0x1F << ((n-18)*5));
					PORT->PORTM_MUX3 |= (func-100) << ((n-18)*5);
				}
			}
			
			if(n < 16)
			{
				PORT->PORTM_SEL0 &= ~(0x03 << (n*2));
				PORT->PORTM_SEL0 |= (func > 99 ? 1 : func) << (n*2);
			}
			else
			{
				PORT->PORTM_SEL1 &= ~(0x03 << ((n-16)*2));
				PORT->PORTM_SEL1 |= (func > 99 ? 1 : func) << ((n-16)*2);
			}
			
			PORT->PORTM_INEN &= ~(0x01 << n);
			PORT->PORTM_INEN |= (digit_in_en << n);
			break;
		
		case ((uint32_t)PORTN):
			if(func > 99)
			{
				if(n < PIN6)
				{
					PORT->PORTN_MUX0 &= ~(0x1F << (n*5));
					PORT->PORTN_MUX0 |= (func-100) << (n*5);
				}
				else if(n < PIN12)
				{
					PORT->PORTN_MUX1 &= ~(0x1F << ((n-6)*5));
					PORT->PORTN_MUX1 |= (func-100) << ((n-6)*5);
				}
				else if(n < PIN18)
				{
					PORT->PORTN_MUX2 &= ~(0x1F << ((n-12)*5));
					PORT->PORTN_MUX2 |= (func-100) << ((n-12)*5);
				}
			}
			
			if(n < 16)
			{
				PORT->PORTN_SEL0 &= ~(0x03 << (n*2));
				PORT->PORTN_SEL0 |= (func > 99 ? 1 : func) << (n*2);
			}
			else
			{
				PORT->PORTN_SEL1 &= ~(0x03 << ((n-16)*2));
				PORT->PORTN_SEL1 |= (func > 99 ? 1 : func) << ((n-16)*2);
			}
			
			PORT->PORTN_INEN &= ~(0x01 << n);
			PORT->PORTN_INEN |= (digit_in_en << n);
			break;
			
		case ((uint32_t)PORTP):
			if(func > 99)
			{
				if(n < PIN6)
				{
					PORT->PORTP_MUX0 &= ~(0x1F << (n*5));
					PORT->PORTP_MUX0 |= (func-100) << (n*5);
				}
				else if(n < PIN12)
				{
					PORT->PORTP_MUX1 &= ~(0x1F << ((n-6)*5));
					PORT->PORTP_MUX1 |= (func-100) << ((n-6)*5);
				}
				else if(n < PIN18)
				{
					PORT->PORTP_MUX2 &= ~(0x1F << ((n-12)*5));
					PORT->PORTP_MUX2 |= (func-100) << ((n-12)*5);
				}
				else if(n < PIN24)
				{
					PORT->PORTP_MUX3 &= ~(0x1F << ((n-18)*5));
					PORT->PORTP_MUX3 |= (func-100) << ((n-18)*5);
				}
			}
			
			if(n < 16)
			{
				PORT->PORTP_SEL0 &= ~(0x03 << (n*2));
				PORT->PORTP_SEL0 |= (func > 99 ? 1 : func) << (n*2);
			}
			else
			{
				PORT->PORTP_SEL1 &= ~(0x03 << ((n-16)*2));
				PORT->PORTP_SEL1 |= (func > 99 ? 1 : func) << ((n-16)*2);
			}
			
			PORT->PORTP_INEN &= ~(0x01 << n);
			PORT->PORTP_INEN |= (digit_in_en << n);
			break;
	}
}