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[stm32] desig: high nibble to hex char first

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When converting the uniqute id to a hex string, it seems more sensible to put the higher nibble in the string before the lower nibble.
This commit is contained in:
Felix Ruess
2015-01-16 19:12:17 +01:00
parent ca41131f97
commit f206fcb57e
1 changed files with 2 additions and 2 deletions
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4
lib/stm32/desig.c
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@@ -45,8 +45,8 @@ void desig_get_unique_id_as_string(char *string,
2 * sizeof(device_id) : string_len - 1; 2 * sizeof(device_id) : string_len - 1;
for (i = 0; i < len; i += 2) { for (i = 0; i < len; i += 2) {
string[i] = chars[(device_id[i / 2] >> 0) & 0x0F]; string[i] = chars[(device_id[i / 2] >> 4) & 0x0F];
string[i + 1] = chars[(device_id[i / 2] >> 4) & 0x0F]; string[i + 1] = chars[(device_id[i / 2] >> 0) & 0x0F];
} }
string[len] = '\0'; string[len] = '\0';