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Merged
merged 2 commits into from
Aug 28, 2025
Merged

Set and use default baud rate for UART #661

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117c6dc
Set and use default baud rate for UART
Grazfather Aug 28, 2025
77d6bba
Merge branch 'main' into uart_baud_default
mattnite Aug 28, 2025
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1 change: 0 additions & 1 deletion examples/nordic/nrf5x/src/i2c_accel.zig
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Expand Up @@ -25,7 +25,6 @@ pub fn main() !void {
uart.apply(.{
.tx_pin = board.uart_tx,
.rx_pin = board.uart_rx,
.baud_rate = .@"115200",
});

nrf.uart.init_logger(uart);
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1 change: 0 additions & 1 deletion examples/nordic/nrf5x/src/i2c_bus_scan.zig
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Expand Up @@ -25,7 +25,6 @@ pub fn main() !void {
uart.apply(.{
.tx_pin = board.uart_tx,
.rx_pin = board.uart_rx,
.baud_rate = .@"115200",
});

nrf.uart.init_logger(uart);
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1 change: 0 additions & 1 deletion examples/nordic/nrf5x/src/i2c_hall_effect.zig
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Expand Up @@ -27,7 +27,6 @@ pub fn main() !void {
uart.apply(.{
.tx_pin = board.uart_tx,
.rx_pin = board.uart_rx,
.baud_rate = .@"115200",
});

nrf.uart.init_logger(uart);
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1 change: 0 additions & 1 deletion examples/nordic/nrf5x/src/i2c_temp.zig
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Expand Up @@ -29,7 +29,6 @@ pub fn main() !void {
uart.apply(.{
.tx_pin = board.uart_tx,
.rx_pin = board.uart_rx,
.baud_rate = .@"115200",
});

nrf.uart.init_logger(uart);
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1 change: 0 additions & 1 deletion examples/nordic/nrf5x/src/spi_master.zig
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Expand Up @@ -22,7 +22,6 @@ pub fn main() !void {
uart.apply(.{
.tx_pin = board.uart_tx,
.rx_pin = board.uart_rx,
.baud_rate = .@"115200",
});

nrf.uart.init_logger(uart);
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5 changes: 0 additions & 5 deletions examples/nordic/nrf5x/src/uart.zig
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Expand Up @@ -16,11 +16,6 @@ pub fn main() !void {
uart.apply(.{
.tx_pin = board.uart_tx,
.rx_pin = board.uart_rx,
// .control_flow = .{
// .cts_pin = board.uart_cts,
// .rts_pin = board.uart_rts,
// },
.baud_rate = .@"115200",
});

nrf.uart.init_logger(uart);
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2 changes: 0 additions & 2 deletions examples/raspberrypi/rp2xxx/src/adc.zig
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Expand Up @@ -8,7 +8,6 @@ const adc = rp2xxx.adc;
const time = rp2xxx.time;

const uart = rp2xxx.uart.instance.num(0);
const baud_rate = 115200;
const uart_tx_pin = gpio.num(0);

pub const microzig_options = microzig.Options{
Expand All @@ -19,7 +18,6 @@ pub fn main() !void {
// init uart logging
uart_tx_pin.set_function(.uart);
uart.apply(.{
.baud_rate = baud_rate,
.clock_config = rp2xxx.clock_config,
});
rp2xxx.uart.init_logger(uart);
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2 changes: 0 additions & 2 deletions examples/raspberrypi/rp2xxx/src/cyw43.zig
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Expand Up @@ -12,7 +12,6 @@ const drivers = microzig.hal.drivers;
const CYW43_Pio_Device = drivers.CYW43_Pio_Device;

const uart = rp2xxx.uart.instance.num(0);
const baud_rate = 115200;
const uart_tx_pin = gpio.num(0);

pub const microzig_options = microzig.Options{
Expand All @@ -24,7 +23,6 @@ pub fn main() !void {
// init uart logging
uart_tx_pin.set_function(.uart);
uart.apply(.{
.baud_rate = baud_rate,
.clock_config = rp2xxx.clock_config,
});
rp2xxx.uart.init_logger(uart);
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2 changes: 0 additions & 2 deletions examples/raspberrypi/rp2xxx/src/dma.zig
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Expand Up @@ -7,7 +7,6 @@ const gpio = rp2xxx.gpio;
const dma = rp2xxx.dma;

const uart = rp2xxx.uart.instance.num(0);
const baud_rate = 115200;
const uart_tx_pin = gpio.num(0);

const hello: []const u8 = "Hello, world! (from DMA)";
Expand All @@ -28,7 +27,6 @@ pub fn main() !void {
uart_tx_pin.set_function(.uart);

uart.apply(.{
.baud_rate = baud_rate,
.clock_config = rp2xxx.clock_config,
});

