static void LCD_PortInit(void)
{
GPIO_InitTypeDef GPIO_InitStructure;
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOG, ENABLE); //开启引脚时钟G
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOC, ENABLE); //开启引脚时钟G
//配置读写控制为推挽输出
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_InitStructure.GPIO_Pin = LCD_WR_PIN|LCD_RD_PIN|LCD_CE_PIN|LCD_CD_PIN|LCD_RST_PIN|LCD_FS_PIN|LCD_LED_PIN/
LCD_DATA1_PIN|LCD_DATA2_PIN|LCD_DATA3_PIN|LCD_DATA4_PIN|LCD_DATA5_PIN|LCD_DATA6_PIN|LCD_DATA7_PIN|LCD_DATA8_PIN; //LCD_WR
GPIO_Init(LCD_WR_PORT, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = LCD_AD_CTRL_PIN ;
GPIO_Init(LCD_AD_CTRL_PORT, &GPIO_InitStructure);
GPIO_RESET(RST);
GPIO_SET(CE);
GPIO_SET(WR);
GPIO_SET(AD_CTRL);
GPIO_SET(RD);
GPIO_SET(CD);
GPIO_RESET(FS); //使用8*8模式
GPIO_SET(LED); //打开背光
}
/****************************************************************************
* 名 称：void LCD_Init(void)
* 功 能：初始化LCD
* 入口参数：无
* 出口参数：
* 说 明：无
****************************************************************************/
void LCD_Init(void)
{
//LCD管脚初始化
LCD_PortInit();
GPIO_RESET(RST);
SysTimeDly(2);
GPIO_SET(RST);
SysTimeDly(1);
//使能片选
GPIO_RESET(CE);
//初始化设置
send_1hex_data_and_1cmd_to_lcm(TEXT_HOME_ADDRESS, LCD_TXT_STP); //文本显示区首地址
send_2data_and_1cmd_to_lcm(LCD_BYTES_X, 0x00, LCD_TXT_WID); //文本显示区宽度
send_1hex_data_and_1cmd_to_lcm(GRAPHIC_HOME_ADDRESS, LCD_GRH_STP); //图形显示区首地址
send_2data_and_1cmd_to_lcm(LCD_BYTES_X, 0x00, LCD_GRH_WID); //图形显示区宽度
send_2data_and_1cmd_to_lcm(0x02,0x00,LCD_CGR_POS); //CGRAM偏置地址设置
LCD_WriteCommand(LCD_MOD_OR); //逻辑"或"
//先清屏，再开显示
ClearScreen();
//开显示
LCD_WriteCommand(LCD_DIS_GON); //启用图形显示
}
static void LCD_WriteDataAuto(unsigned char nData)
{
CheckBusy(0x08);
GPIO_RESET(CD);
LCD_WRITE_DATA(nData); //向MCU写入数据，准备向LCD输出数据
GPIO_RESET(WR);
LCD_SET_DATA_OUT();
LCD_Delay(NS100_DLY(2)); //延时
GPIO_SET(WR);
LCD_Delay(NS100_DLY(4));
LCD_SET_DATA_IN();
}
/*---------------------------------------------------------------------------*/
void
enc28j60_arch_spi_select(void)
{
GPIO_RESET(SPI_CS_PORT, SPI_CS_BIT);
/* SPI delay */
delay();
}
/****************************************************************************
* 名 称：void fLCD_ReadData_Row(void)
* 功 能：读LCD数据，LCD数据线为连续递增排列
* 入口参数：无
* 出口参数：LCD data
* 说 明：无
****************************************************************************/
static u8 fLCD_ReadData_Row(void)
{
u8 uTmp; //IO口配置为输入模式
GPIO_SET(AD_CTRL);
uTmp = (u8)(LCD_DATA1_PORT ->IDR ); //读数据
GPIO_RESET(AD_CTRL); //IO口配置为输出模式
return uTmp;
}
static void bolt_wlan_off(void)
{
u16 gpio_base = pci_read_config16(PCH_LPC_DEV, GPIO_BASE) & 0xfffc;
u32 gpio_conf;
/* Make sure pin is owned by GPIO subsystem and not ACPI */
gpio_conf = inl(gpio_base + GPIO_OWNER(0));
gpio_conf |= GPIO_OWNER_GPIO << 29;
outl(gpio_conf, gpio_base + GPIO_OWNER(0));
/* Set GPIO29 config to only be reset on RSMRST */
gpio_conf = inl(gpio_base + GPIO_RESET(0));
gpio_conf |= GPIO_RESET_RSMRST << 29;
outl(gpio_conf, gpio_base + GPIO_RESET(0));
/* Set WLAN_OFF_L (GPIO29) as Output GPIO driven high */
gpio_conf = GPIO_MODE_GPIO | GPIO_DIR_OUTPUT | GPO_LEVEL_HIGH;
outl(gpio_conf, gpio_base + GPIO_CONFIG0(29));
}
/*---------------------------------------------------------------------------*/
uint8_t
enc28j60_arch_spi_write(uint8_t output)
{
int i;
uint8_t input;
input = 0;
