boards updates: nodemcu doc update (@lrmoreno007 #4715) + 512k32spiffs (

@carlymx #4871) (#4880)

* boards updates: nodemcu doc update (@lrmoreno007 #4715) + 512k32spiffs (@carlymx #4871)

* sometimes -> usually

boards.txt

@@ -73,6 +73,16 @@ generic.menu.FlashSize.512K0.build.flash_ld=eagle.flash.512k0.ld
 generic.menu.FlashSize.512K0.build.spiffs_pagesize=256
 generic.menu.FlashSize.512K0.upload.maximum_size=499696
 generic.menu.FlashSize.512K0.build.rfcal_addr=0x7C000
+generic.menu.FlashSize.512K32=512K (32K SPIFFS)
+generic.menu.FlashSize.512K32.build.flash_size=512K
+generic.menu.FlashSize.512K32.build.flash_size_bytes=0x80000
+generic.menu.FlashSize.512K32.build.flash_ld=eagle.flash.512k32.ld
+generic.menu.FlashSize.512K32.build.spiffs_pagesize=256
+generic.menu.FlashSize.512K32.upload.maximum_size=466928
+generic.menu.FlashSize.512K32.build.rfcal_addr=0x7C000
+generic.menu.FlashSize.512K32.build.spiffs_start=0x73000
+generic.menu.FlashSize.512K32.build.spiffs_end=0x7B000
+generic.menu.FlashSize.512K32.build.spiffs_blocksize=4096
 generic.menu.FlashSize.512K64=512K (64K SPIFFS)
 generic.menu.FlashSize.512K64.build.flash_size=512K
 generic.menu.FlashSize.512K64.build.flash_size_bytes=0x80000
@@ -2022,6 +2032,16 @@ thing.menu.FlashSize.512K0.build.flash_ld=eagle.flash.512k0.ld
 thing.menu.FlashSize.512K0.build.spiffs_pagesize=256
 thing.menu.FlashSize.512K0.upload.maximum_size=499696
 thing.menu.FlashSize.512K0.build.rfcal_addr=0x7C000
+thing.menu.FlashSize.512K32=512K (32K SPIFFS)
+thing.menu.FlashSize.512K32.build.flash_size=512K
+thing.menu.FlashSize.512K32.build.flash_size_bytes=0x80000
+thing.menu.FlashSize.512K32.build.flash_ld=eagle.flash.512k32.ld
+thing.menu.FlashSize.512K32.build.spiffs_pagesize=256
+thing.menu.FlashSize.512K32.upload.maximum_size=466928
+thing.menu.FlashSize.512K32.build.rfcal_addr=0x7C000
+thing.menu.FlashSize.512K32.build.spiffs_start=0x73000
+thing.menu.FlashSize.512K32.build.spiffs_end=0x7B000
+thing.menu.FlashSize.512K32.build.spiffs_blocksize=4096
 thing.menu.FlashSize.512K64=512K (64K SPIFFS)
 thing.menu.FlashSize.512K64.build.flash_size=512K
 thing.menu.FlashSize.512K64.build.flash_size_bytes=0x80000
@@ -2173,6 +2193,16 @@ thingdev.menu.FlashSize.512K0.build.flash_ld=eagle.flash.512k0.ld
 thingdev.menu.FlashSize.512K0.build.spiffs_pagesize=256
 thingdev.menu.FlashSize.512K0.upload.maximum_size=499696
 thingdev.menu.FlashSize.512K0.build.rfcal_addr=0x7C000
+thingdev.menu.FlashSize.512K32=512K (32K SPIFFS)
+thingdev.menu.FlashSize.512K32.build.flash_size=512K
+thingdev.menu.FlashSize.512K32.build.flash_size_bytes=0x80000
+thingdev.menu.FlashSize.512K32.build.flash_ld=eagle.flash.512k32.ld
+thingdev.menu.FlashSize.512K32.build.spiffs_pagesize=256
+thingdev.menu.FlashSize.512K32.upload.maximum_size=466928
+thingdev.menu.FlashSize.512K32.build.rfcal_addr=0x7C000
+thingdev.menu.FlashSize.512K32.build.spiffs_start=0x73000
+thingdev.menu.FlashSize.512K32.build.spiffs_end=0x7B000
+thingdev.menu.FlashSize.512K32.build.spiffs_blocksize=4096
 thingdev.menu.FlashSize.512K64=512K (64K SPIFFS)
 thingdev.menu.FlashSize.512K64.build.flash_size=512K
 thingdev.menu.FlashSize.512K64.build.flash_size_bytes=0x80000
@@ -3820,6 +3850,16 @@ gen4iod.menu.FlashSize.512K0.build.flash_ld=eagle.flash.512k0.ld
 gen4iod.menu.FlashSize.512K0.build.spiffs_pagesize=256
 gen4iod.menu.FlashSize.512K0.upload.maximum_size=499696
 gen4iod.menu.FlashSize.512K0.build.rfcal_addr=0x7C000
+gen4iod.menu.FlashSize.512K32=512K (32K SPIFFS)
+gen4iod.menu.FlashSize.512K32.build.flash_size=512K
+gen4iod.menu.FlashSize.512K32.build.flash_size_bytes=0x80000
+gen4iod.menu.FlashSize.512K32.build.flash_ld=eagle.flash.512k32.ld
+gen4iod.menu.FlashSize.512K32.build.spiffs_pagesize=256
+gen4iod.menu.FlashSize.512K32.upload.maximum_size=466928
+gen4iod.menu.FlashSize.512K32.build.rfcal_addr=0x7C000
+gen4iod.menu.FlashSize.512K32.build.spiffs_start=0x73000
+gen4iod.menu.FlashSize.512K32.build.spiffs_end=0x7B000
+gen4iod.menu.FlashSize.512K32.build.spiffs_blocksize=4096
 gen4iod.menu.FlashSize.512K64=512K (64K SPIFFS)
 gen4iod.menu.FlashSize.512K64.build.flash_size=512K
 gen4iod.menu.FlashSize.512K64.build.flash_size_bytes=0x80000

