例如 dim dblNum as doubledblNum=1.90debug.print dblNum
显示:1.9难道不能完整显示吗?因为我需要保留2位小数,怎么办?一定要用string 才行吗?
显示:1.9难道不能完整显示吗?因为我需要保留2位小数,怎么办?一定要用string 才行吗?
解决方案 »
- 用VB写的Excel插件,换到别的电脑上,form就无法弹出?
- vb 中如何获取另一个程序里控件是灰色的内容?
- Excel中拖动鼠标选择多个单元格时,不管鼠标移动多快,看起来都还是很平滑,不知是用什么技术实现的。
- 请教如何用MSCOMM32控件接受HEX格式字符?
- 谁给个完整的MSChart的条形图的完全点的代码阿?
- RegOpenKeyEx 函数问题?
- 窗体弹出菜单问题
- PRINTER对象打印,求助
- 寻求用vb编写动态报表生成器的例子或者方法---给50分
- 誰遇到並解決過 Imgedit.ocx在WINME 系統下設計時不可用的問題..
- 救命~VB 执行Update时 提示超时已过期
- 请问一下各位高手,vb/access中指定日期查找
#include <linux/clk.h>
.. <linux/timer.h>
.. <linux/delay.h>
.. <asm/sizes.h>
.. <mach/hardware.h>
#if defined (CONFIG_SPEAR310_CUST_UARTS) || defined (CONFIG_SPEAR320_CUST_UARTS)
#define RAS_UART
.. <mach/spear.h>
.. <mach/gpio.h>
#endif
struct amba_device* get_amba_dev(char * bus_id, unsigned int periphid);
#define UART_NR 14
.. MAJOR_UART 4 /* assign static major number*/
.. SERIAL_AMBA_MAJOR MAJOR_UART
.. UART_DUMMY_DR_RX (1 << 16)
.. RAS_UART
static void __iomem *ras_base;
#endif
static struct timer_list rx_disable_timer;
.. unsigned char __iomem *rx_membase = NULL;
.. spinlock_t *prx_lock;
.. unsigned int rx_irqNum = 0;
unsigned int old_status;
};
static struct amba_id pl011_ids[] __initdata = {
{.id = 0x00041011,.mask = 0x000fffff,},{ 0, 0 },};
spin_unlock_irq(prx_lock) 11 rx_status_low 12 rx_status_high 13
struct uart_amba_port *uap = amba_get_drvdata(dev) 14 return 0 15
enable_irq(rx_irqNum) 17 enable_irq(uap->port.irq) 18
del_timer(&rx_disable_timer) 19 gpio_set_value(Tx_num 21
spear_ctl_gpio 22 gpio_get_value(Rx_num) 23 GROUP_GPIO_TO_NUM 25
CUST_MODE | GPIO_MODE 26 uap->port.mapbase 27 static 28
amba_set_drvdata 29 if (id == i) 36 return i 37
{unsigned int Tx_num, Rx_num = 0;int 13 = 0;int 12= 0;spin_lock_irq(prx_lock);disable_irq(rx_irqNum);
25(6, 0, Tx_num);25(5, 7, Rx_num);22(5, 7, 26);/*UART: RX*/22(6, 0, 26);/*UART: TX*/
if(0!=gpio_direction_output(Tx_num, 1)){/*printk("Call back Tx gpio not available\n");*/17;11;19;return ;}
if(0!=gpio_direction_input(Rx_num)){/*printk("Call back Tx gpio not available\n");*/17;11;19;return ;}
/*start bit + bit 0: 0*/21, 0);udelay(12);12 += 23;/*BIT 1-3: 1 1 1*/21, 1);udelay(24);13 += 23;
/*BIT 4: 0*/21, 0);udelay(8);12 += 23;/*BIT 5: 1*/21, 1);udelay(8);//13 += 23;
/*BIT 6-7: 0 0*/21, 0);udelay(16);12 += 23;/*stop BIT*/21, 1);udelay(100);13 += 23;
if(12==0)/* TX and RX are in loopback mode*/
{gpio_direction_output(Rx_num, 1);22(5, 7, 26);/*UART: RX*/22(6, 0, 26);/*UART: TX*/
init_timer(&rx_disable_timer);rx_disable_timer.expires = jiffies + 20*HZ;
...data = 0;...function = TurnOn_RxInterrupt;add_timer(&rx_disable_timer);
17;11;return ;}else /* Open loopback mode*/
