Hitachi HTD-K185UK Service Manual page 6

55 APLLVDD3
56 ALE
57 IOOE#
58 IOWR#
59 IOCS#
60 DVSS
61 UP1_2
62 UP1_3
63 UP1_4
64 UP1_5
65 UP1_6
66 DVDD3
67 UP1_7
68 UP3_0
69 UP3_1
70 INTO#
71 IR
72 DVDD2
73 UPS 4
74 UPS 5
75 UWR#
76 URD#
77 DVSS
78 RD7
79 RD6
80 RD5
81 RD4
82 DVDD2
Power 3.3V Power pin for audio clock circuitry
Microcontroller address latch enable
Inout 2-16MA,
SR PU, SMT
Flash output enable, active low / IO
Inout 2-16MA,
SR SMT
Flash write enable, active low / IO
Inout 2-16MA,
SR SMT
Flash chip select, active low / IO
Inout 2-16MA,
SR PU, SMT
Ground Ground pin for internal digital circuitry
Microcontroller port 1-2
Inout 4MA,
SR PU,
SMT
Microcontroller port 1-3
Inout 4MA,
SR PU, SMT
Microcontroller port 1-4
Inout 4MA,
SR PU,
SMT
Microcontroller port 1-5
Inout 4MA,
SR PU,
SMT
Microcontroller port 1-6
Inout 4MA,
SR PU,
SMT
Power 3.3V power pin for internal
Microcontroller port 1-7
Inout 4MA,
SR PU,
SMT
Microcontroller port 3-0
Inout 4MA,
SR PU,
SMT
Microcontroller port 3-1
Inout 4MA,
SR PU,
SMT
Microcontroller interrupt 0, active low
Inout 2-16MA,
SR PU, SMT
IR control signal input
Input SMT
Power 2.5V power pin for internal digital circuitry
Inout Microcontroller port 3-4
Inout Microcontroller port 3-5
Microcontroller write strobe, active low
Inout 2-16MA,
SR PU, SMT
Microcontroller read strobe, active low
Inout 2-16MA,
SR PU, SMT
Ground Ground pin for internal digital circuitry
Inout DRAM data 7
Inout DRAM data 6
Inout DRAM data 5
Inout DRAM data 4
Power 2.5V power pin for internal digital circuitry
digital circuitry