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//go:build tufty2040
// This contains the pin mappings for the Badger 2040 Connect board.
//
// For more information, see: https://shop.pimoroni.com/products/tufty-2040
// Also
// - Tufty 2040 schematic: https://cdn.shopify.com/s/files/1/0174/1800/files/tufty_schematic.pdf?v=1655385675
package machine
import (
"device/rp"
"runtime/interrupt"
)
const (
LED Pin = GPIO25
BUTTON_A Pin = GPIO7
BUTTON_B Pin = GPIO8
BUTTON_C Pin = GPIO9
BUTTON_UP Pin = GPIO22
BUTTON_DOWN Pin = GPIO6
BUTTON_USER Pin = GPIO23
LCD_BACKLIGHT Pin = GPIO2
LCD_CS Pin = GPIO10
LCD_DC Pin = GPIO11
LCD_WR Pin = GPIO12
LCD_RD Pin = GPIO13
LCD_DB0 Pin = GPIO14
LCD_DB1 Pin = GPIO15
LCD_DB2 Pin = GPIO16
LCD_DB3 Pin = GPIO17
LCD_DB4 Pin = GPIO18
LCD_DB5 Pin = GPIO19
LCD_DB6 Pin = GPIO20
LCD_DB7 Pin = GPIO21
VBUS_DETECT Pin = GPIO24
BATTERY Pin = GPIO29
USER_LED Pin = GPIO25
LIGHT_SENSE Pin = GPIO26
SENSOR_POWER Pin = GPIO27
)
// I2C pins
const (
I2C0_SDA_PIN Pin = GPIO4
I2C0_SCL_PIN Pin = GPIO5
I2C1_SDA_PIN Pin = NoPin
I2C1_SCL_PIN Pin = NoPin
)
// SPI pins.
const (
SPI0_SCK_PIN Pin = NoPin
SPI0_SDO_PIN Pin = NoPin
SPI0_SDI_PIN Pin = NoPin
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 = "Tufty 2040"
usb_STRING_MANUFACTURER = "Pimoroni"
)
var (
usb_VID uint16 = 0x2e8a
usb_PID uint16 = 0x1002
)
// UART pins
const (
UART0_TX_PIN = GPIO0
UART0_RX_PIN = GPIO1
UART_TX_PIN = UART0_TX_PIN
UART_RX_PIN = UART0_RX_PIN
)
// UART on the RP2040
var (
UART0 = &_UART0
_UART0 = UART{
Buffer: NewRingBuffer(),
Bus: rp.UART0,
}
)
var DefaultUART = UART0
func init() {
UART0.Interrupt = interrupt.New(rp.IRQ_UART0_IRQ, _UART0.handleInterrupt)
}
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