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2 changes: 0 additions & 2 deletions examples/raspberrypi/rp2xxx/src/i2c_accel.zig
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Expand Up @@ -10,7 +10,6 @@ const I2C_Device = rp2xxx.drivers.I2C_Device;
const ICM_20948 = microzig.drivers.sensor.ICM_20948;

const uart = rp2xxx.uart.instance.num(0);
const baud_rate = 115200;
const uart_tx_pin = gpio.num(0);
const i2c0 = i2c.instance.num(0);

Expand All @@ -25,7 +24,6 @@ pub fn main() !void {
// init uart logging
uart_tx_pin.set_function(.uart);
uart.apply(.{
.baud_rate = baud_rate,
.clock_config = rp2xxx.clock_config,
});
rp2xxx.uart.init_logger(uart);
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2 changes: 0 additions & 2 deletions examples/raspberrypi/rp2xxx/src/i2c_bus_scan.zig
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Expand Up @@ -7,7 +7,6 @@ const i2c = rp2xxx.i2c;
const gpio = rp2xxx.gpio;

const uart = rp2xxx.uart.instance.num(0);
const baud_rate = 115200;
const uart_tx_pin = gpio.num(0);

pub const microzig_options = microzig.Options{
Expand All @@ -21,7 +20,6 @@ pub fn main() !void {
// init uart logging
uart_tx_pin.set_function(.uart);
uart.apply(.{
.baud_rate = baud_rate,
.clock_config = rp2xxx.clock_config,
});
rp2xxx.uart.init_logger(uart);
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2 changes: 0 additions & 2 deletions examples/raspberrypi/rp2xxx/src/interrupts.zig
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Expand Up @@ -7,7 +7,6 @@ const interrupt = microzig.cpu.interrupt;

const led = rp2xxx.gpio.num(25);
const uart = rp2xxx.uart.instance.num(0);
const baud_rate = 115200;
const uart_tx_pin = rp2xxx.gpio.num(0);

const chip = rp2xxx.compatibility.chip;
Expand Down Expand Up @@ -53,7 +52,6 @@ pub fn main() !void {
// init uart logging
uart_tx_pin.set_function(.uart);
uart.apply(.{
.baud_rate = baud_rate,
.clock_config = rp2xxx.clock_config,
});
rp2xxx.uart.init_logger(uart);
Expand Down
2 changes: 0 additions & 2 deletions examples/raspberrypi/rp2xxx/src/mlx90640.zig
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Expand Up @@ -10,7 +10,6 @@ const MLX90640 = sensor.MLX90640;
const time = rp2xxx.time;

const uart = rp2xxx.uart.instance.num(0);
const baud_rate = 115200;
const uart_tx_pin = gpio.num(0);

var i2c0 = i2c.instance.num(0);
Expand Down Expand Up @@ -71,7 +70,6 @@ pub fn main() !void {
fn init() !void {
uart_tx_pin.set_function(.uart);
uart.apply(.{
.baud_rate = baud_rate,
.clock_config = rp2xxx.clock_config,
});

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2 changes: 0 additions & 2 deletions examples/raspberrypi/rp2xxx/src/rp2040_only/flash_id.zig
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Expand Up @@ -7,7 +7,6 @@ const gpio = rp2xxx.gpio;
const flash = rp2xxx.flash;

const uart = rp2xxx.uart.instance.num(0);
const baud_rate = 115200;
const uart_tx_pin = gpio.num(0);

pub fn panic(message: []const u8, _: ?*std.builtin.StackTrace, _: ?usize) noreturn {
Expand All @@ -25,7 +24,6 @@ pub fn main() !void {
// init uart logging
uart_tx_pin.set_function(.uart);
uart.apply(.{
.baud_rate = baud_rate,
.clock_config = rp2xxx.clock_config,
});
rp2xxx.uart.init_logger(uart);
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2 changes: 0 additions & 2 deletions examples/raspberrypi/rp2xxx/src/rp2040_only/flash_program.zig
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Expand Up @@ -9,7 +9,6 @@ const clocks = rp2xxx.clocks;

const led = gpio.num(25);
const uart = rp2xxx.uart.instance.num(0);
const baud_rate = 115200;
const uart_tx_pin = gpio.num(0);

