Esp Block - Philips EXP 411 Service Manual

ESP Block

1 2
A
SBSY
YFLAG
SCLK
WCLK
To CD part
DATA
ESP_CLK
B
Z_SCLK
Z_WCLK
To Control SW
Z_DATA
C
NPC_RESET
SDA
YMLD
To CPU part
TMS_SUP_ON
SCL
D
E
DM:Dummy(Not use)
1 2
4-7
3 4
26 25 24 23 22 21
SBSY
7801
YFLAG
4Mx4bit
SCLK
WCLK
1
DATA
2863
ESP_CLK
100n
GND
7800
Z_SCLK
SM5903BF
2860
100n
+2.6V
Z_WCLK
3880
Z_DATA
22R
NPC_RESET
SDA
YMLD
ESP_CLK
TMS_SUP_ON
SCL DATA
WCLK GND
SCLK
DIGITAL DATA
3 4
5 6
19 18 17 16 15 14
2 3 4 5 6 8 9 10 11 12 13
44 43 42 41 40 39 38 37 36 35 34
1
2.6V
2
0V
3
4
5
6
7
8
2.6V
9
1.3V
10
1.0V
11
12 13 14 15 16 17 18 19 20 21 22
GND
2866
22P
GND
GND
SYM No. PM01
5 6
4-7
7
3883
+2.6V
22R
2864
100n 2867
22/6V3
WE
33
2.6V
D1
32
2.6V
D0
31
0V
D3
30
0V
D2
29
2.6V
28 CAS
2.6V
27
A10
2861
0V
100p
26 SCL
2.6V
25 SDA
GND
0V
YMLD
24
2.6V
23
3882
10k
GND 3881
22R
7803
+2.6V
BC847BW
2865
2862
100n
100n
3888 1M
3889 10k
TMS_SUP_ON
GND 3887 10k
7
2860 C3
2861 D6
2862 E5
2863 B3
2864 B5
2865 E5
2866 E4
2867 B5
3880 C3
3881 D6
3882 D6
A
3883 B5
3884 E4
3885 E4
3886 E4
3887 E6
3888 E7
3889 E5
7800 C4
7801 A3
7802 E7
7803 D7
B
C
D
GND
7802
BC847BW
GND
E