Samsung S3C6400X, User Manual, Page: 31 / 1189

PRELIMINARY
PRODUCT OVERVIEW S3C6400 RISC MICROPROCESSOR
1-28
Preliminary product information describe products that are in development,
for which full characterization data and associated errata are not yet available.
Specifications and information herein are subject to change without notice.
XusbDM IO USB Data pin DATA(-)
XusbXTI I Crystal Oscillator XI signal
XusbXTO I Crystal Oscillator XO signal
XusbREXT IO External 3.4k-ohm (+/- 1%) resistor connection
XusbVBUS IO USB Mini-Receptacle Vbus
XusbID I USB Mini-Receptacle Identifier
XusbDRVVBUS O Drive Vbus for Off-Chip Charge Pump
1.1.18.3 Parallel Communication
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External Interrupts
I/O Function
Signal
0 1 5 0 1 5
XEINT[0] I IO XEINT[0] XkpROW[0] GPN[0]
XEINT[1] I IO XEINT[1] XkpROW[1] GPN[1]
XEINT[2] I IO XEINT[2] XkpROW[2] GPN[2]
XEINT[3] I IO XEINT[3] XkpROW[3] GPN[3]
XEINT[4] I IO XEINT[4] XkpROW[4] GPN[4]
XEINT[5] I IO XEINT[5] XkpROW[5] GPN[5]
XEINT[6] I IO XEINT[6] XkpROW[6] GPN[6]
XEINT[7] I IO XEINT[7] XkpROW[7] GPN[7]
XEINT[8] I O IO XEINT[8] ADDR_CF[0] GPN[8]
XEINT[9] I O IO XEINT[9] ADDR_CF[1] GPN[9]
XEINT[10] I O IO XEINT[10] ADDR_CF[2] GPN[10]
XEINT[15:11] I O IO XEINT[15:11]
GPN[15:11]
Signal I/O Description
XEINT[15:0] I External interrupts
XkpROW[7:0] I Keypad I/F Row
ADDR_CF[2:0] O CF card address
1.1.18.4 Modem Interface
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Host I/F / HIS(MIPI) / Key I/F / ATA
I/O Function
Signal
0 1 2 3 4 5 0 1 2 3 4 5
XhiCSn I I IO O IO XhiCSn XEINT[23] DATA_CF[10] CE_CF[0] GPM[0]
XhiCSn_main I I IO O IO XhiCSn_main XEINT[24] DATA_CF[11] CE_CF[1] GPM[1]
XhiCSn_sub I I IO O IO XhiCSn_sub XEINT[25] DATA_CF[12] IORD_CF GPM[2]