[mark1] Check for specific I2C address for Mark 1

utils/common.sh

@@ -356,7 +356,7 @@ function ver() {
 # This function takes an argument like "2f", this will be converted
 # to "0x2f".
 function i2c_get() {
-    if i2cdetect -y -a "$I2C_BUS" "0x$1" "0x$1" 2>>"$LOG_FILE" | grep -q "$1"; then
+    if i2cdetect -y -a "$I2C_BUS" "0x$1" "0x$1" 2>>"$LOG_FILE" | grep -Eq "$1|UU"; then
         return 0
     fi
     return 1
@@ -380,7 +380,7 @@ function i2c_scan() {
         for device in "${!SUPPORTED_DEVICES[@]}"; do
             address="${SUPPORTED_DEVICES[$device]}"
             if i2c_get "$address"; then
-                if [ "$device" == "reserved" ]; then
+                if [ "$device" == "atmega328p" ]; then
                     detect_mark1_device
                 else
                     DETECTED_DEVICES+=("$device")
@@ -394,7 +394,8 @@ function i2c_scan() {
 # Downloads avrdude binary with libgpiod support from
 # https://artifacts.smartgic.io. Once downloaded, a custom avrduderc will
 # be created with the Mark 1 required pinout. This binary will only be
-# downloaded when I2C UU reserved address and Raspberry Pi board are detected.
+# downloaded when I2C 1a address (UU reserved address) and Raspberry Pi
+# board are detected.
 function setup_avrdude() {
     if [ -f "$AVRDUDE_BINARY_PATH" ]; then
         rm "$AVRDUDE_BINARY_PATH"
@@ -426,7 +427,7 @@ EOF
 # This function is only triggered when a I2C reserved device is detected.
 function detect_mark1_device() {
     setup_avrdude
-    atmega328p="$(avrdude -p atmega328p -c linuxgpio -U signature:r:-:i -F 2>>"$LOG_FILE" | head -1)"
+    atmega328p="$(avrdude -C +"$RUN_AS_HOME"/.avrduderc -p atmega328p -c linuxgpio -U signature:r:-:i -F 2>>"$LOG_FILE" | head -1)"
     if [ "$atmega328p" == "$ATMEGA328P_SIGNATURE" ] ; then
         DETECTED_DEVICES+=("atmega328p")
         return 0

utils/constants.sh

@@ -48,7 +48,7 @@ export SCENARIO_NAME="scenario.yaml"
 export SCENARIO_PATH=""
 declare -rA SUPPORTED_DEVICES=(
     ["tas5806"]="2f" #https://www.ti.com/product/TAS5806MD
-    ["reserved"]="UU"
+    ["atmega328p"]="1a" #Displayed as UU
 )
 export SUPPORTED_DEVICES
 export TUI_WINDOW_HEIGHT="35"