ATSAM3U-EK Atmel, ATSAM3U-EK Datasheet - Page 390

• Manufacturer Part Number: ATSAM3U-EK
• Description: KIT EVAL FOR AT91SAM3U CORTEX
• Manufacturer: Atmel
• Type: MCUr

Specifications of ATSAM3U-EK

• Contents: Board
• Processor To Be Evaluated: SAM3U
• Data Bus Width: 32 bit
• Interface Type: RS-232, USB
• Operating Supply Voltage: 3 V
• Silicon Manufacturer: Atmel
• Core Architecture: ARM
• Core Sub-architecture: Cortex - M3
• Silicon Core Number: SAM3U4E
• Silicon Family Name: SAM3U
• Kit Contents: Board CD Docs
• Rohs Compliant: Yes
• For Use With/related Products: AT91SAM3U
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 25-34. Read Enable Timing Configuration Working with NAND Flash Device
Figure 25-35. Ready/Busy Timing Configuration
390
390
mck
cle
mck
wen
cen
ale
ren
ren
rbn
SAM3U Series
SAM3U Series
Use TWB field in SMC_TIMINGS register to configure the maximum elapsed time between the
rising edge of wen signal and the falling edge of rbn signal. Use TRR field in the SMC_TIMINGS
register to program the number of clock cycle between the rising edge of the rbn signal and the
falling edge of ren signal.
• Ready/Busy Signal Timing configuration working with a NAND Flash device
t
WB
t
AR
busy
t
CLR
t
REN_SETUP
t
REN_CYCLE
t
t
REN_PULSE
RR
t
REH
6430D–ATARM–25-Mar-11
6430D–ATARM–25-Mar-11