[+] MCP23017 as I2C screen controller and test

1 files changed, 148 insertions, 0 deletions

diff --git a/main/Kconfig.projbuild b/main/Kconfig.projbuild
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index 0000000..18b0727
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+menu "Configuration of the Nixie Screen"
+
+    orsource "$IDF_PATH/examples/common_components/env_caps/$IDF_TARGET/Kconfig.env_caps"
+
+    config MCP_I2C_ADDR
+        hex "I2C address of mcp23017"
+        default 0x20
+        help
+            I2C address of `mcp23017`. `mcp23017` has three address pins (`A0`,
+            `A1`, and `A2`). The address starts from `0x20` (all pins are
+            grounded), which is the default, and ends at `0x27`. See "3.3.1
+            ADDRESSING I2C DEVICES (MCP23017)" in the datasheet.
+
+    config SDA_PIN
+        int "SDA pin number"
+        range ENV_GPIO_RANGE_MIN ENV_GPIO_OUT_RANGE_MAX
+        default 6
+        help
+            Pin number for SDA pin.
+
+    config SCL_PIN
+        int "SCL pin number"
+        range ENV_GPIO_RANGE_MIN ENV_GPIO_OUT_RANGE_MAX
+        default 7
+        help
+            Pin number for SLC pin.
+            
+    config MIN
+    int
+    default 0
+    
+    config MAX
+    int
+    default 7
+
+    config N0_P0
+        int "N0_P0 pin number"
+        range MIN MAX
+        default 4
+        help
+            Pin number for N0_P0.
+
+    config N0_P1
+        int "N0_P1 pin number"
+        range MIN MAX
+        default 5
+        help
+            Pin number for N0_P1.
+
+    config N0_P2
+        int "N0_P2 pin number"
+        range MIN MAX
+        default 6
+        help
+            Pin number for N0_P2.
+
+    config N0_P3
+        int "N0_P3 pin number"
+        range MIN MAX
+        default 7
+        help
+            Pin number for N0_P3.
+
+    config N1_P0
+        int "N1_P0 pin number"
+        range MIN MAX
+        default 0
+        help
+            Pin number for N1_P0.
+
+    config N1_P1
+        int "N1_P1 pin number"
+        range MIN MAX
+        default 1
+        help
+            Pin number for N1_P1.
+
+    config N1_P2
+        int "N1_P2 pin number"
+        range MIN MAX
+        default 2
+        help
+            Pin number for N1_P2.
+
+    config N1_P3
+        int "N1_P3 pin number"
+        range MIN MAX
+        default 3
+        help
+            Pin number for N1_P3.
+
+    config N2_P0
+        int "N2_P0 pin number"
+        range MIN MAX
+        default 4
+        help
+            Pin number for N2_P0.
+
+    config N2_P1
+        int "N2_P1 pin number"
+        range MIN MAX
+        default 5
+        help
+            Pin number for N2_P1.
+
+    config N2_P2
+        int "N2_P2 pin number"
+        range MIN MAX
+        default 6
+        help
+            Pin number for N2_P2.
+
+    config N2_P3
+        int "N2_P3 pin number"
+        range MIN MAX
+        default 7
+        help
+            Pin number for N2_P3.
+
+    config N3_P0
+        int "N3_P0 pin number"
+        range MIN MAX
+        default 0
+        help
+            Pin number for N3_P0.
+
+    config N3_P1
+        int "N3_P1 pin number"
+        range MIN MAX
+        default 1
+        help
+            Pin number for N3_P1.
+
+    config N3_P2
+        int "N3_P2 pin number"
+        range MIN MAX
+        default 2
+        help
+            Pin number for N3_P2.
+
+    config N3_P3
+        int "N3_P3 pin number"
+        range MIN MAX
+        default 3
+        help
+            Pin number for N3_P3.
+
+endmenu
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