ATA5771 ATMEL Corporation, ATA5771 Datasheet - Page 223

• Manufacturer Part Number: ATA5771
• Manufacturer: ATMEL Corporation

19.7.6
19.7.7
19.7.8
19.7.9
19.7.10
8006G–AVR–01/08
Reading the Flash
Reading the EEPROM
Programming and Reading the Fuse and Lock Bits
Reading the Signature Bytes and Calibration Byte
Power-off sequence
grammed simultaneously. The programming algorithm for the EEPROM Data memory is as
follows (refer to
The algorithm for reading the Flash memory is as follows (refer to
The algorithm for reading the EEPROM memory is as follows (refer to
172):
The algorithms for programming and reading the Fuse Low/High bits and Lock bits are shown in
Table 19-16 on page
The algorithms for reading the Signature bytes and Calibration byte are shown in
page
Set SCI to “0”. Set RESET to “1”. Turn V
1. Load Command “Write EEPROM”.
2. Load EEPROM Page Buffer.
3. Program EEPROM Page. Wait after Instr. 2 until SDO goes high for the “Page Program-
4. Repeat 2 through 3 until the entire EEPROM is programmed or until all data has been
5. End Page Programming by Loading Command “No Operation”.
1. Load Command "Read Flash".
2. Read Flash Low and High Bytes. The contents at the selected address are available at
1. Load Command “Read EEPROM”.
2. Read EEPROM Byte. The contents at the selected address are available at serial out-
ming” cycle to finish.
programmed.
serial output SDO.
put SDO.
172.
Table 19-16 on page
172.
172):
CC
power off.
Table 19-16 on page
ATtiny24/44/84
Table 19-16 on page
Table 19-16 on
172):
171