Datasheet

iv
ATmega8535(L)
2502G–AVR–04/05
ADC Noise Canceler......................................................................................... 212
ADC Conversion Result.................................................................................... 216
Boot Loader Support – Read-While-Write Self-Programming..... 222
Boot Loader Features ....................................................................................... 222
Application and Boot Loader Flash Sections.................................................... 222
Read-While-Write and No Read-While-Write Flash Sections........................... 222
Boot Loader Lock Bits....................................................................................... 224
Entering the Boot Loader Program ................................................................... 225
Addressing the Flash during Self-Programming ............................................... 227
Self-Programming the Flash............................................................................. 228
Memory Programming..................................................................... 235
Program And Data Memory Lock Bits .............................................................. 235
Fuse Bits........................................................................................................... 236
Signature Bytes ................................................................................................ 237
Calibration Byte ................................................................................................ 237
Parallel Programming Parameters, Pin Mapping, and Commands .................. 238
Parallel Programming ....................................................................................... 240
Serial Downloading........................................................................................... 249
Electrical Characteristics................................................................ 253
Absolute Maximum Ratings*............................................................................. 253
DC Characteristics............................................................................................ 253
External Clock Drive Waveforms ...................................................................... 256
External Clock Drive ......................................................................................... 256
Two-wire Serial Interface Characteristics ......................................................... 257
SPI Timing Characteristics ............................................................................... 259
ADC Characteristics – Preliminary Data........................................................... 261
ATmega8535 Typical Characteristics – Preliminary Data............ 264
Register Summary ........................................................................... 297
Instruction Set Summary ................................................................ 299
Ordering Information....................................................................... 302
Packaging Information .................................................................... 303
44A ................................................................................................................... 303
40P6 ................................................................................................................. 304
44J.................................................................................................................... 305
44M1................................................................................................................. 306
Errata ................................................................................................ 307
ATmega8535 all rev.......................................................................................... 307