– 102 –
Pin No. Pin Name I/O Function
1 VSS3 — Ground
2 SOA O Serial data output
3 SOB O Serial data output
4 SOC O Serial data output
5 SOD O Serial data output
6 ECJ0 I Junpe condition input terminal
7 ECJ1 I Junpe condition input terminal
8 NC — Not used
9 XHDWR I HCIF Data write
10 XHDRD I HCIF Data read
11 VSS4 — Ground
12 VDD2 — Power supply (+3.3V)
13 HRDY O HCIF Ready signal Open drain
14 XHDCS I HCIF Chip select
15 HA0 I HCIF Address input
16 HD0 I/O HCIF Address output
17 HD1 I/O HCIF Address output
18 HD2 I/O HCIF Address output
19 HD3 I/O HCIF Address output
20 HD4 I/O HCIF Address output
21 VSS5 — Ground
22 VDD3 — Power supply (+3.3V)
23 HD5 I/O Data input/output
24 HD6 I/O Data input/output
25 HD7 I/O Data input/output
26 XRST I Reset input “L” active
27 FGP0 O Test data output
28 FGP1 O Test data output
29 FGP2 O Test data output
30 FGP3 O Test data output
31 VSS6 — Ground
32 ED0 I/O External RAM data input/output
33 ED1 I/O External RAM data input/output
34 ED2 I/O External RAM data input/output
35 ED3 I/O External RAM data input/output
36 ED4 I/O External RAM data input/output
37 ED5 I/O External RAM data input/output
38 ED6 I/O External RAM data input/output
39 ED7 I/O External RAM data input/output
40 ED8 I/O External RAM data input/output
41 VSS7 — Ground
42 VDD4 — Power supply (+3.3V)
43 ED9 I/O Power supply (+3.3V)
44 ED10 I/O Power supply (+3.3V)
45 ED11 I/O Power supply (+3.3V)
46 ED12 I/O Power supply (+3.3V)
47 ED13 I/O Power supply (+3.3V)
48 ED14 I/O Power supply (+3.3V)
49 ED15 I/O Power supply (+3.3V)
4-32. IC PIN FUNCTIONS
• IC2005, 2009 CXD2712R (DIGITAL Board)
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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