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Pin Symbol Type Description
44 IOA4 Inout, Pull Up Microcontroller address 4 / GPIO4
45 IOA5 Inout, Pull Up Microcontroller address 5 / GPIO5
46 IOA6 Inout, Pull Up Microcontroller address 6 / GPIO6
47 IOA7 Inout, Pull Up Microcontroller address 7 / GPIO7
48 A16 Output Flash address 16
49 A17 Output Flash address 17
50 IOA18 Inout Flash address 18 / GPIO10
51 IOA19 Inout Flash address 19 / GPIO11
52 DMVSS Ground Ground for DRAM clock circuitr
y
53 DMVDD3 Power Power for DRAM clock circuitry
54 ALE Inout, Pull Up Microcontroller address latch enable
55 IOOE# Inout Flash output enable, active low / GPIO13
56 IOWR# Inout Flash write enable, active low / GPIO17
57 IOCS# Inout, Pull Up Flash chip select, active low / GPIO18
58 DVSS Ground Ground
59 UP1_2 Inout, Pull Up Microcontroller port 1-2
60 UP1_3 Inout, Pull Up Microcontroller port 1-3
61 UP1_4 Inout, Pull Up Microcontroller port 1-4
62 UP1_5 Inout, Pull Up Microcontroller port 1-5
63 UP1_6 Inout, Pull Up Microcontroller port 1-6
64 DVDD3 Power 3.3V power
65 UP1_7 Inout, Pull Up Microcontroller port 1-7
66 UP3_0 Inout, Pull Up Microcontroller port 3-0
67 UP3_1 Inout, Pull Up Microcontroller port 3-1
68 INT0# Inout, Pull Up Microcontroller interrupt 0, active low
69 IR Input IR control si
g
nal input
70 DVDD2 Power 2.5V power
71 UP3_4 Inout Microcontroller port 3-4
72 UP3_5 Inout Microcontroller port 3-5
73 UWR# Inout, Pull Up Microcontroller write strobe, active low
74 URD# Inout, Pull Up Microcontroller read strobe, active low
75 XTALI Input Crystal input, 27MHz
76 XTALO Output Crystal output
77 DVSS Ground Ground
78 RD7 Inout DRAM data 7
79 RD6 Inout DRAM data 6
80 RD5 Inout DRAM data 5
81 RD4 Inout DRAM data 4
82 DVDD2 Power 2.5V power
83 RD3 Inout DRAM data 3
84 RD2 Inout DRAM data 2
85 RD1 Inout DRAM data 1
86 RD0 Inout DRAM data 0
87 RWE# Output DRAM write enable, active low
88 CAS# Output DRAM column address strobe, active low
89 RAS# Output DRAM row address strobe, active low
90 RCS# Output DRAM chip select, active low
91 BA0 Output DRAM bank address 0
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