PEF20525 INFINEON [Infineon Technologies AG], PEF20525 Datasheet - Page 82
![no-image](/images/no-image-200.jpg)
PEF20525
Manufacturer Part Number
PEF20525
Description
2 Channel Serial Optimized Communication Controller for HDLC/PPP
Manufacturer
INFINEON [Infineon Technologies AG]
Datasheet
1.PEF20525.pdf
(252 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PEF20525EHV1.3
Manufacturer:
IR
Quantity:
22 409
Company:
Part Number:
PEF20525F
Manufacturer:
infineon
Quantity:
4
- Current page: 82 of 252
- Download datasheet (4Mb)
The Global Interrupt Status Register (GSTAR) serves as pointer to pending channel
related interrupts and general purpose port interrupts.
3.6
3.6.1
General purpose port pins are provided on pins GP6, GP8, GP9 and GP10 in P-TQFP-
100-3 package (not provided in P-LFBGA-80-2 package). If external DMA support is not
enabled, pins GP0...GP2 are available as general purpose pins (in both P-TQFP-100-3
and P-LFBGA-80-2 package).
Every pin is separately programmable via the General Purpose Port Direction registers
GPDIRL/GPDIRH
GPnDIR=’1’, reset value).
If defined as output, the state of the pin is directly controlled via the General Purpose Port
Data registers GPDATL/GPDATH. Read access to these registers delivers the current
state of all GPP pins (input and output signals).
If defined as input, the state of the pin is monitored. The signal state of the corresponding
GP pins is sampled with a rising edge of CLK and is readable via registers GPDATL/
GPDATH.
3.6.2
The GPP block generates interrupts for transitions on each input signal. All changes may
be indicated via interrupt (optional). To enable interrupt generation, the corresponding
interrupt mask bit in registers
Bit GPI in the gloabl interrupt status register (GSTAR) is set to ’1’ if an interrupt was
generated by any one or more of the the general purpose port pins. The GPP pin causing
the interrupt can be located by reading the
Data Sheet
General Purpose Port Pins
GPP Functional Description
GPP Interrupt Indication
to operate as an output (bit GPnDIR=’0’) or as an input (bit
GPIML/GPIMH
82
GPISL/GPISH
must be reset to ’0’.
registers.
Functional Overview
PEB 20525
PEF 20525
2000-09-14
Related parts for PEF20525
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
![PEF-03A](/images/no-image3.png)
Part Number:
Description:
PHASE SHIFTERS
Manufacturer:
ETC2 [List of Unclassifed Manufacturers]
Datasheet:
![PEF-03A-1500B](/images/no-image3.png)
Part Number:
Description:
PHASE SHIFTERS
Manufacturer:
MERRIMAC [Merrimac Industries, Inc.]
Datasheet:
![BFP620](/images/manufacturer_photos/0/3/328/infineon_technologies_ag_tmb.jpg)
Part Number:
Description:
Manufacturer:
Infineon Technologies AG
Datasheet:
![BG3123R](/images/manufacturer_photos/0/3/328/infineon_technologies_ag_tmb.jpg)
Part Number:
Description:
Manufacturer:
Infineon Technologies AG
Datasheet:
![BG3130](/images/manufacturer_photos/0/3/328/infineon_technologies_ag_tmb.jpg)
Part Number:
Description:
Manufacturer:
Infineon Technologies AG
Datasheet:
![BG3130R](/images/manufacturer_photos/0/3/328/infineon_technologies_ag_tmb.jpg)
Part Number:
Description:
Manufacturer:
Infineon Technologies AG
Datasheet:
![BG3230](/images/manufacturer_photos/0/3/328/infineon_technologies_ag_tmb.jpg)
Part Number:
Description:
Manufacturer:
Infineon Technologies AG
Datasheet:
![BGA428](/images/manufacturer_photos/0/3/328/infineon_technologies_ag_tmb.jpg)
Part Number:
Description:
Manufacturer:
Infineon Technologies AG
Datasheet:
![BGA616](/images/manufacturer_photos/0/3/328/infineon_technologies_ag_tmb.jpg)
Part Number:
Description:
Manufacturer:
Infineon Technologies AG
Datasheet:
![SAB-C167CR-LM](/images/manufacturer_photos/0/3/328/infineon_technologies_ag_tmb.jpg)
Part Number:
Description:
16-bit microcontroller with 2x2 KByte RAM
Manufacturer:
Infineon Technologies AG
Datasheet:
![BFP182W](/images/manufacturer_photos/0/3/328/infineon_technologies_ag_tmb.jpg)
Part Number:
Description:
NPN silicon RF transistor
Manufacturer:
Infineon Technologies AG
Datasheet:
![BFP193W](/images/manufacturer_photos/0/3/328/infineon_technologies_ag_tmb.jpg)
Part Number:
Description:
NPN silicon RF transistor
Manufacturer:
Infineon Technologies AG
Datasheet:
![BFP450](/images/manufacturer_photos/0/3/328/infineon_technologies_ag_tmb.jpg)
Part Number:
Description:
NPN silicon RF transistor
Manufacturer:
Infineon Technologies AG
Datasheet:
![BFP520](/images/manufacturer_photos/0/3/328/infineon_technologies_ag_tmb.jpg)
Part Number:
Description:
NPN silicon RF transistor
Manufacturer:
Infineon Technologies AG
Datasheet:
![BGA420](/images/manufacturer_photos/0/3/328/infineon_technologies_ag_tmb.jpg)
Part Number:
Description:
Si-MMIC-amplifier in SIEGET 25-technologie
Manufacturer:
Infineon Technologies AG
Datasheet: