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Cleaning up glitching.
[goodfet]
/
firmware
/
apps
/
avr
/
avr.c
diff --git
a/firmware/apps/avr/avr.c
b/firmware/apps/avr/avr.c
index
a8d9d34
..
577d878
100644
(file)
--- a/
firmware/apps/avr/avr.c
+++ b/
firmware/apps/avr/avr.c
@@
-11,6
+11,7
@@
#include <iomacros.h>
#include "avr.h"
#include <iomacros.h>
#include "avr.h"
+#include "glitch.h"
//! Setup the AVR pins.
void avrsetup(){
//! Setup the AVR pins.
void avrsetup(){
@@
-28,9
+29,9
@@
void avrconnect(){
SETSS;
CLRCLK;
SETSS;
CLRCLK;
- delay(
50
0);
+ delay(
1
0);
CLRSS;
CLRSS;
- delay(
50
0);
+ delay(
1
0);
//Enable programming
avr_prgen();
//Enable programming
avr_prgen();
@@
-67,7
+68,7
@@
u8 avrexchange(u8 a, u8 b, u8 c, u8 d){
avrtrans8(a);
avrtrans8(b);
if(avrtrans8(c)!=b){
avrtrans8(a);
avrtrans8(b);
if(avrtrans8(c)!=b){
- debugstr("AVR sync error, b not returned as c.");
+
//
debugstr("AVR sync error, b not returned as c.");
//Reconnect here?
}
return avrtrans8(d);
//Reconnect here?
}
return avrtrans8(d);
@@
-101,6
+102,11
@@
void avr_erase(){
u8 avr_lockbits(){
return avrexchange(0x58, 0, 0, 0);
}
u8 avr_lockbits(){
return avrexchange(0x58, 0, 0, 0);
}
+//! Write lock bits.
+void avr_setlock(u8 bits){
+ avrexchange(0xAC,0xE0,0x00,
+ bits);
+}
//! Read a byte of EEPROM.
u8 avr_peekeeprom(u16 adr){
//! Read a byte of EEPROM.
u8 avr_peekeeprom(u16 adr){
@@
-129,8
+135,10
@@
void avrhandle(unsigned char app,
unsigned int at;
static u8 connected=0;
unsigned int at;
static u8 connected=0;
+ /*
if(!avr_isready() && connected)
debugstr("AVR is not yet ready.");
if(!avr_isready() && connected)
debugstr("AVR is not yet ready.");
+ */
switch(verb){
case READ:
switch(verb){
case READ:
@@
-159,7
+167,10
@@
void avrhandle(unsigned char app,
cmddata[0]=avr_lockbits();
txdata(app,verb,1);
break;
cmddata[0]=avr_lockbits();
txdata(app,verb,1);
break;
-
+ case AVR_POKELOCK:
+ avr_setlock(cmddata[0]);
+ txdata(app,verb,0);
+ break;
case AVR_POKEEEPROM:
avr_pokeeeprom(cmddataword[0], cmddata[2]);
//no break here.
case AVR_POKEEEPROM:
avr_pokeeeprom(cmddataword[0], cmddata[2]);
//no break here.