diff options
| -rw-r--r-- | ports/samd/boards/SEEED_XIAO/board.json | 15 | ||||
| -rw-r--r-- | ports/samd/boards/SEEED_XIAO/mpconfigboard.h | 27 | ||||
| -rw-r--r-- | ports/samd/boards/SEEED_XIAO/mpconfigboard.mk | 9 | ||||
| -rw-r--r-- | ports/samd/boards/SEEED_XIAO/pins.c | 52 | ||||
| -rw-r--r-- | ports/samd/boards/SEEED_XIAO/pins.h | 42 |
5 files changed, 145 insertions, 0 deletions
diff --git a/ports/samd/boards/SEEED_XIAO/board.json b/ports/samd/boards/SEEED_XIAO/board.json new file mode 100644 index 000000000..f5fe27184 --- /dev/null +++ b/ports/samd/boards/SEEED_XIAO/board.json @@ -0,0 +1,15 @@ +{ + "deploy": [ + "../deploy.md" + ], + "docs": "", + "features": [ + "USB-C" + ], + "images": ["seeeduino-xiao.jpg"], + "mcu": "samd21", + "product": "Seeeduino XIAO", + "thumbnail": "", + "url": "https://www.seeedstudio.com/Seeeduino-XIAO-Arduino-Microcontroller-SAMD21-Cortex-M0+-p-4426.html", + "vendor": "Seeed Studio" +} diff --git a/ports/samd/boards/SEEED_XIAO/mpconfigboard.h b/ports/samd/boards/SEEED_XIAO/mpconfigboard.h new file mode 100644 index 000000000..6422d7ea0 --- /dev/null +++ b/ports/samd/boards/SEEED_XIAO/mpconfigboard.h @@ -0,0 +1,27 @@ +#define MICROPY_HW_BOARD_NAME "Seeed Xiao" +#define MICROPY_HW_MCU_NAME "SAMD21G18A" + +// MicroPython configs +// samd_flash.c flash parameters +// Build a 64k Flash storage at top. 256k-64k=196k +// 256*1024=262144 minus 64*1024=65536 = 196608 = 0x30000 +#define MICROPY_HW_FLASH_STORAGE_BASE (0x30000) +#define MICROPY_HW_FLASH_STORAGE_BYTES (0xFFFF) +#define VFS_BLOCK_SIZE_BYTES (1536) // 24x 64B flash pages; + +// ASF4 MCU package specific Pin definitions +#include "samd21g18a.h" + +// Please consult the SAM_D21 Datasheet, I/O Multiplexing and Considerations. +// XIAO_M0 USART pin assignments: Tx=A6=PB8=SERCOM4/PAD[0], Rx=PB9=A7=SERCOM4/PAD[1] +#define CPU_FREQ (48000000) // For selecting Baud from clock. +#define MP_PIN_GRP 1 // A=0, B=1 +#define MP_TX_PIN 8 // 'n' +#define MP_RX_PIN 9 +#define MP_PERIPHERAL_MUX 4 // 'n'th group of 2 pins +#define USARTx SERCOM4 // SERCOM4:XIAO_M0 tx/rx +#define MP_PORT_FUNC 0x33 // Sets PMUXE & PMUXO to the Alternative Function.A-H=0-7 +#define MP_RXPO_PAD 1 // RXPO- Receive Data Pinout +#define MP_TXPO_PAD 0 // TXPO- Tranmit Data Pinout +#define MP_SERCOMx SERCOM4_ // APBCMASK +#define MP_SERCOM_GCLK_ID_x_CORE GCLK_CLKCTRL_ID_SERCOM4_CORE // Generic Clock Control diff --git a/ports/samd/boards/SEEED_XIAO/mpconfigboard.mk b/ports/samd/boards/SEEED_XIAO/mpconfigboard.mk new file mode 100644 index 000000000..eb4d4d045 --- /dev/null +++ b/ports/samd/boards/SEEED_XIAO/mpconfigboard.mk @@ -0,0 +1,9 @@ +MCU_SERIES = SAMD21 +CMSIS_MCU = SAMD21G18A +LD_FILES = boards/samd21x18a.ld sections.ld +TEXT0 = 0x2000 + +# The ?='s allow overriding in mpconfigboard.mk. +# MicroPython settings +MICROPY_VFS_LFS1 ?= 1 + diff --git a/ports/samd/boards/SEEED_XIAO/pins.c b/ports/samd/boards/SEEED_XIAO/pins.c new file mode 100644 index 000000000..6043913d2 --- /dev/null +++ b/ports/samd/boards/SEEED_XIAO/pins.c @@ -0,0 +1,52 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2021 Peter van der Burg + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + * + * Used by machine_pin.c. Holds Board/MCU specific Pin allocations. + */ + +#include "modmachine.h" +#include "pins.h" + +// Ensure Declaration in 'pins.h' reflects # of Pins defined here. +const machine_pin_obj_t machine_pin_obj[] = { + {{&machine_pin_type}, PIN_PA02}, // A0/D0 + {{&machine_pin_type}, PIN_PA04}, // A1/D1 + {{&machine_pin_type}, PIN_PA10}, // A2/D2 + {{&machine_pin_type}, PIN_PA11}, // A3/D3 + {{&machine_pin_type}, PIN_PA08}, // A4/D4 + {{&machine_pin_type}, PIN_PA09}, // A5/D5 + {{&machine_pin_type}, PIN_PB08}, // A6/D6 + {{&machine_pin_type}, PIN_PB09}, // A7/D7 + {{&machine_pin_type}, PIN_PA07}, // A8/D8 + {{&machine_pin_type}, PIN_PA05}, // A9/D9 + {{&machine_pin_type}, PIN_PA06}, // A10/D10 +}; + +const machine_led_obj_t machine_led_obj[] = { +// XIAO: Just the available LED Pins: User LED (PA17), Rx & Tx. + {{&machine_led_type}, PIN_PA17}, // W13 + {{&machine_led_type}, PIN_PA18}, // RX_LED + {{&machine_led_type}, PIN_PA19}, // TX_LED +}; diff --git a/ports/samd/boards/SEEED_XIAO/pins.h b/ports/samd/boards/SEEED_XIAO/pins.h new file mode 100644 index 000000000..226b3f1d7 --- /dev/null +++ b/ports/samd/boards/SEEED_XIAO/pins.h @@ -0,0 +1,42 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2021 Peter van der Burg + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + * + * Used by machine_pin.c & board specific pins.c. Holds Board/MCU specific Pin + * allocations. + */ + +typedef struct _machine_pin_obj_t { + mp_obj_base_t base; + uint32_t id; +} machine_pin_obj_t; + +typedef struct _machine_led_obj_t { + mp_obj_base_t base; + uint32_t id; +} machine_led_obj_t; + +// MUST explicitly hold array # of rows, else machine_pin.c wont compile. +extern const machine_pin_obj_t machine_pin_obj[11]; +extern const machine_led_obj_t machine_led_obj[3]; |