Samsung S5PC110 Manual page 976

S5PC110_UM
6.6 I/O DESCRIPTION
Signal
ADR[12:0] Input
CSn Input
WEn Input
OEn Input
DATA[15:0] In/Out
IRQn Output
ADVn Input
NOTE: Type field indicates whether pads are dedicated to the signal or pads are connected to the multiplexed signals.
6.7 SOFTWARE INTERFACE AND REGISTERS
This modem interface provides a generic data-exchange method. This interface does not implement any other
complex features except for the interrupt-request/ clear such as automatic FIFO managements, and so on. The
software should be responsible for required functionalities for the data exchange between the modem chip and
the S5PC110, namely, data exchange protocol, data buffer managements, and so on.
I/O
Address from MODEM Chip
Chip Select Signal from MODEM Chip
Write Enable Signal from MODEM Chip
Read Enable Signal from MODEM Chip
Data from/to MODEM Chip
Interrupt Request to MODEM Chip
Address Valid from MODEM Chip (Only
Address Muxed mode)
Description
6 MODEM INTERFACE
Pad
XmsmADDR[12:0]
XmsmCSn
XmsmWEn
XmsmRn
XmsmDATA[15:0]
XmsmIRQn
XmsmADVn
Type
muxed
muxed
muxed
muxed
muxed
muxed
muxed
6-8