AT91SAM7S128C-MU Atmel, AT91SAM7S128C-MU Datasheet - Page 146

• Manufacturer Part Number: AT91SAM7S128C-MU
• Description: IC MCU ARM7 128K FLASH 64-QFN
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91SAM7S128C-MU

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 55MHz
• Connectivity: I²C, SPI, SSC, UART/USART, USB
• Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 32K 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: 64-VQFN Exposed Pad, 64-HVQFN, 64-SQFN, 64-DHVQFN
• Core: ARM7TDMI
• 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: -
• Lead Free Status / Rohs Status: Details
• Other names: AT91SAM7S128-MU; AT91SAM7S128-MU

146
AT91SAM7S Series Preliminary
Table 21-1.
Note:
Command
O
o
H
h
W
w
S
R
G
V
• Write commands: Write a byte (O), a halfword (H) or a word (W) to the target.
• Read commands: Read a byte (o), a halfword (h) or a word (w) from the target.
• Send a file (S): Send a file to a specified address
• Receive a file (R): Receive data into a file from a specified address
• Go (G): Jump to a specified address and execute the code
• Get Version (V): Return the SAM-BA boot version
– Once the communication interface is identified, the application runs in an infinite
– Address: Address in hexadecimal.
– Value: Byte, halfword or word to write in hexadecimal.
– Output: ‘>’.
– Address: Address in hexadecimal
– Output: The byte, halfword or word read in hexadecimal following by ‘>’
– Address: Address in hexadecimal
– Output: ‘>’.
– Address: Address in hexadecimal
–
– Output: ‘>’
– Address: Address to jump in hexadecimal
– Output: ‘>’
– Output: ‘>’
loop waiting for different commands as shown in
NbOfBytes
There is a time-out on this command which is reached when the prompt ‘>’ appears before the
end of the command execution.
Commands Available through the SAM-BA Boot
Action
write a byte
read a byte
write a half word
read a half word
write a word
read a word
send a file
receive a file
go
display version
: Number of bytes in hexadecimal to receive
Argument(s)
Address, Value#
Address,#
Address, Value#
Address,#
Address, Value#
Address,#
Address,#
Address, NbOfBytes#
Address#
No argument
Table
21-1.
Example
O200001,CA#
o200001,#
H200002,CAFE#
h200002,#
W200000,CAFEDECA#
w200000,#
S200000,#
R200000,1234#
G200200#
V#
6175K–ATARM–30-Aug-10