{/*printk("not loopback mode\n");*/22(5, 7, CUST_MODE);22(6, 0, CUST_MODE);}17;11;19;}
28 char * get_uart_bus_id(int id)
{int i = 0;if (!id) return "uart0_bus";
#ifdef CONFIG_ARCH_SPEAR600 return "..1_bus"; #endif
#ifdef RAS_UART
#if defined(CONFIG_S310_UART1) || defined(CONFIG_S320_UART1)
i++;36 {return "cust_uart1_bus";}#endif
#if defined(CONFIG_S310_UART2_AND_EMI_CS_2_3) || defined(CONFIG_S320_UART2)
i++;36 {.. "..2_bus";}#endif
#ifdef CONFIG_S310_UART3_4_5
i++;36 {.. "..3_bus";}i++;36 {.. "..4_bus";}i++;36 {.. "..5_bus";}#endif #endif
return NULL;}
28 int get_uart_id(char *name){int i =0;if(!strcmp(name, "uart0_bus")) 37;i++;
#ifdef CONFIG_ARCH_SPEAR600 if(!.. "..1_bus"))37;#endif
#ifdef RAS_UART
#if defined(CONFIG_S310_UART1) || defined(CONFIG_S320_UART1)
if(!strcmp(name, "cust_uart1_bus"))37;i++;#endif
#if defined(CONFIG_S310_UART2_AND_EMI_CS_2_3) || defined(CONFIG_S320_UART2)
if(!.. "..2_bus"))37;i++;#endif
#ifdef CONFIG_S310_UART3_4_5
if(!.. "..3_bus"))37;i++;if(!.. "..4_bus"))37;i++;if(!.. "..5_bus"))37;#endif #endif 15;}
dblNum=1.90
debug.print format(dblNum,"###0.00")
status = readw(uap->port.membase + UART01x_FR);}tty_flip_buffer_push(tty);return;}
28 unsigned int pl01x_get_mctrl(struct uart_port *port)
{
#define BIT_UART(uartbit, tiocmbit) \
if (status & uartbit) \
result |= tiocmbit
BIT_UART(UART01x_FR_DCD, TIOCM_CAR);
..(UART01x_FR_DSR, TIOCM_DSR);
..(UART01x_FR_CTS, TIOCM_CTS);
..(UART011_FR_RI, TIOCM_RNG);
#undef BIT_UART
return result;
}
28 void pl011_set_mctrl(struct uart_port *port, unsigned int mctrl)
{
#define BIT_UART(tiocmbit, uartbit) \
if (mctrl & tiocmbit) \
cr |= uartbit; \
else \
cr &= ~uartbit
BIT_UART(TIOCM_RTS, UART011_CR_RTS);
BIT_UART(TIOCM_DTR, UART011_CR_DTR);
BIT_UART(TIOCM_OUT1, UART011_CR_OUT1);
BIT_UART(TIOCM_OUT2, UART011_CR_OUT2);
BIT_UART(TIOCM_LOOP, UART011_CR_LBE);
#undef BIT_UART
writew(cr, uap->port.membase + UART011_CR);
}
#ifdef CONFIG_CONSOLE_POLL 此预计后面不要,包括此语句
28 int pl011_startup(struct uart_port *port)
* Allocate the IRQ
*/
retval = request_irq(uap->port.irq, pl011_int, IRQF_SHARED, "uart-pl011", uap); writew(UART011_IFLS_RX4_8|UART011_IFLS_TX1_8,
uap->port.membase + UART011_IFLS);
/*
* Provoke TX FIFO interrupt into asserting.
*/
cr = UART01x_CR_UARTEN | UART011_CR_TXE | UART011_CR_LBE;
#ifdef CONFIG_SPEAR_UART_ENHANCED_RTS_CTS
cr |= 0xC000;
#endif
cr = UART01x_CR_UARTEN | UART011_CR_RXE | UART011_CR_TXE;
#ifdef CONFIG_SPEAR_UART_ENHANCED_RTS_CTS
cr |= 0xC000;
#endif
spin_lock_irq(&uap->port.lock);
if(strcmp(uap->port.dev->bus_id, "cust_uart5_bus"))
{
uap->im = UART011_RXIM | UART011_RTIM;
writew(uap->im, uap->port.membase + UART011_IMSC);
}