/// <summary>
/// 配置串口通信的数据位数
/// </summary>
/// <param name="databits">
/// 串行通信数据位数，取值范围：5-8
/// </param>
/// <returns>
/// 返回值：0，配置成功，负数，配置失败
/// </returns>
public int ASLSeDATAtBITS(int databits)
{
int state;
state = ClassVisa.viSetAttribute(g_i32VisaIO, ClassVisa.VI_ATTR_ASRL_DATA_BITS, databits);
return(state);
}
/// <summary>
/// 配置串口的奇偶校验位
/// </summary>
/// <param name="parity">
/// 输入变量：奇偶校验类型
/// ClassVisa.VI_ASRL_PAR_NONE - 0 - No parity bit exists,
/// ClassVisa.VI_ASRL_PAR_ODD - 1 - Odd parity should be used,
/// ClassVisa.VI_ASRL_PAR_EVEN - 2 - Even parity should be used,
/// ClassVisa.VI_ASRL_PAR_MARK - 3 - MARK Parity bit exists and is always 1,
/// ClassVisa.VI_ASRL_PAR_SPACE - 4 - SPACE Parity bit exists and is always 0.
/// </param>
/// <returns>
/// 返回值：0，配置成功，负数，配置失败
/// </returns>
public int ASLSetPARITY(int parity)
{
int state;
state = ClassVisa.viSetAttribute(g_i32VisaIO, ClassVisa.VI_ATTR_ASRL_PARITY, parity);
return(state);
}