SAM7S64_14 Datasheet, PDF (124/775 Pages) ATMEL Corporation – Internal High-speed Flash

20.2 Parallel Fast Flash Programming
20.2.1 Device Configuration
In Fast Flash Programming Mode, the device is in a specific test mode. Only a certain set of pins is significant.
Other pins must be left unconnected.
Figure 20-1. SAM7S512/256/128/64/321/161 Parallel Programming Interface
VDDIO
VDDIO
VDDIO
GND
NCMD
RDY
NOE
NVALID
MODE[3:0]
DATA[15:0]
TST
PGMEN0
PGMEN1
PGMEN2
PGMNCMD
PGMRDY
PGMNOE
PGMNVALID
PGMM[3:0]
PGMD[15:0]
VDDCORE
VDDIO
VDDPLL
VDDFLASH
GND
0 - 50MHz
XIN
Figure 20-2. SAM7S32/16 Parallel Programming Interface
VDDIO
VDDIO
VDDIO
GND
NCMD
RDY
NOE
NVALID
MODE[3:0]
DATA[7:0]
TST
PGMEN0
PGMEN1
PGMEN2
PGMNCMD
PGMRDY
PGMNOE
PGMNVALID
PGMM[3:0]
PGMD[7:0]
0 - 50MHz
XIN
VDDCORE
VDDIO
VDDPLL
VDDFLASH
GND
SAM7S Series [DATASHEET]
6175M–ATARM–26-Oct-12
124