setTimeout()
描述
設定逾時時間。
語法
gateway.setTimeout(timeout)
參數
gateway
: ModbusGateway
物件。
timeout
: 以毫秒為單位設定逾時時間,在 poll
階段時若逾時將會回傳 EXCEPTION_CODE 至Modbus Master
。
範例
#include <Modbus86.h> #include <Ethernet.h> ModbusMaster bus; ModbusMasterNode node1; ModbusMasterNode node2; ModbusGateway gateway; void setup() { Ethernet.begin(); Serial485.begin(115200); gateway.begin(MODBUS_TCP); bus.begin(MODBUS_RTU, Serial485); node1.attach(11, bus); node2.attach(12, bus); gateway.connect(node1); gateway.connect(node2); gateway.setTimeout(500); } void loop() { gateway.poll(); }
See Also
- poll()
The text of the 86Duino reference is a modification of the Arduino reference, and is licensed under a Creative Commons Attribution-ShareAlike 3.0 License. Code samples in the reference are released into the public domain.