AT91SAM7S32-AU-999 Atmel, AT91SAM7S32-AU-999 Datasheet - Page 126
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AT91SAM7S32-AU-999
Manufacturer Part Number
AT91SAM7S32-AU-999
Description
IC MCU ARM7 32KB FLASH 48LQFP
Manufacturer
Atmel
Series
AT91SAMr
Specifications of AT91SAM7S32-AU-999
Core Processor
ARM7
Core Size
16/32-Bit
Speed
55MHz
Connectivity
I²C, SPI, SSC, UART/USART
Peripherals
Brown-out Detect/Reset, DMA, POR, PWM, WDT
Number Of I /o
21
Program Memory Size
32KB (32K x 8)
Program Memory Type
FLASH
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
1.65 V ~ 1.95 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
48-LQFP
For Use With
AT91SAM-ICE - EMULATOR FOR AT91 ARM7/ARM9AT91SAM7S-EK - KIT EVAL FOR ARM AT91SAM7S
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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20.2.2
126
AT91SAM7S Series Preliminary
Signal Names
Depending on the MODE settings, DATA is latched in different internal registers.
Table 20-2.
When MODE is equal to CMDE, then a new command (strobed on DATA[15:0] or DATA[7:0]
signals) is stored in the command register.
Note:
Table 20-3.
Notes:
MODE[3:0]
0000
0001
0010
0011
0100
0101
Default
DATA[15:0]
DATA[7:0]
0x0011
0x0012
0x0022
0x0032
0x0042
0x0013
0x0014
0x0024
0x0015
0x0034
0x0044
0x0025
0x0054
0x0035
0x001F
0x0016
0x001E
DATA[7:0] pertains to the AT91SAM7S32/16.
1. DATA[7:0] pertains to the AT91SAM7S32/16.
2. Applies to AT91SAM7S512.
(1)
Mode Coding
Command Bit Coding
Symbol
CMDE
ADDR0
ADDR1
ADDR2
ADDR3
DATA
IDLE
Symbol
READ
WP
WPL
EWP
EWPL
EA
SLB
CLB
GLB
SGPB
CGPB
GGPB
SSE
GSE
WRAM
SEFC
GVE
Command Executed
Read Flash
Write Page Flash
Write Page and Lock Flash
Erase Page and Write Page
Erase Page and Write Page then Lock
Erase All
Set Lock Bit
Clear Lock Bit
Get Lock Bit
Set General Purpose NVM bit
Clear General Purpose NVM bit
Get General Purpose NVM bit
Set Security Bit
Get Security Bit
Write Memory
Select EFC Controller
Get Version
Data
Command Register
Address Register LSBs
Address Register MSBs
Data Register
No register
(2)
6175K–ATARM–30-Aug-10
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