MSM82C59A-2JS View Datasheet(PDF) - Oki Electric Industry
Part Name
Description
MFG CO.
'MSM82C59A-2JS' PDF : 28 Pages View PDF
¡ Semiconductor
MSM82C59A-2RS/GS/JS
A0
D7
D6
D5
D4
D3
D2
D1
D0
OCW1
1
M7
M6
M5
M4
M3
M2
M1
M0
Intterupt Mask
1: Mask set
0: Mask reset
A0
D7
D6
D5
D4
D3
D2
D1
D0
OCW2
0
R
SL
EOI
0
0
L2
L1
L0
Active IR Level
01234567
01010101
00110011
00001111
A0
OCW3 0
0
0
1 Non-specific EOI command
0
1
1 Specific EOI command (NOTE)
1
0
1 Rotate on non-specific EOI command
1
0
0 Rotate in automatic EOI mode (SET)
0
0
0 Rotate in automatic EOI mode (Clear)
1
1
1 Rotate on specific EOI command (NOTE)
1
1
0 Set priority comand (NOTE)
0
1
0 No operation
NOTE: L0 thru L2 used
End of interrupt
Automatic rotation
Specific rotation
D7
D6
D5
D4
D3
D2
D1
D0
0 ESMM SMM 0
1
P
RR RIS
Read Register Command
0
1
0
1
0
0
1
1
No operation
Read Read
IRR by ISR by
next RD next RD
Polling
1: Poll command
0: No-poll command
Special Mask Mode
0
1
0
0
0
No operation
1
Reset
special
mask
mode
1
1
Set
special
mask
mode
Operation Command Words (OCW1 thru OCW3)
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