doc/boards.rst

@@ -274,6 +274,7 @@ According to the manufacturer, "with a micro USB cable, you can connect NodeMCU
 RST, then releasing FLASH, then releasing RST. This forces the CP2102 device to power cycle and to be re-numbered by Linux.
 
 The board also features a NCP1117 voltage regulator, a blue LED on GPIO16 and a 220k/100k Ohm voltage divider on the ADC input pin.
+The ESP-12E usually has a led connected on GPIO2.
 
 Full pinout and PDF schematics can be found `here <https://github.com/nodemcu/nodemcu-devkit-v1.0>`__
 

tools/boards.txt.py

@@ -435,6 +435,7 @@
                   'RST, then releasing FLASH, then releasing RST. This forces the CP2102 device to power cycle and to be re-numbered by Linux.',
                   '',
                   'The board also features a NCP1117 voltage regulator, a blue LED on GPIO16 and a 220k/100k Ohm voltage divider on the ADC input pin.',
+                  'The ESP-12E usually has a led connected on GPIO2.',
                   '',
                   'Full pinout and PDF schematics can be found `here <https://github.com/nodemcu/nodemcu-devkit-v1.0>`__',
                   ],
@@ -1116,6 +1117,7 @@ def flash_size (size_bytes, display, optname, ld, desc, max_upload_size, spiffs_
 
 def all_flash_size ():
     f512 =      flash_size(0x80000,  '512K', '512K0',   'eagle.flash.512k0.ld',     'no SPIFFS', 499696,   0x7B000)
+    f512.update(flash_size(0x80000,  '512K', '512K32',  'eagle.flash.512k32.ld',   '32K SPIFFS', 466928,   0x73000,   0x8000,  4096))
     f512.update(flash_size(0x80000,  '512K', '512K64',  'eagle.flash.512k64.ld',   '64K SPIFFS', 434160,   0x6B000,   0x10000, 4096))
     f512.update(flash_size(0x80000,  '512K', '512K128', 'eagle.flash.512k128.ld', '128K SPIFFS', 368624,   0x5B000,   0x20000, 4096))
     f1m =       flash_size(0x100000,   '1M', '1M0',     'eagle.flash.1m0.ld',       'no SPIFFS', 1023984,  0xFB000)

tools/sdk/ld/eagle.flash.512k32.ld

@@ -0,0 +1,19 @@
+/* Flash Split for 512K chips */
+/* sketch 455KB */
+/* spiffs 32KB */
+/* eeprom 20KB */
+
+MEMORY
+{
+  dport0_0_seg :                        org = 0x3FF00000, len = 0x10
+  dram0_0_seg :                         org = 0x3FFE8000, len = 0x14000
+  iram1_0_seg :                         org = 0x40100000, len = 0x8000
+  irom0_0_seg :                         org = 0x40201010, len = 0x71ff0
+}
+
+PROVIDE ( _SPIFFS_start = 0x40273000 );
+PROVIDE ( _SPIFFS_end = 0x4027B000 );
+PROVIDE ( _SPIFFS_page = 0x100 );
+PROVIDE ( _SPIFFS_block = 0x1000 );
+
+INCLUDE "../ld/eagle.app.v6.common.ld"