pxb4340e Infineon Technologies Corporation, pxb4340e Datasheet - Page 145

• Manufacturer Part Number: pxb4340e
• Description: Atm Oam Processor Aop
• Manufacturer: Infineon Technologies Corporation

Pin Definitions and Functions
AD18, AF19,
AE19, AF18,
AD17, AE18,
AC17, AF17,
AD16, AE17,
AC15, AF16,
AD15, AE16,
AF15, AD14
AE23, AD21,
AF22, AE21
AE15
AD23, AE24,
AD22, AF23
AD19, AF20,
AC19, AE20
AD13
E2, E4, E3,
E1, F2, G4,
F3, F1, G2,
G1, G3, H2,
J4, H1, H3, J2
C4, B3, C5,
A4, D5, B4,
C6, A5
B1
C2
A3
D1
D3
D2
C1
Data Sheet
3)
2)
1)
TXDATU
(15:0)
TXADRU
(3:0)
TXPRTYU
TXENBU
(3:0)
TXCLAVU
(3:0)
TXSOCU
MPDAT
(15:0)
MPADR
(7:0)
MPWR
MPRD
MPCS
MPINT
MPDREQ
MPRDY
MPDACK
O
I
O
I
O
O
I/O
I
I
I
I
O
O
O
I
Transmit data bus to ATM side.
Address from ATM side.
Odd parity of RXDATU(15:0) to ATM side.
Enable signal from ATM side.
Cell available signal to ATM side.
Start of cell signal to ATM side.
Microprocessor data bus
Address from microprocessor
Write enable from microprocessor.
Read enable from microprocessor.
Chip select from microprocessor.
Interrupt request to microprocessor.
DMA request to microprocessor.
Ready output to microprocessor for read and
write accesses.
5-145
P DMA acknowledgment
04.2000