/**************************************************************************************************
z-stack代码,SPI总线写数据
**************************************************************************************************/
void HalLcd_HW_Write(uint8 data)
{
#ifdef CC2530DK_V1
//do nothiing
#else
//保存原来MISO引脚的设置，方向和功能选择
uint8 dir = P1DIR;
uint8 sel = P1SEL;
/*
0为input 1为output
这里要设为输出，控制lcd的A0(命令或数据选择)
*/
P1DIR |=BV(7);
/*
0为GPIO,1为外设，
这里用到的是MISO引脚的GPIO功能，
因此相应引脚设为0? */
P1SEL &=~(BV(7));
#endif
LCD_SPI_BEGIN();
LCD_DO_WRITE();
LCD_SPI_TX(data);
LCD_SPI_WAIT_RXRDY();
LCD_SPI_END();
#ifdef CC2530DK_V1
//do nothiing
#else
P1DIR =dir;
P1SEL =sel;
#endif
}
/**************************************************************************************************
z-stack代码,SPI总线写命令
**************************************************************************************************/
void HalLcd_HW_Control(uint8 cmd)
{
#ifdef CC2530DK_V1
//do nothiing
#else
//保存原来MISO引脚的设置
uint8 dir = P1DIR;
uint8 sel = P1SEL;
P1DIR |=BV(7);
/*
0为GPIO,1为外设，
这里用到的是MISO引脚的GPIO功能，
因此相应引脚设为0? */
P1SEL &=~(BV(7));
#endif
LCD_SPI_BEGIN();
LCD_DO_CONTROL();
LCD_SPI_TX(cmd);
LCD_SPI_WAIT_RXRDY();
LCD_SPI_END();
#ifdef CC2530DK_V1
//do nothiing
#else
P1DIR =dir;
P1SEL =sel;
#endif
}
/*********************************************************************
* 函数名称：HalLcd_HW_Control
* 功 能：LCD硬件写入控制
* 入口参数：cmd 写入的命令或者数据
* 出口参数：无
* 返 回 值：无
********************************************************************/
void HalLcd_HW_Control(unsigned char cmd)
{
LCD_SPI_BEGIN();
LCD_SPI_TX(cmd);
LCD_SPI_WAIT_RXRDY();
LCD_SPI_END();
}
/**************************************************************************************************
* @fn HalLcd_HW_Write
*
* @brief Write 1 byte to the LCD
*
* @param uint8 data - data to be written to the LCD
*
* @return None
**************************************************************************************************/
void HalLcd_HW_Write(uint8 data)
{
LCD_SPI_BEGIN();
LCD_DO_WRITE();
LCD_SPI_TX(data);
LCD_SPI_WAIT_RXRDY();
LCD_SPI_END();
}
/**************************************************************************************************
* @fn HalLcd_HW_Control
*
* @brief Write 1 command to the LCD
*
* @param uint8 cmd - command to be written to the LCD
*
* @return None
**************************************************************************************************/
void HalLcd_HW_Control(uint8 cmd)
{
LCD_SPI_BEGIN();
LCD_DO_CONTROL();
LCD_SPI_TX(cmd);
LCD_SPI_WAIT_RXRDY();
LCD_SPI_END();
}
/***********************************************************************************
* @fn lcdWrite
*
* @brief Write character to display
*
* @param uint8 data - character to display
*
* @return none
*/
static void lcdWrite(uint8 data)
{
LCD_SPI_BEGIN();
LCD_DO_WRITE();
LCD_SPI_TX(data);
LCD_SPI_WAIT_RXRDY();
LCD_SPI_END();
}
/***********************************************************************************
* @fn lcdControl
*
* @brief Send command to display
*
* @param uint8 command
*
* @return none
*/
static void lcdControl(uint8 command)
{
LCD_SPI_BEGIN();
LCD_DO_CONTROL();
LCD_SPI_TX(command);
LCD_SPI_WAIT_RXRDY();
LCD_SPI_END();
}
/***********************************************************************************
* @fn lcdWrite
*
* @brief Write character to display
*
* @param uint8 ch - character to display
*
* @return none
*/
static void lcdWrite(uint8 ch)
{
P1_2 = 0;
//LCD_SPI_BEGIN();
LCD_DO_WRITE();
LCD_SPI_TX(ch);
LCD_SPI_WAIT_RXRDY();
LCD_SPI_END();
}
/***********************************************************************************
* @fn lcdWriteMany
*
* @brief Write text to display
*
* @param char *pData - text buffer
* uint16 count - number of bytes
*
* @return none
*/
static void lcdWriteMany(const char *pData, uint16 count)
{
LCD_SPI_BEGIN();
LCD_DO_WRITE();
while (count--) {
LCD_SPI_TX(*(pData++));
LCD_SPI_WAIT_RXRDY();
}
LCD_SPI_END();
}
/***********************************************************************************
* @fn lcdControl
*
* @brief Send command to display
*
* @param uint8 command
*
* @return none
*/
static void lcdControl(uint8 command)
{
P1_2 = 0;
//LCD_SPI_BEGIN();
P0_0 = 0;
//LCD_DO_CONTROL();
LCD_SPI_TX(command);
LCD_SPI_WAIT_RXRDY();
__asm_begin
ASM(nop)
ASM(nop)
ASM(nop)
ASM(nop)
__asm_end;
P1_2 = 1;
//LCD_SPI_END();
}