元件访问

1.位元件操作

每种位元件提供一组读写函数。局部元件访问的是CALLC指令所在的功能数据。

1.1局部位元件LB

UINT16 GC_Read_LB(UINT16 lb_num)
void GC_Write_LB(UINT16 lb_num, UINT16 vl)

1.2输入继电器X

UINT16 GC_Read_X(UINT16 x_num)
void GC_Write_X(UINT16 x_num, UINT16 vl)

1.3输出继电器Y

UINT16 GC_Read_Y(UINT16 y_num)
void GC_Write_Y(UINT16 y_num, UINT16 vl);

1.4中间继电器M

UINT16 GC_Read_M(UINT16 m_num)
void GC_Write_M(UINT16 m_num, UINT16 vl)

1.5特殊功能继电器SM

1.6状态继电器S

1.7中间继电器B

UINT16 GC_Read_B(UINT16 s_num)
void GC_Write_B(UINT16 s_num, UINT16 vl);

1.8中间继电器L

UINT16 GC_Read_L(UINT16 s_num)
void GC_Write_L(UINT16 s_num, UINT16 vl)

2.字元件操作

字元件是16位宽度数据，当32位和浮点数访问时，用2个字表示。
每种字元件提供三组读写函数，16位操作、32位操作、浮点操作。
局部元件访问的是CALLC指令所在的功能数据。

2.1局部字元件LW

UINT16 GC_Read_LW16(UINT16 lw_num)
void GC_Write_LW16(UINT16 lw_num, UINT16 vl)
UINT32 GC_Read_LW32(UINT16 lw_num)
void GC_Write_LW32(UINT16 lw_num, UINT32 vl)
float GC_Read_LWF(UINT16 lw_num)
void GC_Write_LWF(UINT16 lw_num, float fv)

2.2定时器T

UINT16 GC_Read_TV(UINT16 tv_num)
void GC_Write_TV(UINT16 tv_num, UINT16 vl)

2.3计数器C

UINT16 GC_Read_CV16(UINT16 cv16_num)
void GC_Write_CV16(UINT16 cv16_num, UINT16 vl)
UINT32 GC_Read_CV32(UINT16 cv32_num)
void GC_Write_CV32(UINT16 cv32_num, UINT32 vl)

2.4数据D

UINT16 GC_Read_D16(UINT16 d_num)
void GC_Write_D16(UINT16 d_num, UINT16 vl)
UINT32 GC_Read_D32(UINT16 d_num)
void GC_Write_D32(UINT16 d_num, UINT32 vl)
float GC_Read_DF(UINT16 d_num)
void GC_Write_DF(UINT16 d_num, float fv)

2.5保留MR

保留，功能未实现
UINT16 GC_Read_MR16(UINT16 mr_num)
void GC_Write_MR16(UINT16 mr_num, UINT16 vl)
UINT32 GC_Read_MR32(UINT16 mr_num)
void GC_Write_MR32(UINT16 mr_num, UINT32 vl)
float GC_Read_MRF(UINT16 mr_num)
void GC_Write_MRF(UINT16 mr_num, float fv)

2.6特殊功能寄存器SD

UINT16 GC_Read_SD(UINT16 sd_num)
void GC_Write_SD(UINT16 sd_num, UINT16 vl);

2.7轴参数R

2.8寄存器RD

UINT16 GC_Read_RD16(UINT16 r_num)
void GC_Write_RD16(UINT16 r_num, UINT16 vl)
UINT32 GC_Read_RD32(UINT16 d_num)
void GC_Write_RD32(UINT16 d_num, UINT32 vl)
float GC_Read_RDF(UINT16 d_num)
void GC_Write_RDF(UINT16 d_num, float fv)

2.9寄存器VD

UINT16 GC_Read_VD16(UINT16 r_num)
void GC_Write_VD16(UINT16 r_num, UINT16 vl)
UINT32 GC_Read_VD32(UINT16 d_num)
void GC_Write_VD32(UINT16 d_num, UINT32 vl)
float GC_Read_VDF(UINT16 d_num)
void GC_Write_VDF(UINT16 d_num, float fv)

2.10从站UG

UINT16 GC_Read_UG(UINT32 u, UINT32 g)
void GC_Write_UG(UINT32 u, UINT32 g, UINT16 vl)

3.指针访问

除了使用函数，也可以类似数组形式访问。
元件地址定义：
char *M
char *SM
char *S
short *D
short *SD
short *R
short *RD
short *VR;