const flash_target_offset: u32 = 256 * 1024;
Expand All @@ -30,7 +29,6 @@ pub fn main() !void {
// init uart logging
uart_tx_pin.set_function(.uart);
uart.apply(.{
.baud_rate = baud_rate,
.clock_config = rp2xxx.clock_config,
});
rp2xxx.uart.init_logger(uart);
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2 changes: 0 additions & 2 deletions examples/raspberrypi/rp2xxx/src/rp2040_only/i2c_slave.zig
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Expand Up @@ -6,7 +6,6 @@ const i2c = rp2xxx.i2c;
const time = rp2xxx.time;

const uart = rp2xxx.uart.instance.num(0);
const baud_rate = 115200;
const uart_tx_pin = gpio.num(0);

const pin_config = rp2xxx.pins.GlobalConfiguration{
Expand Down Expand Up @@ -35,7 +34,6 @@ pub fn main() !void {
// init uart logging
uart_tx_pin.set_function(.uart);
uart.apply(.{
.baud_rate = baud_rate,
.clock_config = rp2xxx.clock_config,
});
rp2xxx.uart.init_logger(uart);
Expand Down
2 changes: 0 additions & 2 deletions examples/raspberrypi/rp2xxx/src/rp2040_only/random.zig
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Expand Up @@ -11,7 +11,6 @@ const rand = rp2xxx.rand;

const led = gpio.num(25);
const uart = rp2xxx.uart.instance.num(0);
const baud_rate = 115200;
const uart_tx_pin = gpio.num(0);

pub fn panic(message: []const u8, _: ?*std.builtin.StackTrace, _: ?usize) noreturn {
Expand All @@ -29,7 +28,6 @@ pub fn main() !void {
// init uart logging
uart_tx_pin.set_function(.uart);
uart.apply(.{
.baud_rate = baud_rate,
.clock_config = rp2xxx.clock_config,
});
rp2xxx.uart.init_logger(uart);
Expand Down
2 changes: 0 additions & 2 deletions examples/raspberrypi/rp2xxx/src/rp2040_only/usb_hid.zig
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Expand Up @@ -10,7 +10,6 @@ const usb = rp2xxx.usb;

const led = gpio.num(25);
const uart = rp2xxx.uart.instance.num(0);
const baud_rate = 115200;
const uart_tx_pin = gpio.num(0);

const usb_dev = rp2xxx.usb.Usb(.{});
Expand Down Expand Up @@ -68,7 +67,6 @@ pub fn main() !void {
// init uart logging
uart_tx_pin.set_function(.uart);
uart.apply(.{
.baud_rate = baud_rate,
.clock_config = rp2xxx.clock_config,
});
rp2xxx.uart.init_logger(uart);
Expand Down
2 changes: 0 additions & 2 deletions examples/raspberrypi/rp2xxx/src/rp2350_only/always_on_timer.zig
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Expand Up @@ -17,7 +17,6 @@ const pin_config = hal.pins.GlobalConfiguration{
};

const pins = pin_config.pins();
const baud_rate = 115200;

pub const microzig_options = microzig.Options{
.log_level = .debug,
Expand All @@ -31,7 +30,6 @@ pub fn main() !void {
pin_config.apply();

uart0.apply(.{
.baud_rate = baud_rate,
.clock_config = hal.clock_config,
});

Expand Down
2 changes: 0 additions & 2 deletions examples/raspberrypi/rp2xxx/src/rp2350_only/random_data.zig
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Expand Up @@ -16,7 +16,6 @@ const pin_config = hal.pins.GlobalConfiguration{
};

const pins = pin_config.pins();
const baud_rate = 115200;

pub const microzig_options = microzig.Options{
.log_level = .debug,
Expand All @@ -27,7 +26,6 @@ pub fn main() !void {
pin_config.apply();

uart0.apply(.{
.baud_rate = baud_rate,
.clock_config = hal.clock_config,
});

Expand Down
2 changes: 0 additions & 2 deletions examples/raspberrypi/rp2xxx/src/spi_loopback_dma.zig
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Expand Up @@ -7,7 +7,6 @@ const gpio = rp2xxx.gpio;
const dma = rp2xxx.dma;

const uart = rp2xxx.uart.instance.num(0);
const baud_rate = 115200;
const uart_tx_pin = gpio.num(0);

const BUF_LEN = 0x100;
Expand All @@ -22,7 +21,6 @@ pub fn main() !void {
uart_tx_pin.set_function(.uart);

uart.apply(.{
.baud_rate = baud_rate,
.clock_config = rp2xxx.clock_config,
});

