carlos
0fdac0d262
Remove unnecessary Test Points, Adding usb switch connections
2009-09-12 22:16:53 -05:00
carlos
e060183dc4
Resize and move silkscreen text
2009-09-11 19:41:56 -05:00
carlos
43b50c5799
Reduce and move some silsckreen text,
2009-09-11 19:39:35 -05:00
carlos
f9dc0a01bc
initial import
2009-09-04 21:51:48 -05:00
Adam Wang
f3a4240b84
2009/08/31 adam
...
1, <sch> add SW1 to configure boot selection from NAND or USB
2, <sch> change U6 pin definition pin1 = GND, pin2= OUT
3, <bom> delete R9 to be NC
4, <bom> add SW1 ESP40XX
2009-09-01 00:05:41 +08:00
Adam Wang
452130063a
minor gitignore fix
2009-08-31 11:39:46 +08:00
Adam Wang
014e1d7c08
1, Updated BOM / Schematic:
...
a) Added D6/MSCD104 for raising efficiency
b) Changed C57 to 0.1uF/16V, C49 to 1uF/16V, TP31 to CKE
c) Added R46/10k/5%,
d) Added TP85 for +5V USB host voltage measurement
2009-08-13 10:55:09 +08:00
Adam Wang
b9e9f30d3e
1, Add H/W version control via R48 & R49 to distinguish.
...
2, Add USB HOST circuits which including
a) Micro-AB Receptacle,
b) Use a P-Channel MOSFET to switch 5V to external device by ID signel Hi or Low
detection
c) Add LT3925EDCB to convert battery voltage to USB power need
2009-08-07 22:30:22 +08:00
Adam Wang
d820e00c28
New serial_con part
2009-08-01 13:53:57 +08:00
Adam Wang
9649cdda43
Added serial con and updated bom
2009-08-01 13:46:35 +08:00
Adam Wang
2baf38fe30
This power_tree.sch is the purpose for layout and quick view
2009-07-26 23:21:39 +08:00
Adam Wang
2d4d667fcb
Added power_tree.sch to easily realize that structure of power tree which marked reasonable currents go through traces on power labels
2009-07-26 23:04:55 +08:00
Adam Wang
9e460ec1a7
For quick view, a function block schematic <main/function_block.sch> provided this version.
2009-07-25 00:52:36 +08:00
Adam Wang
f1e30f6f28
Due to add function_block schematic which roughly describes current system block of this version
2009-07-25 00:36:08 +08:00
Adam Wang
76e568186a
Change TM2301N to TM2301FN, TM2302N to TM2302FN
2009-07-07 09:42:06 +08:00
Adam Wang
710e49d187
Remove VENDOR CONTACT
2009-07-03 21:47:46 +08:00
Adam Wang
b099a322ae
Marked Power Label and Test Points
2009-07-03 18:01:18 +08:00
Adam Wang
c692d0c132
added main/*.bak files to gitignore
2009-07-03 17:33:58 +08:00
Adam Wang
8a4ed2bcf9
added .gitignore
2009-07-03 17:30:36 +08:00
Adam Wang
868613e587
initial commit
2009-07-03 17:20:21 +08:00
