
RUBY-D812-Q470E
Copyright © Portwell 2021 RUBY-D812-Q470E User's Guide
31
Outportb(SIO_INDEX_PORT, 0x30); //select WDT status port
val = Inportb(SIO_DATA_PORT) // Read current WDT status
val = val | 0x01; // Enable WDT Timer
Outportb(SIO_INDEX_PORT, 0x30); //select WDT status port
Outportb(SIO_DATA_PORT, val); // Write back WDT status
Outportb(SIO_INDEX_PORT, 0xAA); // Lock SIO
4. Disable WDT
Outportb(SIO_INDEX_PORT, 0x87); // Unlock SIO
Outportb(SIO_INDEX_PORT, 0x87); // Unlock SIO
Outportb(SIO_INDEX_PORT, 0x07);
Outportb(SIO_DATA_PORT, 0x08);
Outportb(SIO_INDEX_PORT, 0xF1); //select time value
Outportb(SIO_DATA_PORT, 0x00); // Clear WDT time, it means WDT Time-Out disable
Outportb(SIO_INDEX_PORT, 0x30); //select WDT status port
val = Inportb(SIO_DATA_PORT) // Read current WDT status
val = val & 0xFE; // Disable WDT Timer
Outportb(SIO_INDEX_PORT, 0x30); //select WDT status port
Summary of Contents for RUBY-D812-Q470E
Page 13: ...RUBY D812 Q470E Copyright Portwell 2021 RUBY D812 Q470E User s Guide 13 3 Block Diagram...
Page 41: ...RUBY D812 Q470E Copyright Portwell 2021 RUBY D812 Q470E User s Guide 41...
Page 91: ...RUBY D812 Q470E Copyright Portwell 2021 RUBY D812 Q470E User s Guide 91 7 2 5 Boot...
Page 98: ...RUBY D812 Q470E Copyright Portwell 2021 RUBY D812 Q470E User s Guide 98...