C8279 Datasheet, PDF (3/4 Pages) List of Unclassifed Manufacturers – Programmable Keyboard Display Interface Megafunction

C8279 Megafunction Datasheet
Applications
• ^{Point-of-contact Kiosk}
• ^{Medical instrumentation}
• ^{Test & Measurement Instrumentation}
• ^{Industrial Equipment}
• ^Avionics
• ^{Gaming & Amusement Machines}
Block Diagram
CLK RESET DB_IN[7:0] DB_OUT[7:0] RDN WRN CSN A0
IRQ
Data
Buffers
I/O Control
FIFO/SENSOR
RAM
Status
Internal Data Bus
Display
Address
Register
16 x 8
Display
RAM
Control and
Timing Registers
8x8
FIFO/SENSOR
RAM
Keyboard
Debounce
and
Control
Display
Registers
Timing
and
Control
Scan Counter
Return
OUTA[3:0]
OUTB[3:0]
BDN
SL[3:0]
SHIFT
RL[7:0] CNTLSTB
Device Utilization & Performance
Supported
Family
Cyclone
Stratix
Stratix-II
Device
Tested
EP1C20-6
EP1S20-5
EP2S60-3
LEs
1,499
1,499
1,182
Utilization
Memory Memory bits
0
0
0
0
0
0
CAST, Inc.
Performance
F_max
101 MHz
105 MHz
119 MHz
Page 3