|
Last change
on this file was 363, checked in by chronos, 12 years ago |
- Added: Package ISPProgrammer for in-system programming of various chips. Supports Dallas ISP protocol, Presto, Rabbit RFU and some others Atmel devices.
|
|
File size:
1.3 KB
|
| Line | |
|---|
| 1 | unit ISP_UserSign;
|
|---|
| 2 |
|
|---|
| 3 | {$MODE Delphi}
|
|---|
| 4 |
|
|---|
| 5 | interface
|
|---|
| 6 |
|
|---|
| 7 | function ISPReadUserSign_MakeRequest(adres:integer; buf:pointer):integer;
|
|---|
| 8 | function ISPReadUserSign(adres:integer):byte;
|
|---|
| 9 | procedure ISPWriteUserSign(adres:integer; dana:byte);
|
|---|
| 10 |
|
|---|
| 11 | implementation
|
|---|
| 12 |
|
|---|
| 13 | uses Delays, Globals, Processors, SPI;
|
|---|
| 14 |
|
|---|
| 15 | function ISPReadUserSign_MakeRequest(adres:integer; buf:pointer):integer;
|
|---|
| 16 | var data:array[0..3] of byte;
|
|---|
| 17 | begin
|
|---|
| 18 | Result := 0;
|
|---|
| 19 | if proctype = PROC_TYPE_S2051 then
|
|---|
| 20 | begin
|
|---|
| 21 | // AT89S2051/4051 User Signature Bytes
|
|---|
| 22 | data[0] := $22;
|
|---|
| 23 | data[1] := Hi(word(adres));
|
|---|
| 24 | data[2] := Lo(word(adres));
|
|---|
| 25 | data[3] := 0;
|
|---|
| 26 | Result := 4;
|
|---|
| 27 | end;
|
|---|
| 28 | Move (data, buf^, Result);
|
|---|
| 29 | end;
|
|---|
| 30 |
|
|---|
| 31 | function ISPReadUserSign(adres:integer):byte;
|
|---|
| 32 | var
|
|---|
| 33 | data:array[0..3] of byte;
|
|---|
| 34 | len:integer;
|
|---|
| 35 | begin
|
|---|
| 36 | Result:=$ff;
|
|---|
| 37 | len:=ISPReadUserSign_MakeRequest(adres, @data);
|
|---|
| 38 | if len > 0 then
|
|---|
| 39 | begin
|
|---|
| 40 | WriteBytes(@data, len - 1);
|
|---|
| 41 | Result:=ReadByte;
|
|---|
| 42 | end;
|
|---|
| 43 | end;
|
|---|
| 44 |
|
|---|
| 45 | procedure ISPWriteUserSign(adres:integer; dana:byte);
|
|---|
| 46 | var data:array[0..3] of byte;
|
|---|
| 47 | begin
|
|---|
| 48 | if proctype = PROC_TYPE_S2051 then
|
|---|
| 49 | begin
|
|---|
| 50 | // AT89S2051/4051 User Signature Bytes
|
|---|
| 51 | data[0] := $42;
|
|---|
| 52 | data[1] := Hi(word(adres));
|
|---|
| 53 | data[2] := Lo(word(adres));
|
|---|
| 54 | data[3] := dana;
|
|---|
| 55 | WriteBytes(@data, 4);
|
|---|
| 56 | Sync;
|
|---|
| 57 | end;
|
|---|
| 58 | WaitMS(Signatures[devicenr].prog_time);
|
|---|
| 59 | end;
|
|---|
| 60 |
|
|---|
| 61 | end.
|
|---|
Note:
See
TracBrowser
for help on using the repository browser.
