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S3C4530A Datasheet(PDF) 13 Page - Samsung semiconductor

Part No. S3C4530A
Description  16/32-bit RISC microcontroller is a cost-effective, high-performance microcontroller
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Maker  SAMSUNG [Samsung semiconductor]
Homepage  http://www.samsung.com/Products/Semiconductor
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S3C4530A Datasheet(HTML) 13 Page - Samsung semiconductor

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S3C4530A
PRODUCT OVERVIEW
1-13
Table 1-1. S3C4530A Signal Descriptions (Continued)
Signal
Pin No.
Type
Description
P[1:0]
179, 176
I/O
General I/O ports. See the I/O ports, chapter 12.
XINTREQ[3:0]
P[11:8]
191 - 189,
186
I/O
External interrupt request lines or general I/O ports.
See the I/O ports, chapter 12.
nXDREQ[1:0]/
P[13:12]
193, 192
I/O
Not External DMA requests for GDMA or general I/O ports.
See the I/O ports, chapter 12.
nXDACK[1:0]
P[15:14]
195, 194
I/O
Not External DMA acknowledge from GDMA or general I/O ports.
See the I/O ports, chapter 12.
TOUT0/P[16]
196
I/O
Timer 0 out or general I/O port. See the I/O ports, chapter 12.
TOUT1/P[17]
199
I/O
Timer 1 out or general I/O port. See the I/O ports, chapter 12.
SCL
200
I/O
I2C serial clock.
SDA
201
I/O
I2C serial data.
VDDP
1, 21, 41,
56, 78, 92,
105, 118,
130, 155,
167, 177,
197
Power
I/O pad power
VDDI
11, 31, 51,
65, 103,
142, 157,
187, 207
Power
Internal core power
VSSP
2, 22, 42,
57, 79, 81,
93, 106,
119, 131,
156, 168,
178, 198
GND
I/O pad ground
VSSI
12, 32, 52,
66, 104,
143, 158,
188, 208
GND
Internal core ground
VDDA
53
Power
Analog power for PLL
VSSA/VBBA
54
GND
Analog/Bulk ground for PLL
NOTE: SDRAM or EDO/normal DRAM interface signal pins are shared functions. It
′s functions will be configured by
SYSCFG[31].


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