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| PEB20560 Datasheet, PDF (101/433 Pages) Infineon Technologies AG – ICs for Communications | |||
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PEB 20560
Functional Block Description
2.3.5.3 CFI Channel Select 1 Register (MCCHSEL1)
Address: 382H
µP interface mode: read/write
Reset Value: 00H
bit 7
CD3
DIR3 PN31 PN30
CD2
DIR2
bit 0
PN21
PN20
This register selects the IOM port that SIDEC2 and SIDEC3 will be connected to.
CD3:
Connect/Disconnect SIDEC3
0: SIDEC3 is disconnected from IOM signaling mux
1: SIDEC3 is connected to IOM signaling mux
DIR3: 1) The DIRection of SIDEC3 connection
0: HDLC TXD line connected to IOM DD line
HDLC RXD line connected to IOM DU line
1: HDLC TXD line connected to IOM DU line
HDLC RXD line connected to IOM DD line
PN3 1â¦0: 1)Port Number which SIDEC3 is connected to.
00: IOM port: PORT0
01: IOM port: PORT1
10: IOM port: PORT2
11: IOM port: PORT3
CD2:
Connect/Disconnect SIDEC2
0:SIDEC2 is disconnected from IOM signaling mux
1:SIDEC2 is connected to IOM signaling mux
DIR2: 1) The DIRection of SIDEC2 connection
0: HDLC TXD line connected to IOM DD line
HDLC RXD line connected to IOM DU line
1: HDLC TXD line connected to IOM DU line
HDLC RXD line connected to IOM DD line
PN2 1â¦0: 1)Port Number which SIDEC2 is connected to.
00: IOM port: PORT0
01: IOM port: PORT1
10: IOM port: PORT2
11: IOM port: PORT3
Note: 1) only valid if CDx=1
Semiconductor Group
2-55
2003-08
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