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Add target voltage adjustment for Curiosity Nano boards

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in Avrdude terminal mode
This commit is contained in:
MCUdude
2022-01-03 18:49:55 +01:00
parent 4c3530e199
commit ecca860972
2 changed files with 37 additions and 2 deletions
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32
src/jtag3.c
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@@ -2305,6 +2305,31 @@ int jtag3_read_sib(PROGRAMMER * pgm, AVRPART * p, char * sib)
return 0;
}
static int jtag3_set_vtarget(PROGRAMMER * pgm, double v)
{
unsigned uaref, utarg;
unsigned char buf[2];
utarg = (unsigned)(v * 1000);
if (jtag3_getparm(pgm, SCOPE_GENERAL, 1, PARM3_VTARGET, buf, 2) < 0) {
avrdude_message(MSG_INFO, "%s: jtag3_set_vtarget(): cannot obtain V[aref]\n",
progname);
return -1;
}
uaref = b2_to_u16(buf);
u16_to_b2(buf, utarg);
avrdude_message(MSG_INFO, "%s: jtag3_set_vtarget(): changing V[target] from %.1f to %.1f\n",
progname, uaref / 1000.0, v);
if (jtag3_setparm(pgm, SCOPE_GENERAL, 1, PARM3_VADJUST, buf, sizeof(buf)) < 0)
return -1;
return 0;
}
static void jtag3_display(PROGRAMMER * pgm, const char * p)
{
unsigned char parms[5];
@@ -2564,5 +2589,12 @@ void jtag3_updi_initpgm(PROGRAMMER * pgm)
pgm->flag = PGM_FL_IS_UPDI;
pgm->unlock = jtag3_unlock_erase_key;
pgm->read_sib = jtag3_read_sib;
/*
* enable target voltage adjustment for PKOB/nEDBG boards
*/
if (matches(ldata(lfirst(pgm->id)), "pkobn_updi")) {
pgm->set_vtarget = jtag3_set_vtarget;
}
}