pxb4219 Infineon Technologies Corporation, pxb4219 Datasheet - Page 32
pxb4219
Manufacturer Part Number
pxb4219
Description
Iwe8 Interworking Element For 8 E1/t1 Lines
Manufacturer
Infineon Technologies Corporation
Datasheet
1.PXB4219.pdf
(290 pages)
- Current page: 32 of 290
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Table 5
Pin No.
L4
M2
M3
Data Sheet
Symbol
MPRDY
MPTA
MPIR1
MPIR2
Microprocessor Interface (cont’d)
Input (I)
Output (O)
O
Tri
O
PUB
O
PUB
32
Function
Microprocessor Ready (Intel Bus Mode)
This three-state output indicates that the
device has accepted date from the master
(write) or has driven the data bus with valid
data (read)
Microprocessor Transfer Acknowledge
(Motorola Bus Mode)
This three-state output indicates that the
device has accepted date from the master
(write) or has driven the data bus with valid
data (read)
Microprocessor Interrupt Request 1
Main interrupt pin indicating a special event
in the IWE8.
Microprocessor Interrupt Request 2
This signal is generated by timer set 2 to
indicate that a counter expired
PXB4219 / PXB4220 / PXB4221
Pin Descriptions
2002-05-06
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