AT91RM3400-DK Atmel, AT91RM3400-DK Datasheet - Page 206

• Manufacturer Part Number: AT91RM3400-DK
• Description: KIT DEV FOR AT91RM3400
• Manufacturer: Atmel
• Series: AT91SAM Smart ARMr
• Type: MCUr

Specifications of AT91RM3400-DK

• Contents: Evaluation Board, Software and Documentation
• Processor To Be Evaluated: AT91RM3400
• Data Bus Width: 32 bit
• Interface Type: RS-232, USB
• For Use With/related Products: AT91RM3400
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Functional
Description
Figure 67. I/O Line Control Logic
206
Output Enable
Output Enable
Peripheral A
Peripheral B
Peripheral A
Peripheral B
PIO_ASR
PIO_BSR
Output
Output
AT91RM3400
PIO_ABSR
PIO_OER
PIO_ODR
1
1
0
0
The PIO Controller features up to 32 fully-programmable I/O lines. Most of the control logic
associated to each I/O is represented in Figure 67.
PIO_OSR
PIO_IFDR
PIO_IFER
PIO_SODR
PIO_CODR
PIO_IFSR
PIO_PDR
Glitch
PIO_PER
Filter
PIO_ODSR
PIO_PSR
1
0
PIO_PDSR
PIO_IER
PIO_IDR
1
0
1
0
Detector
Edge
PIO_IMR
PIO_ISR
PIO_MDER
PIO_MDDR
PIO_MDSR
1
0
1
1
0
0
PIO_PUER
PIO_PUDR
PIO Interrupt
PIO_PUSR
Peripheral B
Peripheral A
Input
Input
1790A–ATARM–11/03
Pad