8-17
BKM-21D
8-17
2
3
4
5
1
A
B
C
D
E
F
G
H
BD
BD
TC7WU04FU (TE12R) (IC338)
1
2
3
4
8
7
6
5
VCC
1Y
3A
2Y
GND
2A
3Y
1A
TL431CPSR (IC307, IC324)
8
7
6
5
1
2
3
4
WEF
NC
NC
A
K
NC
NC
NC
X25040S-7000 (IC803)
1
2
3
4
5
6
7
8
COMMNAD
DECODE
AND
CONTROL
LOGIC
WRITE
CONTROL
AND
TIMING
LOGIC
WRITE
PROTECT
LOGIC
STATUS
REGISTER
32X32
32X32
64X32
32
32
64
8
4
Y DECODE
DATA REGISTER
512 BYTE
ARRAY
X DECODE
LOGIC
VDD
HOLD
SCK
SI
CS
SO
WP
GND
BD Board Waveforms
TP201 (Y-OUT)
Signal : D1
660 mVp-p (H)
TP501 (PB-OUT)
Signal : D1
640 mVp-p (H)
640 mVp-p (H)
TP601 (PR-OUT)
Signal : D1
6.3 Vp-p
D1
D2 NTSC
D2 PAL
: 27 MHz
: 14.3 MHz
: 17.7 MHz
TP305 (PCLK)
Signal : D1, D2
TP314 (4FSC)
Signal : D1, D2, Analog
IC802-
@]
Signal : D1
4.3 Vp-p (8 MHz)
TP201 (Y-OUT)
Signal : D2, Analog
TP501 (PB-OUT)
Signal : D2, Analog
TP601 (PR-OUT)
Signal : D2, Analog
TP310 (CL-VIDEO)
Signal : D2, Analog
TP314 (4FSC)
Signal : D2, Analog
TP311 (BGP)
Signal : D2, Analog
1 Vp-p (H)
700 mVp-p (H)
700 mVp-p (H)
1.7 Vp-p (H)
NTSC
PAL
5 Vp-p (H)
: 14.3 MHz
: 17.7 MHz
TP313 (HBLK)
Signal : D2, Analog
TP713 (AFC)
Signal : D2, Analog
TP714 (COMP)
Signal : D2, Analog
5 Vp-p (H)
5 Vp-p (H)
4.6 Vp-p (H)
TP715 (V)
Signal : D2, Analog
TP312 (CCP)
Signal : D1, D2, Analog
5 Vp-p (V)
5 Vp-p
1
2
3
4
5
6
7
8
9
!/
!-
!=
![
!]
!;
!'
!\
NTSC
PAL
: 14.3 MHz
: 17.7 MHz
6.8 Vp-p
5 Vp-p
