ata6616 ATMEL Corporation, ata6616 Datasheet - Page 257

• Manufacturer Part Number: ata6616
• Description: Microcontroller With Lin Transceiver, 5v Regulator And Watchdog
• Manufacturer: ATMEL Corporation

9132A–AUTO–10/08
DRAFT
F. Repeat B through E until the entire buffer is filled or until all data within the page is loaded.
While the lower bits in the address are mapped to words within the page, the higher bits address
the pages within the FLASH. This is illustrated in
eight bits are required to address words in the page (pagesize < 256), the most significant bit(s)
in the address low byte are used to address the page when performing a Page Write.
G. Load Address High byte
H. Program Page
I. Repeat B through H until the entire Flash is programmed or until all data has been pro-
grammed.
J. End Page Programming
Figure 4-99. Addressing the Flash Which is Organized in Pages
Note:
1. Set XA1, XA0 to “0,0”. This enables address loading.
2. Set BS1 to “1”. This selects high address.
3. Set DATA = Address high byte (0x00 - 0xFF).
4. Give XTAL1 a positive pulse. This loads the address high byte.
1. Give WR a negative pulse. This starts programming of the entire page of data.
2. Wait until RDY/BSY goes high (See
1. Set XA1, XA0 to “1,0”. This enables command loading.
2. Set DATA to “0000 0000
3. Give XTAL1 a positive pulse. This loads the command, and the internal write signals
PROGRAM COUNTER
RDY/BSY goes low.
are reset.
PROGRAM MEMORY
PCPAGE and PCWORD are listed in
PAGE
PAGE ADDRESS
WITHIN THE FLASH
PCMSB
PCPAGE
b
”. This is the command for No Operation.
ATA6616/ATA6617 [Preliminary]
Figure 4-100
PAGEMSB
PCWORD
WORD ADDRESS
WITHIN A PAGE
Figure 4-99 on page
for signal waveforms).
INSTRUCTION WORD
PAGE
257. Note that if less than
PCWORD[PAGEMSB:0]:
00
01
02
PAGEEND
257