--- sane-backends-1.2.1/backend/avision.c	2023-02-05 04:01:14.000000000 +0100
+++ sane-backends-1.2.1.new/backend/avision.c	2026-08-05 11:58:22.528435210 +0200
@@ -5810,6 +5810,7 @@
       break;
       break;
     case AV_ASIC_OA980:
+    case AV_ASIC_C2:
       gamma_table_raw_size = 4096;
       gamma_table_size = 4096;
       break;
@@ -7979,7 +7980,7 @@
 
 	      /* SANE Standard 3.2.1 "... bytes of each sample value are
 		 transmitted in the machine's native byte order." */
-	      *line_ptr = (uint8_t) v2;
+	      *((uint16_t *) line_ptr) = v2;
 
 	      line_ptr += s->avdimen.hw_bytes_per_line;
 	    }