sam4s8c ATMEL Corporation, sam4s8c Datasheet - Page 7

• Manufacturer Part Number: sam4s8c
• Description: At91sam Arm-based Flash Mcu
• Manufacturer: ATMEL Corporation

Table 3-1.
11100AS–ATARM–27-Oct-11
Signal Name
ERASE
NRST
TST
URXDx
UTXDx
PA0 - PA31
PB0 - PB14
PC0 - PC31
PIODC0-PIODC7
PIODCCLK
PIODCEN1-2
D0 - D7
A0 - A23
NWAIT
NCS0 - NCS3
NRD
NWE
NANDOE
NANDWE
MCCK
MCCDA
MCDA0 - MCDA3
Signal Description List (Continued)
Function
Flash and NVM Configuration Bits Erase
Command
Synchronous Microcontroller Reset
Test Select
UART Receive Data
UART Transmit Data
Parallel IO Controller A
Parallel IO Controller B
Parallel IO Controller C
Parallel Capture Mode Data
Parallel Capture Mode Clock
Parallel Capture Mode Enable
Data Bus
Address Bus
External Wait Signal
Chip Select Lines
Read Signal
Write Enable
NAND Flash Output Enable
NAND Flash Write Enable
Multimedia Card Clock
Multimedia Card Slot A Command
Multimedia Card Slot A Data
Universal Asynchronous Receiver Transceiver - UARTx
High Speed Multimedia Card Interface - HSMCI
PIO Controller - Parallel Capture Mode
PIO Controller - PIOA - PIOB - PIOC
Static Memory Controller - SMC
External Bus Interface
NAND Flash Logic
Flash Memory
Reset/Test
Output
Output
Output
Output
Output
Output
Output
Type
Input
Input
Input
Input
Input
Input
Input
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
Active
Level
High
Low
Low
Low
Low
Low
Low
Low
reference
Voltage
VDDIO
VDDIO
VDDIO
VDDIO
Comments
Reset State:
- Erase Input
- Internal pull-down enabled
- Schmitt Trigger enabled
Permanent Internal
pull-up
Permanent Internal
pull-down
Reset State:
- PIO or System IOs
- Internal pull-up enabled
- Schmitt Trigger enabled
(2)
(1)
(1)
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