SPI Based Configuration Details
When pin 9 (PIN/nCS) is connected to a high-Z processor I/O the device is configured for SPI communication. Registers 0x13 through 0x15 control the watchdog function when the TLINx441x is in SPI communication mode.
The watchdog timer does not start until a watchdog trigger event occurs.
PIN Based Configuration Details
When using pin control for programming the watchdog; the WDT pin is utilized for this function. WDT sets the total window size of the window watchdog. It can be connected to VCC, GND or left open.
The watchdog timer does not start until a watchdog trigger event occurs.