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[boards] Add generic RTL8720CM and CR3L boards (#353)
* [common] Add W701 and W701M CPU model * [boards] Add 4MB/1712k flash layout for realtek-ambz2 * [boards] Add CR3L and generic RTL8720CM boards * [boards] Add missing variant files
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‎boards/_base/pcb/cr3l.json‎

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{
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"pcb": {
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"templates": [
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"esp12s",
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"tuya-16x24",
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"rf-type1",
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"pcb-white"
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],
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"pinout_hidden": "I2S,WAKE,SD,JTAG,SWD,FLASH,TRIG,CTS,RTS",
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"pinout": {
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"1": {
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"IC": 14
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},
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"2": {
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"NC": null
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},
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"3": {
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"IC": 14
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},
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"4": {
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"IC": 1,
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"ARD": "D0"
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},
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"5": {
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"IC": 18,
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"ARD": "D1"
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},
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"6": {
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"IC": 19,
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"ARD": "D2"
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},
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"7": {
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"IC": 20,
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"ARD": "D3"
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},
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"8": {
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"PWR": 3.3
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},
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"9": {
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"GND": null
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},
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"10": {
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"IC": 36,
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"ARD": "D4"
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},
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"11": {
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"IC": 37,
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"ARD": "D5"
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},
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"12": {
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"IC": 38,
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"ARD": "D6"
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},
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"13": {
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"IC": 39,
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"ARD": "D7"
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},
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"14": {
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"IC": 40,
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"ARD": "D8"
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},
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"15": {
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"IC": 33,
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"ARD": "D9"
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},
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"16": {
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"IC": 34,
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"ARD": "D10"
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}
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}
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}
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}

‎boards/_base/realtek-ambz2-4mb-1712k.json‎

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{
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"flash": {
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"ota1": "0x010000+0x1AC000",
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"ota2": "0x1BC000+0x1AC000",
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"kvs": "0x3F8000+0x8000"
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},
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"upload": {
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"flash_size": 4194304,
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"maximum_size": 1753088
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},
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"doc": {
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"params": {
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"layout": "**Tuya** (2x 1712k apps)"
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}
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}
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}

‎boards/_base/realtek-ambz2-tuya-4mb.json‎

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{
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"flash": {
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"tuya": "0x37F000+0x11000"
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}
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}

‎boards/cr3l.json‎

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{
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"_base": [
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"realtek-ambz2",
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"realtek-ambz2-8720",
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"realtek-ambz2-tuya-4mb",
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"realtek-ambz2-image",
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"realtek-ambz2-4mb-1712k",
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"ic/rtl8720cf",
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"pcb/cr3l"
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],
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"build": {
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"mcu": "rtl8720cm",
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"variant": "cr3l"
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},
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"name": "CR3L Wi-Fi Module",
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"url": "https://developer.tuya.com/en/docs/iot/cr3l-module-datasheet?id=Ka3gl6ria8f1t",
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"vendor": "Tuya Inc.",
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"doc": {
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"fccid": "2ANDL-CR3L"
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},
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"pcb": {
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"symbol": "CR3L"
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}
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}

‎boards/generic-rtl8720cm-4mb-1712k.json‎

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{
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"_base": [
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"generic",
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"realtek-ambz2",
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"realtek-ambz2-8720",
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"realtek-ambz2-image",
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"realtek-ambz2-4mb-1712k",
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"ic/rtl8720cf"
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],
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"build": {
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"mcu": "rtl8720cm",
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"variant": "generic-rtl8720cf-4mb-1712k"
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},
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"name": "Generic - RTL8720CM (4M/1712k)",
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"symbol": "RTL8720CM (4M/1712k)",
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"url": "https://docs.libretiny.eu/boards/generic-rtl8720cm-4mb-1712k/",
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"vendor": "Generic",
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"pcb": {
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"pinout": {
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"1": {
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"IC": 15,
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"ARD": "D0"
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},
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"2": {
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"IC": 16,
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"ARD": "D1"
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},
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"3": {
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"IC": 18,
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"ARD": "D2"
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},
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"4": {
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"IC": 19,
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"ARD": "D3"
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},
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"5": {
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"IC": 20,
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"ARD": "D4"
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},
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"6": {
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"IC": 21,
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"ARD": "D5"
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},
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"7": {
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"IC": 22,
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"ARD": "D6"
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},
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"8": {
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"IC": 23,
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"ARD": "D7"
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},
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"9": {
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"IC": 24,
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"ARD": "D8"
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},
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"10": {
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"IC": 25,
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"ARD": "D9"
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},
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"11": {
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"IC": 26,
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"ARD": "D10"
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},
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"12": {
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"IC": 33,
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"ARD": "D11"
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},
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"13": {
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"IC": 34,
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"ARD": "D12"
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},
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"14": {
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"IC": 36,
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"ARD": "D13"
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},
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"15": {
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"IC": 37,
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"ARD": "D14"
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},
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"16": {
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"IC": 38,
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"ARD": "D15"
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},
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"17": {
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"IC": 39,
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"ARD": "D16"
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},
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"18": {
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"IC": 40,
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"ARD": "D17"
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},
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"19": {
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"IC": 1,
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"ARD": "D18"
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},
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"20": {
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"IC": 3,
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"ARD": "D19"
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}
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}
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}
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}