Expand Down
2 changes: 0 additions & 2 deletions examples/raspberrypi/rp2xxx/src/spi_slave.zig
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Expand Up @@ -7,7 +7,6 @@ const gpio = rp2xxx.gpio;
const chip = rp2xxx.compatibility.chip;

const uart = rp2xxx.uart.instance.num(0);
const uart_baud_rate = 115200;
const uart_tx_pin = gpio.num(0);

pub const microzig_options = microzig.Options{
Expand Down Expand Up @@ -37,7 +36,6 @@ pub fn main() !void {

uart_tx_pin.set_function(.uart);
uart.apply(.{
.baud_rate = uart_baud_rate,
.clock_config = rp2xxx.clock_config,
});

Expand Down
2 changes: 0 additions & 2 deletions examples/raspberrypi/rp2xxx/src/stepper_driver.zig
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Expand Up @@ -8,7 +8,6 @@ const GPIO_Device = rp2xxx.drivers.GPIO_Device;
const A4988 = microzig.drivers.stepper.A4988;

const uart = rp2xxx.uart.instance.num(0);
const baud_rate = 115200;
const uart_tx_pin = gpio.num(0);

pub fn panic(message: []const u8, _: ?*std.builtin.StackTrace, _: ?usize) noreturn {
Expand All @@ -25,7 +24,6 @@ pub fn main() !void {
// init uart logging
uart_tx_pin.set_function(.uart);
uart.apply(.{
.baud_rate = baud_rate,
.clock_config = rp2xxx.clock_config,
});
rp2xxx.uart.init_logger(uart);
Expand Down
2 changes: 0 additions & 2 deletions examples/raspberrypi/rp2xxx/src/stepper_driver_dumb.zig
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Expand Up @@ -8,7 +8,6 @@ const GPIO_Device = rp2xxx.drivers.GPIO_Device;
const ULN2003 = microzig.drivers.stepper.ULN2003;

const uart = rp2xxx.uart.instance.num(0);
const baud_rate = 115200;
const uart_tx_pin = gpio.num(0);

pub fn panic(message: []const u8, _: ?*std.builtin.StackTrace, _: ?usize) noreturn {
Expand All @@ -25,7 +24,6 @@ pub fn main() !void {
// init uart logging
uart_tx_pin.set_function(.uart);
uart.apply(.{
.baud_rate = baud_rate,
.clock_config = rp2xxx.clock_config,
});
rp2xxx.uart.init_logger(uart);
Expand Down
2 changes: 0 additions & 2 deletions examples/raspberrypi/rp2xxx/src/uart_echo.zig
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Expand Up @@ -8,7 +8,6 @@ const clocks = rp2xxx.clocks;

const led = gpio.num(25);
const uart = rp2xxx.uart.instance.num(0);
const baud_rate = 115200;
const uart_tx_pin = gpio.num(0);
const uart_rx_pin = gpio.num(1);

Expand All @@ -21,7 +20,6 @@ pub fn main() !void {
}

uart.apply(.{
.baud_rate = baud_rate,
.clock_config = rp2xxx.clock_config,
});

Expand Down
2 changes: 0 additions & 2 deletions examples/raspberrypi/rp2xxx/src/uart_log.zig
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Expand Up @@ -6,7 +6,6 @@ const gpio = rp2xxx.gpio;

const led = gpio.num(25);
const uart = rp2xxx.uart.instance.num(0);
const baud_rate = 115200;
const uart_tx_pin = gpio.num(0);

pub fn panic(message: []const u8, _: ?*std.builtin.StackTrace, _: ?usize) noreturn {
Expand All @@ -28,7 +27,6 @@ pub fn main() !void {
uart_tx_pin.set_function(.uart);

uart.apply(.{
.baud_rate = baud_rate,
.clock_config = rp2xxx.clock_config,
});

Expand Down
2 changes: 0 additions & 2 deletions examples/raspberrypi/rp2xxx/src/usb_cdc.zig
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Expand Up @@ -9,7 +9,6 @@ const usb = rp2xxx.usb;

const led = gpio.num(25);
const uart = rp2xxx.uart.instance.num(0);
const baud_rate = 115200;
const uart_tx_pin = gpio.num(0);
const uart_rx_pin = gpio.num(1);

Expand Down Expand Up @@ -72,7 +71,6 @@ pub fn main() !void {
}

uart.apply(.{
.baud_rate = baud_rate,
.clock_config = rp2xxx.clock_config,
});

Expand Down
1 change: 0 additions & 1 deletion examples/stmicro/stm32/src/stm32f1xx/adc.zig
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Expand Up @@ -40,7 +40,6 @@ pub fn main() !void {
ADC_pin2.set_input_mode(.analog);

try uart.apply_runtime(.{
.baud_rate = 115200,
.clock_speed = rcc.get_clock(.USART1),
});

Expand Down
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