AT91SAM7S32-AI ATMEL [ATMEL Corporation], AT91SAM7S32-AI Datasheet - Page 104

• Manufacturer Part Number: AT91SAM7S32-AI
• Description: AT91 ARM Thumb-based Microcontrollers
• Manufacturer: ATMEL [ATMEL Corporation]

Parallel Fast Flash Programming
Device
Configuration
Table 19. Signal Description List
104
Signal Name
VDDFLASH
VDDIO
VDDCORE
VDDPLL
GND
XIN
TST
PGMEN0
PGMEN1
PGMEN2
AT91SAM7S32 Preliminary
Function
Flash Power Supply
I/O Lines Power Supply
Core Power Supply
Backup I/O Lines Power Supply
Ground
Main Clock Input.
This input can be tied to GND. In this
case, the device is clocked by the internal
RC oscillator.
Test Mode Select
Test Mode Select
Test Mode Select
Test Mode Select
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 37. Parallel Programming Interface
MODE[3:0]
0 - 50MHz
DATA[7:0]
NVALID
VDDIO
VDDIO
VDDIO
NCMD
GND
NOE
RDY
Clocks
Power
Test
PIO
TST
PGMEN0
PGMEN1
PGMEN2
PGMNCMD
PGMRDY
PGMNOE
PGMNVALID
PGMM[3:0]
XIN
PGMD[7:0]
Ground
Power
Power
Power
Power
Type
Input
Input
Input
Input
Input
Active
Level
High
High
High
Low
Comments
32KHz to 50MHz
Must be connected to VDDIO
Must be connected to VDDIO
Must be connected to VDDIO
Must be connected to GND
VDDCORE
VDDIO
VDDPLL
VDDFLASH
GND
6071A–ATARM–28-Oct-04