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authorElias Naur <[email protected]>2024-01-02 19:29:55 -0600
committerRon Evans <[email protected]>2024-01-23 21:04:22 +0100
commitbb66232164a5f839d142dbb6d947716ac81b2bea (patch)
tree97221a459a654b37fc27c043e2c1dce57e14a1a8 /src
parent9679e7f1cc92109d4379f28069f0e69b12f4d943 (diff)
downloadtinygo-bb66232164a5f839d142dbb6d947716ac81b2bea.tar.gz
tinygo-bb66232164a5f839d142dbb6d947716ac81b2bea.zip
targets: add support for the MKS Robin Nano V3.x
Signed-off-by: Elias Naur <[email protected]>
Diffstat (limited to 'src')
-rw-r--r--src/machine/board_mksnanov3.go109
1 files changed, 109 insertions, 0 deletions
diff --git a/src/machine/board_mksnanov3.go b/src/machine/board_mksnanov3.go
new file mode 100644
index 000000000..9a9d906fe
--- /dev/null
+++ b/src/machine/board_mksnanov3.go
@@ -0,0 +1,109 @@
+//go:build mksnanov3
+
+// The MKS Robin Nano V3.X board.
+// Documented at https://github.com/makerbase-mks/MKS-Robin-Nano-V3.X.
+
+package machine
+
+import (
+ "device/stm32"
+ "runtime/interrupt"
+)
+
+// LED is also wired to the SD card card detect (CD) pin.
+const LED = PD12
+
+// UART pins
+const (
+ UART_TX_PIN = PB10
+ UART_RX_PIN = PB11
+)
+
+// EXP1 and EXP2 expansion ports for connecting
+// the MKS TS35 V2.0 expansion board.
+const (
+ BEEPER = EXP1_1
+
+ // LCD pins.
+ LCD_DC = EXP1_8
+ LCD_CS = EXP1_7
+ LCD_RS = EXP1_4
+ LCD_BACKLIGHT = EXP1_3
+
+ // Touch pins. Note that some pins are shared with the
+ // LCD SPI1 interface.
+ TOUCH_CLK = EXP2_2
+ TOUCH_CS = EXP1_5
+ TOUCH_DIN = EXP2_6
+ TOUCH_DOUT = EXP2_1
+ TOUCH_IRQ = EXP1_6
+
+ BUTTON = BUTTON_JOG
+ BUTTON_JOG = EXP1_2
+ BUTTON_JOG_CCW = EXP2_3
+ BUTTON_JOG_CW = EXP2_5
+
+ EXP1_1 = PC5
+ EXP1_2 = PE13
+ EXP1_3 = PD13
+ EXP1_4 = PC6
+ EXP1_5 = PE14
+ EXP1_6 = PE15
+ EXP1_7 = PD11
+ EXP1_8 = PD10
+
+ EXP2_1 = PA6
+ EXP2_2 = PA5
+ EXP2_3 = PE8
+ EXP2_4 = PE10
+ EXP2_5 = PE11
+ EXP2_6 = PA7
+ EXP2_7 = PE12
+)
+
+var (
+ UART3 = &_UART3
+ _UART3 = UART{
+ Buffer: NewRingBuffer(),
+ Bus: stm32.USART3,
+ TxAltFuncSelector: AF7_USART1_2_3,
+ RxAltFuncSelector: AF7_USART1_2_3,
+ }
+ DefaultUART = UART3
+)
+
+// set up RX IRQ handler. Follow similar pattern for other UARTx instances
+func init() {
+ UART3.Interrupt = interrupt.New(stm32.IRQ_USART3, _UART3.handleInterrupt)
+}
+
+// SPI pins
+const (
+ SPI1_SCK_PIN = EXP2_2
+ SPI1_SDI_PIN = EXP2_1
+ SPI1_SDO_PIN = EXP2_6
+ SPI0_SCK_PIN = SPI1_SCK_PIN
+ SPI0_SDI_PIN = SPI1_SDI_PIN
+ SPI0_SDO_PIN = SPI1_SDO_PIN
+)
+
+// Since the first interface is named SPI1, both SPI0 and SPI1 refer to SPI1.
+var (
+ SPI0 = SPI{
+ Bus: stm32.SPI1,
+ AltFuncSelector: AF5_SPI1_SPI2,
+ }
+ SPI1 = &SPI0
+)
+
+const (
+ I2C0_SCL_PIN = PB6
+ I2C0_SDA_PIN = PB7
+)
+
+var (
+ I2C0 = &I2C{
+ Bus: stm32.I2C1,
+ AltFuncSelector: AF4_I2C1_2_3,
+ }
+)