DKHiQV-AGP (Fab. Rev. A) User’s Guide
16
&+,36
DKHiQV-AGP (Fab. Rev. A) Subject to Change Without Notice
Revision 1.0 7/13/98
5.3
DKHiQV-AGP Jumper Description
Table 5 lists the jumpers supported on the DKHiQV-AGP board
Table 5: DKHiQV-AGP Jumper Description
Jumper
Setting
Description
W1
OPEN
CLOSED
Normal Mode
Standby mode
W2
OPEN
CLOSED
AD722 is configured as 4FSC
AD722 is configured as FSC
W3
OPEN
CLOSED
14 MHz oscillator enabled
14 MHz oscillator disabled
W4
1-2
2-3
External video encoder uses a dedicated 14 MHz oscillator
External video encoder shares the 14 MHz oscillator with 69000
W5
OPEN
1-2
2-3
Enable TV out and disable HSYNC and VSYNC in CRT interface
Disable TV out; and enable HSYNC and VSYNC in CRT interface
ENTV controlled by SDA; (3)GPIO pins
W6
OPEN
CLOSED
External video encoder is in NTSC mode
External video encoder is in PAL mode
W7
1-2
2-3
DDCDAT & DDCC0LK are pulled up to DVCC55X
DDCDAT & DDCC0LK are pulled up to GVCC
W8
OPEN
CLOSED
External video encoder uses TSYNC (held high)
External video encoder uses TSYNC derived from VSYNC
W9
1-2
2-3
EPROM power is from 3V main (3V)
EPROM power is from GVCC (5V)
W10
OPEN
CLOSED
Reserved
IDSEL connect to AD16
W11
--
Not used on this board
W12, 13, 14
Three 2-pin
jumpers, only
one of which
should be
closed at the
same time
-VEE uses ENAVEE (W14), ENABKL(W13) or ENAVDD (W12) as power se-
quencing control
W15, 16, 17
Three 2-pin
jumpers, only
one of which
should be
closed at the
same time
VDDSAFE uses ENAVEE (W17), ENABKL(W16) or ENAVDD (W15) as power
sequencing control
W18, 19, 20
Three 2-pin
jumpers, only
one of which
should be
closed at the
same time
+12VSAFE uses ENAVEE (W20), ENABKL(W19) or ENAVDD (W18) as power
sequencing control
W21
1-2
2-3
VEESAFE is -VEE
VEESAFE is +VEE
W23
OPEN
CLOSE
U13 regulator output (3REG2) is clamped at 5V
U13 regulator output is adjustable by pot R75 (approx. 2.0-4.5V @ 1A)
W24
1-2
2-3
PVCC & SVCC are W25 voltage
PVCC & SVCC are U13 output (see W23)
W25
1-2
2-3
W25 voltage is 5VNC
W25 voltage is W35 voltage