ST78C34 Exar Corporation, ST78C34 Datasheet - Page 14

• Manufacturer Part Number: ST78C34
• Description: General Purpose Parallel Printer Port With 83 Byte Fifo
• Manufacturer: Exar Corporation

-ACK
-INT
-IOR
INTSEL
EXTERNAL
ST78C34
PD0-PD7
CLOCK
Rev. 3.00
T40
NORMAL MODE
T2
T40
Active
T39
VALID DATA
Active
T3
Active
External clock timing
Interrupt timing
T1
6-16
T41
INTERRUPT LATCHED MODE SELECT
Active
T42
Active
Active
7834-CK-1
T43
7834-PR-1