at91sam7l128 ATMEL Corporation, at91sam7l128 Datasheet - Page 7

• Manufacturer Part Number: at91sam7l128
• Description: At91 Arm Thumb-based Microcontroller
• Manufacturer: ATMEL Corporation

Table 3-1.
6257AS–ATARM–28-Feb-08
Signal Name
TWD
TWCK
AD0-AD3
ADTRG
ADVREF
PGMEN0-
PGMEN2
PGMM0-
PGMM3
PGMD0-
PGMD15
PGMRDY
PGMNVALID
PGMNOE
PGMCK
PGMNCMD
COM[9:0]
SEG[39:0]
Signal Description List (Continued)
Two-wire Serial Data
Two-wire Serial Clock
Analog Inputs
ADC Trigger
ADC Reference
Programming Enabling
Programming Mode
Programming Data
Programming Ready
Programming Read
Programming Clock
Programming Command
Common Terminals
Segment Terminals
Function
Data Direction
Fast Flash Programming Interface
Analog-to-Digital Converter
Segmented LCD Controller
Two-Wire Interface
Analog
Output
Output
Output
Output
Type
Input
Input
Input
Input
Input
Input
Input
I/O
I/O
I/O
AT91SAM7L128/64 Preliminary
Active
Level
High
Low
Low
Low
VDDCORE
VDDCORE
Reference Comments
VDDIO1
VDDIO1
VDDIO1
VDDIO1
VDDIO1
VDDIO1
VDDIO1
VDDIO1
VDDIO2
VDDIO2
Voltage
7