*/
#include "debug.h"
#include "string.h"
#include
/* DATA ADDRESS Length Definition */
#define Address_8bit? 0
#define Address_16bit? 1
/*? DATA ADDRESS Length Selection */
#define Address_Lenth? ?Address_8bit
//#define Address_Lenth? ?Address_16bit
#define? X_LED? (6)? //橫向LED數(shù)量
#define? Y_LED? (15) //縱向LED數(shù)量
#define? SCALINGS (15) //scaling數(shù)量
#define DATA_MAX 60//(X_LED*Y_LED)
#define DATA_SIZE sizeof(data[DATA_MAX])
#define DEVICE1? 0
#define DEVICE2? 1
typedef struct{
? ?u8 B;
? ?u8 G;
? ?u8 R;
}RGB_LED;
RGB_LED data[DATA_MAX];
/*******************************************************************************
* Function Name? : IS31F3729_I2c_Init
* Description? ? : Initializes the IIC peripheral.
* Input? ? ? ? ? : None
* Return? ? ? ? ?: None
********************************************************************************/
void IS31F3729_I2c_Init( u32 bound, u16 address)
{
? ? GPIO_InitTypeDef GPIO_InitStructure;
? ? I2C_InitTypeDef I2C_InitTSturcture;
? ? RCC_APB2PeriphClockCmd( RCC_APB2Periph_GPIOB|RCC_APB2Periph_GPIOC|RCC_APB2Periph_AFIO, ENABLE );
? ? GPIO_PinRemapConfig(GPIO_Remap_I2C1, ENABLE);
? ? RCC_APB1PeriphClockCmd( RCC_APB1Periph_I2C1, ENABLE );
? ? GPIO_InitStructure.GPIO_Pin = GPIO_Pin_8;
? ? GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_OD;
? ? GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
? ? GPIO_Init( GPIOB, &GPIO_InitStructure );
? ? GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9;
? ? GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_OD;
? ? GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
? ? GPIO_Init( GPIOB, &GPIO_InitStructure );
? ? GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6;
? ? GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
? ? GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
? ? GPIO_Init( GPIOB, &GPIO_InitStructure );
? ? GPIO_SetBits(GPIOB, GPIO_Pin_6);
? ? GPIO_InitStructure.GPIO_Pin = GPIO_Pin_13;
? ? GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
? ? GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
? ? GPIO_Init( GPIOC, &GPIO_InitStructure );
? ? GPIO_ResetBits(GPIOC, GPIO_Pin_13);
? ? I2C_InitTSturcture.I2C_ClockSpeed = bound;
? ? I2C_InitTSturcture.I2C_Mode = I2C_Mode_I2C;
? ? I2C_InitTSturcture.I2C_DutyCycle = I2C_DutyCycle_2;
? ? I2C_InitTSturcture.I2C_OwnAddress1 = address;
? ? I2C_InitTSturcture.I2C_Ack = I2C_Ack_Enable;
? ? I2C_InitTSturcture.I2C_AcknowledgedAddress = I2C_AcknowledgedAddress_7bit;
? ? I2C_Init( I2C1, &I2C_InitTSturcture );
? ? I2C_Cmd( I2C1, ENABLE );
? ? I2C_AcknowledgeConfig( I2C1, ENABLE );
}
/*******************************************************************************
* Function Name? : IS31F3729_ReadOneByte
* Description? ? : Read one data from IS31F3729.
* Input? ? ? ? ? : ReadAddr: Read frist address.DEVICE1 address 0x68 and 0x69,DEVICE1 address 0x6e and 0x6f
* Return? ? ? ? ?: temp: Read data.
