Advantech TPC-1250H Manual de usuario descargar pdf (Pagina 27)

19 Chapter B

B.2 Watchdog Timer Programming

The I/O port address of the watchdog timer is 2E(hex) and 2F(hex), 2E

(hex) is the address port. 2F(hex) is the data port. You must first assign

the address of register by writing address value into address port 2E(hex),

then write/read data to/from the assigned register through data port 2F

(hex).

Figure B.1: Watchdog timer programming procedure

Unlock W83627

Unlock W83627

Select register of

watchdog timer

Select register of

watchdog timer

Enable the function of

the watchdog timer

Enable the function of

the watchdog timer

Use the function of

the watchdog timer

Use the function of

the watchdog timer

Lock W83627HF

Lock W83627HF

Unlock W83627

Unlock W83627

Select register of

watchdog timer

Select register of

watchdog timer

Enable the function of

the watchdog timer

Enable the function of

the watchdog timer

Use the function of

the watchdog timer

Use the function of

the watchdog timer

Lock W83627HF

Lock W83627HF

1 2 ... 22 23 24 25 26 27 28 29 30 31 32 ... 41 42

Comentarios a estos manuales

Sin comentarios