ep9301 Cirrus Logic, Inc., ep9301 Datasheet - Page 36

• Manufacturer Part Number: ep9301
• Description: Entry-level Arm9 System-on-chip Processor
• Manufacturer: Cirrus Logic, Inc.

EP9301
Entry Level ARM9 System-on-Chip Processor
208 Pin LQFP Pinout
The following table shows the 208 pin LQFP pinout.
Pin List
The following Low-Profile Quad Flat Pack (LQFP) pin assignment table is sorted in order of pin.
36
Number
Pin
10
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
11
1
2
3
4
5
6
7
8
9
• VDD_core is CVDD.
• VDD_ring is RVDD.
• NC means that the pin is not connected.
SDCSn[3]
SDCSn[2]
SDCSn[1]
SDCSn[0]
vdd_core
gnd_core
vdd_core
gnd_core
DQMn[1]
DQMn[0]
vdd_ring
gnd_ring
vdd_ring
gnd_ring
vdd_ring
gnd_ring
SDWEn
SDCLK
Name
CSn[7]
CSn[6]
CSn[3]
CSn[2]
CSn[1]
AD[25]
AD[24]
AD[23]
AD[22]
AD[21]
DA[15]
DA[14]
DA[13]
RASn
CASn
AD[7]
AD[6]
Pin
Number
Pin
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
gnd_core
vdd_core
vdd_ring
gnd_ring
vdd_ring
gnd_ring
vdd_ring
gnd_ring
vdd_ring
gnd_ring
AD[14]
AD[10]
Name
DA[12]
DA[11]
DA[10]
AD[15]
AD[13]
AD[12]
AD[11]
AD[5]
AD[4]
AD[3]
AD[2]
DA[9]
AD[1]
DA[8]
AD[0]
DA[7]
DA[6]
DA[5]
DA[4]
DA[3]
DA[2]
Pin
NC
NC
©
Copyright 2005 Cirrus Logic (All Rights Reserved)
Table P. Pin List in Numerical Order by Pin Number
Number
Pin
100
101
102
103
104
105
76
82
88
71
72
73
74
75
77
78
79
80
81
83
84
85
86
87
89
90
91
92
93
94
95
96
97
98
99
vdd_core
gnd_core
gnd_ring
BOOT[1]
BOOT[0]
gnd_ring
SSPRX1
gnd_ring
USBm[0]
vdd_ring
SSPTX1
vdd_ring
ASYNC
GRLED
EECLK
EEDAT
SFRM1
RDLED
SCLK1
Name
ASDO
INT[3]
INT[1]
INT[0]
DSRn
DTRn
RTSn
AD[9]
DA[1]
AD[8]
DA[0]
TDO
TMS
TCK
Pin
TDI
NC
Number
Pin
106
107
108
109
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
110
111
112
113
114
115
116
117
118
119
RTCXTALO
ADC_GND
ADC_VDD
RTCXTALI
EGPIO[11]
PLL_GND
PLL_VDD
CGPIO[0]
ABITCLK
gnd_core
vdd_core
gnd_core
vdd_core
vdd_ring
gnd_ring
gnd_ring
vdd_ring
gnd_ring
vdd_ring
USBp[0]
RXD[0]
RXD[1]
XTALO
RSTOn
PRSTn
ADC[4]
ADC[3]
ADC[2]
ADC[1]
ADC[0]
Name
TXD[0]
TXD[1]
CSn[0]
XTALI
CTSn
Pin
Number
Pin
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
EGPIO[10]
EGPIO[15]
EGPIO[14]
EGPIO[13]
EGPIO[12]
EGPIO[9]
EGPIO[8]
EGPIO[7]
EGPIO[6]
EGPIO[5]
EGPIO[4]
EGPIO[3]
EGPIO[2]
EGPIO[1]
EGPIO[0]
gnd_core
FGPIO[3]
FGPIO[2]
FGPIO[1]
vdd_core
gnd_ring
USBm[2]
gnd_ring
gnd_ring
vdd_ring
USBp[2]
vdd_ring
vdd_ring
TXERR
ARSTn
TRSTn
Name
WAITn
ASDI
CRS
CLD
Pin
Number
Pin
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
DS636PP5
SDCLKEN
MIIRXD[0]
MIIRXD[1]
MIIRXD[2]
MIIRXD[3]
MIITXD[0]
MIITXD[1]
MIITXD[2]
MIITXD[3]
HGPIO[2]
HGPIO[3]
HGPIO[4]
HGPIO[5]
gnd_core
vdd_core
RXDVAL
gnd_ring
vdd_ring
gnd_ring
vdd_ring
RXERR
RXCLK
TXCLK
Name
AD[16]
AD[17]
AD[18]
AD[19]
AD[20]
TXEN
MDIO
MDC
WRn
RDn
Pin