********************************************************************************/
u8 IS31F3729_ReadOneByte(u16 ReadAddr,u8 device)
{
? ? u8 temp=0;
? ? while( I2C_GetFlagStatus( I2C1, I2C_FLAG_BUSY ) != RESET );
? ? I2C_GenerateSTART( I2C1, ENABLE );
? ? while( !I2C_CheckEvent( I2C1, I2C_EVENT_MASTER_MODE_SELECT ) );
? ? if(device==DEVICE1)
? ? {
? ? ? ? I2C_Send7bitAddress( I2C1, 0x68, I2C_Direction_Transmitter ); //如果AD接地? I2C的器件寫地址是0x68
? ? }
? ? else if (device==DEVICE2)
? ? {
? ? ? ? I2C_Send7bitAddress( I2C1, 0x6e, I2C_Direction_Transmitter ); //如果AD接VCC I2C的器件寫地址是0x6e
? ? }
? ? while( !I2C_CheckEvent( I2C1, I2C_EVENT_MASTER_TRANSMITTER_MODE_SELECTED ) );
#if (Address_Lenth? == Address_8bit)
? ? I2C_SendData( I2C1, (u8)(ReadAddr&0x00FF) );
? ? while( !I2C_CheckEvent( I2C1, I2C_EVENT_MASTER_BYTE_TRANSMITTED ) );
#elif (Address_Lenth? == Address_16bit)
? ? I2C_SendData( I2C1, (u8)(ReadAddr>>8) );
? ? while( !I2C_CheckEvent( I2C1, I2C_EVENT_MASTER_BYTE_TRANSMITTED ) );
? ? I2C_SendData( I2C1, (u8)(ReadAddr&0x00FF) );
? ? while( !I2C_CheckEvent( I2C1, I2C_EVENT_MASTER_BYTE_TRANSMITTED ) );
#endif
? ? I2C_GenerateSTART( I2C1, ENABLE );
? ? while( !I2C_CheckEvent( I2C1, I2C_EVENT_MASTER_MODE_SELECT ) );
? ? if(device==DEVICE1)
? ? {
? ? ? ? I2C_Send7bitAddress( I2C1, 0X69, I2C_Direction_Transmitter );? //如果AD接地? I2C的器件讀地址是0x69
? ? }
? ? else if (device==DEVICE2)
? ? {
? ? ? ? I2C_Send7bitAddress( I2C1, 0x6f, I2C_Direction_Transmitter ); //如果AD接VCC? I2C的器件讀地址是0x6F
? ? }
? ? while( !I2C_CheckEvent( I2C1, I2C_EVENT_MASTER_RECEIVER_MODE_SELECTED ) );
? while( I2C_GetFlagStatus( I2C1, I2C_FLAG_RXNE ) ==? RESET )
? ? I2C_AcknowledgeConfig( I2C1, DISABLE );
? ? temp = I2C_ReceiveData( I2C1 );
? I2C_GenerateSTOP( I2C1, ENABLE );
? ? return temp;
}
/*******************************************************************************
* Function Name? : IS31F3729_WriteOneByte
* Description? ? : Write one data to IS31F3729.
* Input? ? ? ? ? : WriteAddr: Write frist address.DEVICE1 address 0x68 and 0x69,DEVICE1 address 0x6e and 0x6f
* Return? ? ? ? ?: DataToWrite: Write data.
********************************************************************************/
void IS31F3729_WriteOneByte(u16 WriteAddr,u8 DataToWrite,u8 device)
{
? ? while( I2C_GetFlagStatus( I2C1, I2C_FLAG_BUSY ) != RESET );
? ? GPIO_SetBits(GPIOC, GPIO_Pin_13);
? ? I2C_GenerateSTART( I2C1, ENABLE );
? ? while( !I2C_CheckEvent( I2C1, I2C_EVENT_MASTER_MODE_SELECT ) );
? ? if(device==DEVICE1)
? ? {
? ? ? ? I2C_Send7bitAddress( I2C1, 0X68, I2C_Direction_Transmitter );//如果AD接地? I2C的器件寫地址是0x68
? ? }
? ? else if (device==DEVICE2)
? ? {
? ? ? ? I2C_Send7bitAddress( I2C1, 0x6e, I2C_Direction_Transmitter );//如果AD接VCC I2C的器件寫地址是0x6e
? ? }
? ? while( !I2C_CheckEvent( I2C1, I2C_EVENT_MASTER_TRANSMITTER_MODE_SELECTED ) );
#if (Address_Lenth? == Address_8bit)
? ? I2C_SendData( I2C1, (u8)(WriteAddr&0x00FF) );
? ? while( !I2C_CheckEvent( I2C1, I2C_EVENT_MASTER_BYTE_TRANSMITTED ) );
#elif (Address_Lenth? == Address_16bit)
? ? I2C_SendData( I2C2, (u8)(WriteAddr>>8) );
? ? while( !I2C_CheckEvent( I2C2, I2C_EVENT_MASTER_BYTE_TRANSMITTED ) );
? ? I2C_SendData( I2C2, (u8)(WriteAddr&0x00FF) );
? ? while( !I2C_CheckEvent( I2C2, I2C_EVENT_MASTER_BYTE_TRANSMITTED ) );
#endif
? ? if( I2C_GetFlagStatus( I2C1, I2C_FLAG_TXE ) !=? RESET )
? ? {
? ? ? ? I2C_SendData( I2C1, DataToWrite );
? ? }
? ? while( !I2C_CheckEvent( I2C1, I2C_EVENT_MASTER_BYTE_TRANSMITTED ) );
? ? I2C_GenerateSTOP( I2C1, ENABLE );
}
/*******************************************************************************
* Function Name? : IS31F3729_Read
* Description? ? : Read multiple data from IS31F3729.
