Product specifications
DA100 (50Hz) Chassis – Article for Television Magazine
Page 73 of 80
Sharp Electronics (UK) Limited - March 2003
Revision 2
IC1001 – Microprocessor
Type: Thomson ST10R272L Sharp Part Number: RH-IX1686BMZZ
Package: SMD gull wing Price Code: AW
This IC is the same type for all models (FW, GF and HW). To date, it has no alternative.
Pin Name I/O Comment DC Voltage
1 P5.13 I Vertical Sync 0V
2 P5.14 I AFT 1 0V
3 P5.15 I AFT 2 0V
4 VBS X Ground 0V
5 XTAL1 I/O Crystal 1.4V
6 XTAL2 I/O Crystal 1.4V
7 VDD I Supply 3.3V
8 3.0 X Not Connected -
9 3.1 X Not Connected -
10 3.2 O To primary IC -
11 3.3 O OPC LED -
12 3.4 O AGC Out Variable
13 3.5 I Not Connected -
14 3.6 O Stereo LED -
15 3.7 I OPC Input Variable
16 3.8 O AV Link (AV2) -
17 3.9 I AGC input Variable
18 3.10 O M3 clock 4.3V
19 3.11 I/O M3 data 4.3V
20 3.12 I/O Enable 4.3V
21 3.13 I/O Service data 0V
22 3.15 X Not Connected -
23 A16 O EPROM Address Line -
24 A17 O EPROM Address Line -
25 A18 O EPROM Address Line -
26 A19 O EPROM Address Line -
27 VSS X Ground OV
28 VDD I Supply 3.3V
29 A20 X Not Connected -
30 A21 X Not Connected -
31 A22 X Not Connected -
32 A23 X Not Connected -
33 RD O Read enable -
34 WR/WAL X Not connected -
35 READY X Not connected -
36 ALE O All Logic Enable 4.3V
37 EA X Earth 0V
38 VDD I Supply 3.3V
39 VSS X Earth 0V
40 RPD I Control -
41 D0 X EPROM Data Line -
42 D1 X ERPOM Data Line -
43 D2 X EPROM Data Line -
44 D3 X EPROM Data Line -
45 D4 X EPROM Data Line -
46 D5 X EPROM Data Line -
47 D6 X EPROM Data Line -
48 D7 X EPROM Data Line -
49 VDD I Supply 3.3V
50 VSS X Ground 0V
51 SELF1 I Band switching control -
52 BG/L I Band switching control -
53 L/L’ I Band switching control -
54 RESOUT O Reset out 3.3V
55 ROT OUT O Rotation output Variable
56 RES2OUT O Reset output 2 3.3V
57 HOUT O Horizontal mute control 0V
58 POH 7 I Control -
59 A0 O EPROM Address Line -
60 A1 O EPROM Address Line -
61 A2 O EPROM Address Line -
62 A3 O EPROM Address Line -
63 A4 O EPROM Address Line -
64 A5 O EPROM Address Line -
65 A6 O EPROM Address Line -
66 A7 O EPROM Address Line -
67 A8 O EPROM Address Line -
68 VSS X Ground 0V
69 VDD I Supply 3.3V
70 A9 O EPROM Address Line -
71 A10 O EPROM Address Line -
72 A11 O EPROM Address Line -
73 A12 O EPROM Address Line -
74 A13 O EPROM Address Line -
75 A14 O EPROM Address Line -
76 A15 O EPROM Address Line -
77 VSS X Ground 0V
78 VDD I Supply 3.3V
79 RSTIN I Reset input 5.0V
80 RSTOUT O Reset output 3.3V
81 NMI I Control 3.0V
82 P6.0 I AV3 Select (RGB) 0V/5V
83 P6.1 I AV2 Select 0V/5V
84 P6.2 I AV1 Select 0V/5V
85 P6.3 I SELV -
86 P6.4 O SCL2 4.3V
87 P6.5 X Not connected -
88 P6.6 X Not connected -
89 P6.7 X Not connected -
90 P2.8 X Not connected -
91 P2.9 I From primary processor -
92 P2.10 O AL (AV link data) Variable
93 P2.11 I/O SDA1 4.2V
94 P7.0 O SCL1 4.2V
95 P7.1 X Not connected -
96 P7.2 I/O SDA2 4.2V
97 P7.3 O AFT control Variable
98 P5.10 X Not connected -
99 P5.11 X Not connected -
100 P5.12 I Audio Protection (low active) 5V
Note that because not all the pins are used on the
microprocessor, voltages are only shown as necessary on the
above table.