SAM3S8C Atmel Corporation, SAM3S8C Datasheet - Page 318

• Manufacturer Part Number: SAM3S8C
• Manufacturer: Atmel Corporation

19.3
19.3.1
Table 19-1.
318
318
Signal Name
VDDIO
VDDCORE
VDDPLL
GND
XIN
TST
PGMEN0
PGMEN1
PGMEN2
PGMNCMD
PGMRDY
Parallel Fast Flash Programming
SAM3S8/SD8
SAM3S8/SD8
Device Configuration
Signal Description List
Function
I/O Lines Power Supply
Core Power Supply
PLL Power Supply
Ground
Main Clock Input.
Test Mode Select
Test Mode Select
Test Mode Select
Test Mode Select
Valid command available
0: Device is busy
1: Device is ready for a new command
In Fast Flash Programming Mode, the device is in a specific test mode. Only a certain set of pins
is significant. The rest of the PIOs are used as inputs with a pull-up. The crystal oscillator is in
bypass mode. Other pins must be left unconnected.
Figure 19-1. Parallel Programming Interface
MODE[3:0]
DATA[15:0]
0 - 50MHz
NVALID
VDDIO
VDDIO
VDDIO
NCMD
GND
NOE
RDY
Clocks
Power
Test
PIO
PGMD[15:0]
TST
PGMEN0
PGMEN1
PGMEN2
PGMNCMD
PGMRDY
PGMNOE
PGMNVALID
PGMM[3:0]
XIN
Ground
Output
Power
Power
Power
Type
Input
Input
Input
Input
Input
Input
Active
Level
High
High
High
High
Low
Low
Comments
32 KHz to 50 MHz
Must be connected to VDDIO
Must be connected to VDDIO
Must be connected to VDDIO
Must be connected to GND
Pulled-up input at reset
Pulled-up input at reset
VDDCORE
VDDIO
VDDPLL
VDDFLASH
GND
11090A–ATARM–10-Feb-12
11090A–ATARM–10-Feb-12