* Input? ? ? ? ? : ReadAddr: Read frist address.
*? ? ? ? ? ? ? ? ? pBuffer: Read data.
*? ? ? ? ? ? ? ? ? NumToRead: Data number.
*? ? ? ? ? ? ? ? ? device: choose device 1 and 2
* Return? ? ? ? ?: None
********************************************************************************/
void IS31F3729_Read(u16 ReadAddr,u8 *pBuffer,u16 NumToRead,u8 device)
{
? ? while(NumToRead)
? ? {
? ? ? ? *pBuffer++=IS31F3729_ReadOneByte(ReadAddr++,device);
? ? ? ? NumToRead--;
? ? }
}
/*******************************************************************************
* Function Name? : IS31F3729_Write
* Description? ? : Write multiple data to IS31F3729.
* Input? ? ? ? ? : WriteAddr: Write frist address.
*? ? ? ? ? ? ? ? ? pBuffer: Write data.
*? ? ? ? ? ? ? ? ? NumToWrite: Data number.
*? ? ? ? ? ? ? ? ? device: choose device 1 and 2
* Return? ? ? ? ?: None
********************************************************************************/
void IS31F3729_Write(u16 WriteAddr,u8 *pBuffer,u16 NumToWrite,u8 device)
{
? ? while(NumToWrite--)
? ? {
? ? ? ? IS31F3729_WriteOneByte(WriteAddr,*pBuffer,device);
? ? ? ? //printf("buff=%d\n",*pBuffer);
? ? ? ? //printf("addr=%d\n",WriteAddr);
? ? ? ? WriteAddr++;
? ? ? ? pBuffer++;
? ? ? ? //Delay_Ms(1);
? ? }
}
/*******************************************************************************
* Function Name? : IS31F3729_Init
* Description? ? : Initializes the DEVICE.
* Input? ? ? ? ? : None
* Return? ? ? ? ?: None
*******************************************************************************/
void IS31F3729_Init(void)
{
? ? u8 i;
? ? IS31F3729_I2c_Init(800000, 0x68);
? ? printf("start write data to DEVICE \r\n");
? ? for(i=0;i<((DATA_MAX/2)*3);i++)
? ? {
? ? ? ? IS31F3729_WriteOneByte(0X01+i,0x2f,DEVICE1);//pwm write 把全部LED全部點(diǎn)亮? PWM值為0x2f（0~0xff）
? ? }
? ? for(i=0;i
? ? {
? ? ? ? IS31F3729_WriteOneByte(0X90+i,0xff,DEVICE1);//scaling write
? ? }
? ? IS31F3729_WriteOneByte(0xa0,0x09,DEVICE1);? //ctrl device open
? ? IS31F3729_WriteOneByte(0xa1,0x40,DEVICE1);? //GCC write
? ? //Device2 init
? ? for(i=0;i<((DATA_MAX/2)*3);i++)
? ? {
? ? ? ? IS31F3729_WriteOneByte(0X01+i,0x2f,DEVICE2);//pwm write 把全部LED全部點(diǎn)亮? PWM值為0x2f（0~0xff）
? ? }
? ? for(i=0;i
? ? {
? ? ? ? IS31F3729_WriteOneByte(0X90+i,0xff,DEVICE2);//scaling write
? ? }
? ? IS31F3729_WriteOneByte(0xa0,0x09,DEVICE2);? //ctrl device open
? ? IS31F3729_WriteOneByte(0xa1,0x40,DEVICE2);? //GCC write
? ? printf("write data done! \r\n");
}
/*******************************************************************************
* Function Name? : LED_Refresh
* Description? ? : Refresh matrix LED screen.write data to two IS31F3729
* Input? ? ? ? ? : None
* Return? ? ? ? ?: None
********************************************************************************/
void LED_Refresh(void)
{
? ? u8 i;
? ? for(i = 0;i<60;i++)
? ? {
