AT94K ATMEL Corporation, AT94K Datasheet - Page 78

• Manufacturer Part Number: AT94K
• Description: 5K - 40K Gates of At40k FPGA with 8-bit Microcontroller, up to 36K Bytes of SRAM and On-chip JTAG ICE
• Manufacturer: ATMEL Corporation

78
AT94K Series FPSLIC
Figure 44 shows a simple digital Port Pin as described in the section “I/O Ports” on page 147.
The Boundary-Scan details from Figure 43 replaces the dashed box in Figure 44.
Figure 44. General Port Pin Schematic Diagram
PXn
PULL-UP
WP:
WD:
RL:
RP:
RD:
n:
PUD: PULL-UP DISABLE
PuD: JTAG PULL-UP DISABLE
OC: JTAG OUTPUT CONTROL
OD: JTAG OUTPUT DATA
ID:
ID
JTAG INPUT DATA
WRITE PORTX
WRITE DDRX
READ PORTX LATCH
READ PORTX PIN
READ DDRX
0-7
PLD
OC
OD
PUD
RL
RP
Q
Q
PORTXn
RESET
RESET
DDXn
WD
WP
RD
C
C
Rev. 1138F–FPSLI–06/02
D
D