Watchdog trigger register read only, address 066h

Detailed descriptions 16.4 I/O Address Areas

16.4.2Watchdog enable register / 066h select register (read/write, address 062h)

Meaning of the bits

Watchdog enable register / 066h select register (r/w address 062h)

Bit								Meaning of the bits
7	6	5	4	3	2	1	0
								Watchdog enable bit (WDE)
							0	Watchdog circuit disabled
							1	Watchdog circuit enabled
								Watchdog Mode
						0		Standard
						1		Macro
								066h select register selection
					0			066h is Watchdog trigger register
					1			066h is CAN base address register
								Scaler watchdog time (Normal/Macro)
		0	0	0				94 ms / 2 s (default)
		0	0	1				210 ms / 4 s
		0	1	0				340 ms / 6 s
		0	1	1				460 ms / 8 s
		1	0	0				590 ms / 16 s
		1	0	1				710 ms / 32 s
		1	1	0				840 ms / 48 s
		1	1	1				960 ms / 64 s
								Trigger red Watchdog LED

Red LED (WD) off

Red LED (WD) on

Watchdog error / Display and reset

WD inactive

WD triggered

Reset LED after watchdog alarm (Bit 7 = write 1)

16.4.3Watchdog trigger register (read only, address 066h)

Watchdog trigger register

The watchdog is triggered by a read action (address 066h) by this register. The result of the read access can be disregarded (i.e., dummy read).

138	SIMATIC IPC427C
	Operating Instructions, 04/2009, A5E02414743-01

IPC427C specifications

The Siemens IPC427C is a robust and versatile industrial PC designed to meet the demands of various applications in manufacturing, automation, and process control. This advanced system is tailored for use in harsh environments and is renowned for its high reliability and performance. One of the key features of the IPC427C is its compact design, allowing seamless integration into existing setups without consuming excessive space. This makes it particularly suitable for environments where space is at a premium.

The IPC427C utilizes powerful Intel processors, providing the necessary computational power to handle complex tasks and data processing. The system supports a range of Intel Core and Xeon processors, ensuring that users can select the configuration that best meets their performance requirements. Additionally, the IPC427C is equipped with an impressive amount of RAM, capable of supporting high-speed memory modules that enhance overall system performance.

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Connectivity is another strong point of the IPC427C. Equipped with multiple USB ports, Ethernet connections, and serial interfaces, the system allows seamless integration with various peripherals and networks. This connectivity facilitates real-time data acquisition and communication, essential for modern industrial environments. The IPC427C also supports various protocols and standards, enhancing its compatibility with existing systems and software.

In terms of durability, the IPC427C is designed to withstand extreme temperatures, vibrations, and dust, making it suitable for industrial applications. Its fanless design reduces the likelihood of mechanical failures while ensuring silent operation. With its robust build quality, the IEC527C can operate continuously in demanding conditions, making it a reliable choice for a wide range of industrial applications.

Overall, the Siemens IPC427C stands out as a powerful and flexible industrial PC, combining advanced technologies and robust construction to provide reliable performance in challenging environments. Whether used in factory automation, machine control, or data processing, the IPC427C delivers efficiency and resilience, making it an essential component of modern industrial systems.

Meaning of the bits

Scaler watchdog time (Normal/Macro)

16.4.3Watchdog trigger register (read only, address 066h)

Watchdog trigger register

SIMATIC IPC427C

IPC427C specifications