Daewoo OSDPC78001, Service Manual

Page: 21 / 44

-20-
IC BLOCK DIAGRAM & DESCRIPTION
IC101 CSC-1004
13 onpo O 1mA 45 oosco O xout(25mhz)
14 iohsy I/O Bi dir.(3mA) 46 vss
15 iovsy I/O Bi dir(3mA). 47 opda O 3_state(3mA)
16 HVDD 5.0V 48 osrst O 1mA
17 imode1 I pull_down 49 ocph1 O 6mA
18 imode2 I pull_down 50 ocph2 O 6mA
19 imode3 I pull_down 51 pcph3 O 6mA
20 ivpos1 I pull_down 52 osth1 O 3_state(3mA)
21 ivpos2 I pull_down 53 osth2 O 3_state(3mA)
22 VSS 54 oq2h O 3mA
23 ihpos1 I pull_up 55 LVDD 3.3V
24 ihpos2 I pull_up 56 ooeh O 3mA
25 iarea_sel I pull_up 57 ocpo O 3mA
26 iimode I pull_up 58 VSS
27 icpo_sel I pull_up 59 icpi I
28 icpo_sel I pull_up 60 iq2h_sel I pull_up
29 iodd_sel I pull_up 61 ioeh_sel I pull_up
30 LVDD 3.3V 62 ilnr I pull_up
31 ires3 I pull_down 63 iund I pull_up
32 ires2 I pull_down 64 innp I pull_up