Editing Talk:SW2-303

µPD78F11BB

== 1 wire uart comms ==

=== uart protocol for flash programming ===
<pre>
01 - soh = start of heading(command sending to chip)

02 - stx = start of text/start transmission(marker for start of reply from chip)

03 - etx = end of text/end transmission(marker for end of reply from chip/end of command data sent to chip)
</pre>

format of messaging

<pre>
<stx/soh><length><command/error><data><checksum><etx>
</pre>

=== checksum === 

Command frame: LEN + COM + all of command information  

Data frame: LEN + all of data 

=== get version cmd ===

<pre>
01 01 c5 3a 03 = get version c5

02 01 06 f9 03 = ack response

02 06 00 00 00 01 00 00 f9 03 = 00 00 00 01 00 00

device version:0.00

firmware version: 1.00

DV1: Integer of device version (fixed to 00H)  

DV2: First decimal place of device version (fixed to 00H)  

DV3: Second decimal place of device version (fixed to 00H)  

FV1: Integer of firmware version   

FV2: First decimal place of firmware version  

FV3: Second decimal place of firmware version
</pre>

=== verify? 0x14 cmd ===

<pre>
01 01 14 eb 03 = 14 verify flash? 

02 01 10 ef 03 = 10 protection error
</pre>

=== blank block check cmd ===
<pre>
01 08 32 00 00 00 0b ff ff 00 bd 03 = blank block check

SAH, SAM, SAL: Block blank check start address (start address of any block)   

	SAH: Start address, high (bits 23 to 16)   

	SAM: Start address, middle (bits 15 to 8)   

	SAL: Start address, low (bits 7 to 0)  

EAH, EAM, EAL: Block blank check end address (last address of any block)  
 
	EAH: End address, high (bits 23 to 16)   

	EAM: End address, middle (bits 15 to 8)   

	EAL: End address, low (bits 7 to 0)  

	D01: 00H: When performing a block blank check for a single block   01H: When performing a blank check for the complete area before erasing the chip 


start address:0x000000

end address:0x0bffff

d01:00	= single block

reply

02 01 1b e4 03

0x1b = 1BH MRG11 error Internal verify error or blank check error during data write
</pre>

=== chip erase cmd ===
<pre>
01 01 20 df 03 = chip erase

reply 

02 01 10 ef 03 = protection error
</pre>