User Manual
GD32450I-EVAL
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4.14
NAND Flash
EXMC_D0
EXMC_D1
EXMC_D2
EXMC_D3
EXMC_D4
EXMC_D5
EXMC_D6
EXMC_D7
EXMC_NWE
EXMC_NOE
PD14
PD15
PE7
PE8
PE9
PE10
PD4
CL
16
AL
17
W
18
R
8
E
9
VSS2
36
VSS1
13
VDD2
37
VDD1
12
IO7
44
IO6
43
IO5
42
IO4
41
IO3
32
IO2
31
IO1
30
IO0
29
WP
19
RB
7
U11
HY27UF081G2A
EXMC_A16
EXMC_A17
EXMC_NWE
EXMC_NOE
R64
10K
Ω
+3V3
R63 10K
Ω
+3V3
R66 10K
Ω
+3V3
EXMC_NWAIT
GND
+3V3
Nand Flash
EXMC_D7
EXMC_D6
EXMC_D5
EXMC_D4
EXMC_D3
EXMC_D2
EXMC_D1
EXMC_D0
C50
50V/0.1uF
C51
50V/0.1uF
+3V3
GND
EXMC_A17
EXMC_A16
EXMC_NWAIT
EXMC_NCE1
PD11
PD12
PD7
EXMC_NCE1
PD5
PD6
PD0
PD1
4.15
SDRAM
VDD
1
DQ0
2
VDDQ
3
DQ1
4
DQ2
5
VSSQ
6
DQ3
7
DQ4
8
VDDQ
9
DQ5
10
DQ6
11
VSSQ
12
DQ7
13
VDD
14
LDQM
15
WE
16
CAS
17
RAS
18
CS
19
BA0
20
BA1
21
A10/AP
22
A0
23
A1
24
A2
25
A3
26
VDD
27
VSS
28
A4
29
A5
30
A6
31
A7
32
A8
33
A9
34
A11
35
A12
36
CKE
37
CLK
38
UDQM
39
NC
40
VSS
41
DQ8
42
VDDQ
43
DQ9
44
DQ10
45
VSSQ
46
DQ11
47
DQ12
48
VDDQ
49
DQ13
50
DQ14
51
VSSQ
52
DQ15
53
VSS
54
U9
MT48LC16M16A2P-6AIT
+3V3
GND
+3V3
+3V3
+3V3
+3V3
+3V3
GND
GND
GND
GND
GND
GND
GND
EXMC_D0
EXMC_D1
EXMC_D2
EXMC_D3
EXMC_D4
EXMC_D5
EXMC_D6
EXMC_D7
EXMC_D8
EXMC_D9
EXMC_D10
EXMC_D11
EXMC_D12
EXMC_D13
EXMC_D14
EXMC_D15
EXMC_NBL0
EXMC_NBL1
EXMC_SDNWE
EXMC_SDNCAS
EXMC_SDNRAS
EXMC_SDNE0
EXMC_BA0
EXMC_BA1
EXMC_A0
EXMC_A1
EXMC_A2
EXMC_A3
EXMC_A4
EXMC_A5
EXMC_A6
EXMC_A7
EXMC_A8
EXMC_A9
EXMC_A10
EXMC_A11
EXMC_A12
EXMC_SDCKE0
EXMC_SDCLK
EXMC_D0
PE11
PE12
PE13
PE14
PE15
PD8
PD9
PD10
+3V3
+3V3
PH5
PC2
EXMC_SDNWE
EXMC_SDNE0
EXMC_SDCKE0
PE0
PE1
PF0
PF1
PF2
PF3
PF4
PF5
PF14
PF15
PF11
PF12
PF13
PG0
PG1
PG2
PG4
PG5
PG15
PG8
EXMC_NBL0
EXMC_NBL1
EXMC_SDNCAS
EXMC_SDNRAS
EXMC_BA0
EXMC_BA1
EXMC_SDCLK
EXMC_A0
EXMC_D1
EXMC_D2
EXMC_D3
EXMC_D4
EXMC_D5
EXMC_D6
EXMC_D7
EXMC_D8
EXMC_D9
EXMC_D10
EXMC_D11
EXMC_D12
EXMC_D13
EXMC_D14
EXMC_D15
EXMC_A1
EXMC_A2
EXMC_A3
EXMC_A4
EXMC_A5
EXMC_A6
EXMC_A7
EXMC_A8
EXMC_A9
EXMC_A10
EXMC_A11
EXMC_A12
SDRAM
DCI_8bit, TLI and SDRAM can be used at the same time
C52
50V/0.1uF
C53
50V/0.1uF
C54
50V/0.1uF
C55
50V/0.1uF
C56
50V/0.1uF
C57
50V/0.1uF
C58
50V/0.1uF
PD0
PD1
PE7
PE8
PE9
PE10
PD14
PD15
R8
10K
Ω
PC5
PC5 is AFIO, please refer to ETHNET schematic for right config