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Add support for writing single characters 

Now this is possible: write eeprom 0x00 a b c d e f 0x80 0x90 ! H E L L O
This commit is contained in:
MCUdude 2022-02-17 11:55:05 +01:00
parent 2589b17640
commit c007dc7d24
1 changed files with 19 additions and 8 deletions
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27
src/term.c
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@ -399,21 +399,32 @@ static int cmd_write(PROGRAMMER * pgm, struct avrpart * p,
if(write_mode == WRITE_MODE_STANDARD) { if(write_mode == WRITE_MODE_STANDARD) {
for (i=3; i<argc; i++) { for (i=3; i<argc; i++) {
buf[i-3] = strtoul(argv[i], &e, 0); unsigned char write_val = strtoul(argv[i], &e, 0);
if (*e || (e == argv[i])) { if (*e || (e == argv[i])) {
avrdude_message(MSG_INFO, "%s (write): can't parse byte \"%s\"\n", // If passed argument is a single character
progname, argv[i]); if(argv[i][1] == '\0') {
free(buf); write_val = argv[i][0];
return -1; } else {
avrdude_message(MSG_INFO, "%s (write): can't parse byte \"%s\"\n",
progname, argv[i]);
free(buf);
return -1;
}
} }
buf[i-3] = write_val;
} }
} else if(write_mode == WRITE_MODE_FILL) { } else if(write_mode == WRITE_MODE_FILL) {
unsigned char fill_val = strtoul(argv[4], &e, 0); unsigned char fill_val = strtoul(argv[4], &e, 0);
if (*e || (e == argv[4])) { if (*e || (e == argv[4])) {
avrdude_message(MSG_INFO, "%s (write ...): can't parse byte \"%s\"\n", // If passed argument is a single character
if(argv[4][1] == '\0') {
fill_val = argv[4][0];
} else {
avrdude_message(MSG_INFO, "%s (write ...): can't parse byte \"%s\"\n",
progname, argv[4]); progname, argv[4]);
free(buf); free(buf);
return -1; return -1;
}
} }
for (i = 0; i < len; i++) { for (i = 0; i < len; i++) {
buf[i] = fill_val; buf[i] = fill_val;