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STM32F3DISCOVERY: Working blinky #379

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Feb 5, 2025
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STM32F3DISCOVERY: Working blinky #379

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5 changes: 3 additions & 2 deletions examples/stmicro/stm32/build.zig
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Original file line number Diff line number Diff line change
Expand Up @@ -10,14 +10,15 @@ pub fn build(b: *std.Build) void {

const mz_dep = b.dependency("microzig", .{});
const mb = MicroBuild.init(b, mz_dep) orelse return;
const stm32 = mb.ports.stm32;

const available_examples = [_]Example{
.{ .target = mb.ports.stm32.chips.STM32F103C8, .name = "STM32F103C8", .file = "src/blinky.zig" },
.{ .target = stm32.chips.STM32F103C8, .name = "STM32F103C8", .file = "src/blinky.zig" },
.{ .target = stm32.boards.stm32f3discovery, .name = "stm32f3discovery", .file = "src/blinky.zig" },
// TODO: stm32.pins.GlobalConfiguration is not available on those targets
// .{ .target = stm32.chips.stm32f303vc, .name = "stm32f303vc", .file = "src/blinky.zig" },
// .{ .target = stm32.chips.stm32f407vg, .name = "stm32f407vg", .file = "src/blinky.zig" },
// .{ .target = stm32.chips.stm32f429zit6u, .name = "stm32f429zit6u", .file = "src/blinky.zig" },
// .{ .target = stm32.boards.stm32f3discovery, .name = "stm32f3discovery", .file = "src/blinky.zig" },
// .{ .target = stm32.boards.stm32f4discovery, .name = "stm32f4discovery", .file = "src/blinky.zig" },
// .{ .target = stm32.boards.stm3240geval, .name = "stm3240geval", .file = "src/blinky.zig" },
// .{ .target = stm32.boards.stm32f429idiscovery, .name = "stm32f429idiscovery", .file = "src/blinky.zig" },
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22 changes: 22 additions & 0 deletions examples/stmicro/stm32/src/blinky.zig
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Expand Up @@ -20,6 +20,28 @@ pub fn main() !void {
pins.led,
};
break :res .{ pins, all_leds };
} else if (comptime microzig.config.board_name != null and std.mem.eql(u8, microzig.config.board_name.?, "STM32F3DISCOVERY")) {
const pins = (stm32.pins.GlobalConfiguration{ .GPIOE = .{
.PE8 = .{ .mode = .{ .output = .push_pull } },
.PE9 = .{ .mode = .{ .output = .push_pull } },
.PE10 = .{ .mode = .{ .output = .push_pull } },
.PE11 = .{ .mode = .{ .output = .push_pull } },
.PE12 = .{ .mode = .{ .output = .push_pull } },
.PE13 = .{ .mode = .{ .output = .push_pull } },
.PE14 = .{ .mode = .{ .output = .push_pull } },
.PE15 = .{ .mode = .{ .output = .push_pull } },
} }).apply();
const all_leds = .{
pins.PE8,
pins.PE9,
pins.PE10,
pins.PE11,
pins.PE12,
pins.PE13,
pins.PE14,
pins.PE15,
};
break :res .{ pins, all_leds };
} else {
@compileError("blinky is not (yet?) implemented for this target");
}
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