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//go:build gopher_badge
// This contains the pin mappings for the Gopher Badge.
//
// For more information, see: https://gopherbadge.com/
package machine
import (
"device/rp"
"runtime/interrupt"
)
const (
/*ADC0 Pin = GPIO26
ADC1 Pin = GPIO27
ADC2 Pin = GPIO28
GPIO4 Pin = GPIO4
GPIO5 Pin = GPIO5
GPIO6 Pin = GPIO6
GPIO7 Pin = GPIO7
GPIO8 Pin = GPIO8
GPIO9 Pin = GPIO9*/
PENIRQ Pin = GPIO13
LED Pin = GPIO2
NEOPIXELS Pin = GPIO15
WS2812 Pin = GPIO15
BUTTON_A Pin = GPIO10
BUTTON_B Pin = GPIO11
BUTTON_LEFT Pin = GPIO25
BUTTON_UP Pin = GPIO24
BUTTON_RIGHT Pin = GPIO22
BUTTON_DOWN Pin = GPIO23
TFT_RST Pin = GPIO21
TFT_SDI Pin = GPIO19
TFT_SDO Pin = GPIO16
TFT_CS Pin = GPIO17
TFT_SCL Pin = GPIO18
TFT_WRX Pin = GPIO20
TFT_BACKLIGHT Pin = GPIO12
SPEAKER Pin = GPIO14
SPEAKER_ENABLE Pin = GPIO3
)
// I2C pins
const (
I2C0_SDA_PIN Pin = GPIO0
I2C0_SCL_PIN Pin = GPIO1
I2C1_SDA_PIN Pin = NoPin
I2C1_SCL_PIN Pin = NoPin
)
// SPI pins.
const (
SPI0_SCK_PIN Pin = GPIO18
SPI0_SDO_PIN Pin = GPIO19
SPI0_SDI_PIN Pin = GPIO16
SPI1_SCK_PIN Pin = NoPin
SPI1_SDO_PIN Pin = NoPin
SPI1_SDI_PIN Pin = NoPin
)
// Onboard crystal oscillator frequency, in MHz.
const (
xoscFreq = 12 // MHz
)
// USB CDC identifiers
const (
usb_STRING_PRODUCT = "Gopher Badger"
usb_STRING_MANUFACTURER = "TinyGo"
)
var (
usb_VID uint16 = 0x2e8a
usb_PID uint16 = 0x0003
)
// UART pins
const (
UART0_TX_PIN = GPIO0
UART0_RX_PIN = GPIO1
UART1_TX_PIN = GPIO4
UART1_RX_PIN = GPIO5
UART_TX_PIN = UART0_TX_PIN
UART_RX_PIN = UART0_RX_PIN
)
// UART on the RP2040
var (
UART1 = &_UART1
_UART1 = UART{
Buffer: NewRingBuffer(),
Bus: rp.UART1,
}
)
var DefaultUART = UART1
func init() {
UART1.Interrupt = interrupt.New(rp.IRQ_UART1_IRQ, _UART1.handleInterrupt)
}
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