51 lines
1.7 KiB
Go
51 lines
1.7 KiB
Go
package modbus
|
||
|
||
type Endianness int32
|
||
|
||
const (
|
||
BigEndian Endianness = 0
|
||
LittleEndian Endianness = 1
|
||
)
|
||
|
||
// 在modbus协议中，主机正常是客户端
|
||
type MasterClient interface {
|
||
// 启动
|
||
Start() error
|
||
// 停止
|
||
Stop() error
|
||
// 关闭,销毁
|
||
Close() error
|
||
// 是否连接
|
||
IsConnected() bool
|
||
// 设置从机id
|
||
SetUnitId(id uint8) error
|
||
// 设置字节序
|
||
SetEndianness(endianness Endianness) error
|
||
// 读线圈,位操作,功能码为0x01
|
||
ReadCoil(addr uint16, quantity uint16) ([]bool, error)
|
||
// 读一个线圈
|
||
ReadCoilBit(addr uint16) (bool, error)
|
||
// 读离散输入,位操作，功能码为0x02
|
||
ReadDiscreteInput(addr uint16, quantity uint16) ([]bool, error)
|
||
// 读保持寄存器,字节操作，功能码为0x03
|
||
ReadHoldingRegister(addr uint16, quantity uint16) ([]uint16, error)
|
||
// 读多个保持寄存器,字节数组
|
||
ReadHoldingRegisterBytes(addr uint16, quantity uint16) ([]byte, error)
|
||
// 读一个保持寄存器
|
||
ReadHoldingRegisterUint16(addr uint16) (uint16, error)
|
||
// 读输入寄存器,字节操作，功能码为0x04
|
||
ReadInputRegister(addr uint16, quantity uint16) ([]uint16, error)
|
||
// 读多个输入寄存器,字节数组
|
||
ReadInputRegisterBytes(addr uint16, quantity uint16) ([]byte, error)
|
||
// 写单个线圈,功能码为0x05
|
||
WriteCoil(addr uint16, value bool) error
|
||
// 写多个线圈,功能码为0x0F
|
||
WriteCoils(addr uint16, values []bool) error
|
||
// 写单个保持寄存器,功能码为0x06
|
||
WriteRegister(addr uint16, value uint16) error
|
||
// 写多个保持寄存器,功能码为0x10
|
||
WriteRegisters(addr uint16, values []uint16) error
|
||
// 写多个保持寄存器,字节数组
|
||
WriteRegisterBytes(addr uint16, values []byte) error
|
||
}
|