? ? ? ? if(i<(60/2))
? ? ? ? {
? ? ? ? ? ? if(i/5==0||i/5==3||i/5==6||i/5==9)
? ? ? ? ? ? {
? ? ? ? ? ? ? ? IS31F3729_WriteOneByte(0X01+i*3,data[i].B,DEVICE1);//PWM write
? ? ? ? ? ? ? ? IS31F3729_WriteOneByte(0X02+i*3,data[i].G,DEVICE1);//PWM write
? ? ? ? ? ? ? ? IS31F3729_WriteOneByte(0X03+i*3,data[i].R,DEVICE1);//PWM write
? ? ? ? ? ? }
? ? ? ? ? ? if(i/5==1||i/5==4||i/5==7||i/5==10)
? ? ? ? ? ? {
? ? ? ? ? ? ? ? IS31F3729_WriteOneByte(0X01+i*3,data[i].R,DEVICE1);//PWM write //IO口硬件連接錯(cuò)了調(diào)順序用
? ? ? ? ? ? ? ? IS31F3729_WriteOneByte(0X02+i*3,data[i].B,DEVICE1);//PWM write//IO口硬件連接錯(cuò)了調(diào)順序用
? ? ? ? ? ? ? ? IS31F3729_WriteOneByte(0X03+i*3,data[i].G,DEVICE1);//PWM write//IO口硬件連接錯(cuò)了調(diào)順序用
? ? ? ? ? ? }
? ? ? ? ? ? if(i/5==2||i/5==5||i/5==8||i/5==11)
? ? ? ? ? ? {
? ? ? ? ? ? ? ? IS31F3729_WriteOneByte(0X01+i*3,data[i].G,DEVICE1);//PWM write //IO口硬件連接錯(cuò)了調(diào)順序用
? ? ? ? ? ? ? ? IS31F3729_WriteOneByte(0X02+i*3,data[i].R,DEVICE1);//PWM write //IO口硬件連接錯(cuò)了調(diào)順序用
? ? ? ? ? ? ? ? IS31F3729_WriteOneByte(0X03+i*3,data[i].B,DEVICE1);//PWM write //IO口硬件連接錯(cuò)了調(diào)順序用
? ? ? ? ? ? }
? ? ? ? }
? ? ? ? else if(i>=(60/2))
? ? ? ? {
? ? ? ? ? ? if(i/5==0||i/5==3||i/5==6||i/5==9)
? ? ? ? ? ? {
? ? ? ? ? ? ? ? IS31F3729_WriteOneByte(0X01+(i-(60/2))*3,data[i].B,DEVICE2);//PWM write
? ? ? ? ? ? ? ? IS31F3729_WriteOneByte(0X02+(i-(60/2))*3,data[i].G,DEVICE2);//PWM write
? ? ? ? ? ? ? ? IS31F3729_WriteOneByte(0X03+(i-(60/2))*3,data[i].R,DEVICE2);//PWM write
? ? ? ? ? ? }
? ? ? ? ? ? if(i/5==1||i/5==4||i/5==7||i/5==10)
? ? ? ? ? ? {
? ? ? ? ? ? ? ? IS31F3729_WriteOneByte(0X01+(i-(60/2))*3,data[i].R,DEVICE2);//PWM write
? ? ? ? ? ? ? ? IS31F3729_WriteOneByte(0X02+(i-(60/2))*3,data[i].B,DEVICE2);//PWM write
? ? ? ? ? ? ? ? IS31F3729_WriteOneByte(0X03+(i-(60/2))*3,data[i].G,DEVICE2);//PWM write
? ? ? ? ? ? }
? ? ? ? ? ? if(i/5==2||i/5==5||i/5==8||i/5==11)
? ? ? ? ? ? {
? ? ? ? ? ? ? ? IS31F3729_WriteOneByte(0X01+(i-(60/2))*3,data[i].G,DEVICE2);//PWM write
? ? ? ? ? ? ? ? IS31F3729_WriteOneByte(0X02+(i-(60/2))*3,data[i].R,DEVICE2);//PWM write
? ? ? ? ? ? ? ? IS31F3729_WriteOneByte(0X03+(i-(60/2))*3,data[i].B,DEVICE2);//PWM write
? ? ? ? ? ? }
? ? ? ? }
? ? }
}
/*******************************************************************************
*?Function?Name??:?main
*?Description????:?Main?program.
*?Input??????????:?None
*?Return?????????:?None
*******************************************************************************/
int?main(void)
{
u8?i;
Delay_Init();
USART_Printf_Init(115200);
printf("SystemClk:%d\r\n",SystemCoreClock);
IS31F3729_Init();
????while(1)
????{
????????for?(i?=?0;?i?<=?DATA_MAX;?i++)
????????{
???????????data[i].B?=(rand()%0XFF);
???????????data[i].R?=(rand()%0XFF);
???????????data[i].G?=(rand()%0XFF);
????????}
????????LED_Refresh();
????????Delay_Ms(300);
????}
}
下面是效果
