From 3386316b9f9c7b240f89aaebd0a57bbfa019cfc4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Carlos=20Henrique=20Guard=C3=A3o=20Gandarez?=
 <gandarez@gmail.com>
Date: Fri, 3 Apr 2026 15:28:46 -0300
Subject: [PATCH] targets: add esp32s3-supermini

---
 GNUmakefile                            | 10 ++-
 src/machine/board_esp32c3-supermini.go |  2 +-
 src/machine/board_esp32s3-supermini.go | 88 ++++++++++++++++++++++++++
 targets/esp32s3-supermini.json         |  4 ++
 4 files changed, 102 insertions(+), 2 deletions(-)
 create mode 100644 src/machine/board_esp32s3-supermini.go
 create mode 100644 targets/esp32s3-supermini.json

diff --git a/GNUmakefile b/GNUmakefile
index 2c640e403..b0840b681 100644
--- a/GNUmakefile
+++ b/GNUmakefile
@@ -942,7 +942,15 @@ ifneq ($(XTENSA), 0)
 	@$(MD5SUM) test.bin
 	$(TINYGO) build -size short -o test.bin -target=xiao-esp32s3   		examples/adc
 	@$(MD5SUM) test.bin
-
+	# esp32s3-supermini
+	$(TINYGO) build -size short -o test.bin -target=esp32s3-supermini	    examples/blinky1
+	@$(MD5SUM) test.bin
+	$(TINYGO) build -size short -o test.bin -target=esp32s3-supermini	    examples/blinkm
+	@$(MD5SUM) test.bin
+	$(TINYGO) build -size short -o test.bin -target=esp32s3-supermini	    examples/mcp3008
+	@$(MD5SUM) test.bin
+	$(TINYGO) build -size short -o test.bin -target=esp32s3-supermini   	examples/adc
+	@$(MD5SUM) test.bin
 	# esp32s3-wroom1
 	$(TINYGO) build -size short -o test.bin -target=esp32s3-wroom1	    examples/blinkm
 	@$(MD5SUM) test.bin
diff --git a/src/machine/board_esp32c3-supermini.go b/src/machine/board_esp32c3-supermini.go
index c180ff0e3..51fee55c3 100644
--- a/src/machine/board_esp32c3-supermini.go
+++ b/src/machine/board_esp32c3-supermini.go
@@ -1,6 +1,6 @@
 //go:build esp32c3_supermini
 
-// This file contains the pin mappings for the ESP32 supermini boards.
+// This file contains the pin mappings for the ESP32C3 supermini board.
 //
 // - https://web.archive.org/web/20240805232453/https://dl.artronshop.co.th/ESP32-C3%20SuperMini%20datasheet.pdf
 
diff --git a/src/machine/board_esp32s3-supermini.go b/src/machine/board_esp32s3-supermini.go
new file mode 100644
index 000000000..c377dda75
--- /dev/null
+++ b/src/machine/board_esp32s3-supermini.go
@@ -0,0 +1,88 @@
+//go:build esp32s3_supermini
+
+// This file contains the pin mappings for the ESP32S3 supermini board.
+//
+// - https://www.nologo.tech/product/esp32/esp32s3/esp32s3supermini/esp32S3SuperMini.html
+
+package machine
+
+// Digital Pins
+const (
+	IO1  = GPIO1
+	IO2  = GPIO2
+	IO3  = GPIO3
+	IO4  = GPIO4
+	IO5  = GPIO5
+	IO6  = GPIO6
+	IO7  = GPIO7
+	IO8  = GPIO8
+	IO9  = GPIO9
+	IO10 = GPIO10
+	IO11 = GPIO11
+	IO12 = GPIO12
+	IO13 = GPIO13
+	IO14 = GPIO14
+	IO15 = GPIO15
+	IO16 = GPIO16
+	IO17 = GPIO17
+	IO18 = GPIO18
+	IO21 = GPIO21
+	IO33 = GPIO33
+	IO34 = GPIO34
+	IO35 = GPIO35
+	IO36 = GPIO36
+	IO37 = GPIO37
+	IO38 = GPIO38
+	IO39 = GPIO39
+	IO40 = GPIO40
+	IO41 = GPIO41
+	IO42 = GPIO42
+	IO43 = GPIO43
+	IO44 = GPIO44
+	IO45 = GPIO45
+	IO46 = GPIO46
+	IO47 = GPIO47
+	IO48 = GPIO48
+)
+
+// Built-in LED
+const LED = GPIO48
+
+// Analog pins
+const (
+	A1  = GPIO1
+	A2  = GPIO2
+	A3  = GPIO3
+	A4  = GPIO4
+	A5  = GPIO5
+	A6  = GPIO6
+	A7  = GPIO7
+	A8  = GPIO8
+	A9  = GPIO9
+	A10 = GPIO10
+	A11 = GPIO11
+	A12 = GPIO12
+	A13 = GPIO13
+	A14 = GPIO14
+	A15 = GPIO15
+	A16 = GPIO16
+)
+
+// I2C pins
+const (
+	SDA_PIN = GPIO8
+	SCL_PIN = GPIO9
+)
+
+// SPI pins
+const (
+	SPI1_SCK_PIN  = GPIO4
+	SPI1_MISO_PIN = GPIO5
+	SPI1_MOSI_PIN = GPIO6
+	SPI1_CS_PIN   = GPIO7
+
+	SPI2_SCK_PIN  = NoPin
+	SPI2_MOSI_PIN = NoPin
+	SPI2_MISO_PIN = NoPin
+	SPI2_CS_PIN   = NoPin
+)
diff --git a/targets/esp32s3-supermini.json b/targets/esp32s3-supermini.json
new file mode 100644
index 000000000..bec908eb8
--- /dev/null
+++ b/targets/esp32s3-supermini.json
@@ -0,0 +1,4 @@
+{
+  "inherits": ["esp32s3"],
+  "build-tags": ["esp32s3_supermini"]
+}