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- Table of contents
- Elson Mobistel EL570
- PCB scans
- Connector pinout
- JTAG Pinout
- Bootloader
Elson Mobistel EL570¶
The Elson Mobistel EL570 is a Mediatek MT6227 based phone with touchscreen, mostly sold in Germany. It seems to be directly imported from China, and badged by Elson (http://www.elson.de/).
PCB scans¶
| DBB side (facing display) | RF side (facing back of phone) | |
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| large version: el570_dbb_side.jpg | large version: el570_rf_side.jpg |
Connector pinout¶
| Pin | Signal | measured voltage | description |
|---|---|---|---|
| 1 | SPK_L | 800mV | left headset channel |
| 2 | SPK_R | 170mV | right headset channel |
| 3 | GND | 0V | ground, used by USB cable |
| 4 | MIC | 2,800V | microphone, also used for PTT button on headset |
| 5 | GND | 0V | ground, used by USB cable |
| 6 | GND | 0V | ground |
| 7 | ? | 0V | not connected to ground |
| 8 | ? | 2,746V | unknown |
| 9 | VBAT? | 4,030V | seems to be the battery voltage |
| 10 | USB_DM | 0V | USB D- (white) |
| 11 | USB_DP | 0V | USB D+ (green) |
| 12 | UTXD1 | 2,746V | UART Tx |
| 13 | URXD1 | 2,758V | UART Rx |
| 14 | USB_5V | 111mV | USB charging supply |
| 15 | USB_5V | 111mV | USB charging supply |
| 16 | ? | 2,796V | unknown |
| 17 | VBAT | 4,070V | battery + |
| 18 | VBAT | 4,070V | battery + |
JTAG Pinout¶
Bootloader¶
It uses the MTKRomloader.
Updated by laforge about 8 years ago · 8 revisions