‎boards/variants/cr3l.c‎

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/* This file was auto-generated from cr3l.json using boardgen */
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#include <Arduino.h>
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#ifdef LT_VARIANT_INCLUDE
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#include LT_VARIANT_INCLUDE
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#endif
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// clang-format off
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PinInfo lt_arduino_pin_info_list[PINS_COUNT] = {
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// D0: PA20, SD_D1, SPI0_MISO, UART2_RTS, I2C0_SDA, PWM0
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{PIN_A20, PIN_GPIO | PIN_IRQ | PIN_PWM | PIN_I2C | PIN_SPI | PIN_UART, PIN_NONE, 0},
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// D1: PA02, TDO, UART1_RX, SPI0_CS, I2C0_SCL, PWM2
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{PIN_A2, PIN_GPIO | PIN_IRQ | PIN_PWM | PIN_I2C | PIN_JTAG | PIN_SPI | PIN_UART, PIN_NONE, 0},
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// D2: PA03, TDI, UART1_TX, SPI0_SCK, I2C0_SDA, PWM3
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{PIN_A3, PIN_GPIO | PIN_IRQ | PIN_PWM | PIN_I2C | PIN_JTAG | PIN_SPI | PIN_UART, PIN_NONE, 0},
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// D3: PA04, tRST, UART1_CTS, SPI0_MOSI, PWM4
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{PIN_A4, PIN_GPIO | PIN_IRQ | PIN_PWM | PIN_JTAG | PIN_SPI | PIN_UART, PIN_NONE, 0},
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// D4: PA15, SD_D2, SPI0_CS, UART2_RX, I2C0_SCL, PWM3
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{PIN_A15, PIN_GPIO | PIN_IRQ | PIN_PWM | PIN_I2C | PIN_SPI | PIN_UART, PIN_NONE, 0},
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// D5: PA16, SD_D3, SPI0_SCK, UART2_TX, I2C0_SDA, PWM4
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{PIN_A16, PIN_GPIO | PIN_IRQ | PIN_PWM | PIN_I2C | PIN_SPI | PIN_UART, PIN_NONE, 0},
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// D6: PA17, SD_CMD, PWM5
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{PIN_A17, PIN_GPIO | PIN_IRQ | PIN_PWM, PIN_NONE, 0},
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// D7: PA18, SD_CLK, PWM6
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{PIN_A18, PIN_GPIO | PIN_IRQ | PIN_PWM, PIN_NONE, 0},
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// D8: PA19, SD_D0, SPI0_MOSI, UART2_CTS, I2C0_SCL, PWM7
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{PIN_A19, PIN_GPIO | PIN_IRQ | PIN_PWM | PIN_I2C | PIN_SPI | PIN_UART, PIN_NONE, 0},
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// D9: PA13, UART0_RX, PWM7
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{PIN_A13, PIN_GPIO | PIN_IRQ | PIN_PWM | PIN_UART, PIN_NONE, 0},
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// D10: PA14, SD_INT, UART0_TX, PWM2
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{PIN_A14, PIN_GPIO | PIN_IRQ | PIN_PWM | PIN_UART, PIN_NONE, 0},
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};
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PinInfo *lt_arduino_pin_gpio_map[] = {
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[2] = &(lt_arduino_pin_info_list[1]), // PIN_A2 (D1)
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[3] = &(lt_arduino_pin_info_list[2]), // PIN_A3 (D2)
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[4] = &(lt_arduino_pin_info_list[3]), // PIN_A4 (D3)
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[13] = &(lt_arduino_pin_info_list[9]), // PIN_A13 (D9)
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[14] = &(lt_arduino_pin_info_list[10]), // PIN_A14 (D10)
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[15] = &(lt_arduino_pin_info_list[4]), // PIN_A15 (D4)
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[16] = &(lt_arduino_pin_info_list[5]), // PIN_A16 (D5)
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[17] = &(lt_arduino_pin_info_list[6]), // PIN_A17 (D6)
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[18] = &(lt_arduino_pin_info_list[7]), // PIN_A18 (D7)
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[19] = &(lt_arduino_pin_info_list[8]), // PIN_A19 (D8)
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[20] = &(lt_arduino_pin_info_list[0]), // PIN_A20 (D0)
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};
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// clang-format on

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