for(i = 0; i < 8; i++) {
/* Write data on MOSI pin */
if(output & 0x80) {
GPIO_SET(SPI_MOSI_PORT, SPI_MOSI_BIT);
} else {
GPIO_RESET(SPI_MOSI_PORT, SPI_MOSI_BIT);
}
output <<= 1;
/* Set clock high */
GPIO_SET(SPI_CLK_PORT, SPI_CLK_BIT);
/* SPI delay */
delay();
/* Read data from MISO pin */
input <<= 1;
if(GPIO_GET(SPI_MISO_PORT, SPI_MISO_BIT) != 0) {
input |= 0x1;
}
/* Set clock low */
GPIO_RESET(SPI_CLK_PORT, SPI_CLK_BIT);
/* SPI delay */
delay();
}
return input;
}
/****************************************************************************
* 名 称： void LCD_WriteCommand(uint8 nCmd)
* 功 能： 写LCD命令
* 入口参数：u8 命令
* 出口参数：无
* 说 明： 无
****************************************************************************/
void LCD_WriteCommand(unsigned char nCmd)
{
CheckBusy(0x03);
GPIO_SET(CD);
LCD_WRITE_DATA(nCmd); //向MCU写入数据，准备向LCD输出数据
GPIO_RESET(WR);
LCD_SET_DATA_OUT();
LCD_Delay(NS100_DLY(2)); //延时
GPIO_SET(WR);
LCD_Delay(NS100_DLY(4));
LCD_SET_DATA_IN();
}
/*---------------------------------------------------------------------------*/
void
enc28j60_arch_spi_init(void)
{
/* Set pins to output or input mode */
SPI_CLK_DIRP |= SPI_CLK_BIT;
SPI_CS_DIRP |= SPI_CS_BIT;
SPI_MOSI_DIRP |= SPI_MOSI_BIT;
SPI_MISO_DIRP &= ~SPI_MISO_BIT;
/* The CS pin is active low, so we set it high when we haven't
selected the chip. */
GPIO_SET(SPI_CS_PORT, SPI_CS_BIT);
/* The CLK is active low, we set it high when we aren't using it. */
GPIO_RESET(SPI_CLK_PORT, SPI_CLK_BIT);
}
/****************************************************************************
* 名 称： bool CheckBusy(unsigned char nMask)
* 功 能： LCD忙检测
* 入口参数： u8: 判忙类型
* 出口参数： bool: false--忙 ; true--不忙
* 说 明： 无
****************************************************************************/
static bool CheckBusy(unsigned char nMask)
{
unsigned char nState;
unsigned short int i = 0;
GPIO_SET(CD);
GPIO_RESET(RD);
LCD_Delay(NS100_DLY(1)); //延时
do{
nState = fLCD_ReadData_Row();
if(++i > 10000)
{
GPIO_SET(RD);
return false;
}
}while((nState & nMask) != nMask);
GPIO_SET(RD);
return true;
}
static inline void output_disable(void)
{
/* GPF0 (disable OR'ing FETs) = 0 */
STM32_GPIO_BSRR(GPIO_F) = GPIO_RESET(0);
}
static inline void discharge_disable(void)
{
STM32_GPIO_BSRR(GPIO_F) = GPIO_RESET(1);
adc_disable_watchdog();
}
#include "registers.h"
#include "system.h"
#include "task.h"
#include "timer.h"
#include "util.h"
#include "usb_pd.h"
/* ------------------------- Power supply control ------------------------ */
/* GPIO level setting helpers through BSRR register */
#define GPIO_SET(n) (1 << (n))
#define GPIO_RESET(n) (1 << ((n) + 16))
/* Output voltage selection */
enum volt {
VO_5V = GPIO_RESET(13) | GPIO_RESET(14),
VO_12V = GPIO_SET(13) | GPIO_RESET(14),
VO_13V = GPIO_RESET(13) | GPIO_SET(14),
VO_20V = GPIO_SET(13) | GPIO_SET(14),
};
static inline void set_output_voltage(enum volt v)
{
/* set voltage_select on PA13/PA14 */
STM32_GPIO_BSRR(GPIO_A) = v;
}
static inline void output_enable(void)
{
/* GPF0 (enable OR'ing FETs) = 1 */
STM32_GPIO_BSRR(GPIO_F) = GPIO_SET(0);
/****************************************************************************
* 名 称：void fLCD_LEDOFF(void)
* 功 能：关闭LCD背光
* 入口参数：
* 出口参数：
* 说 明：无
****************************************************************************/
void fLCD_LEDOFF(void)
{
GPIO_RESET(LED);
}
