Target Board Information
STMicroelectronics STi5100/STi5301 Mboard (mb390)
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STi5100 Mboard
| Board name | STi5100 MBoard |
| Board Id | mb390 |
| Chip | sti5301 |
| Target CPU | ST231 |
| Memory | 32Mb |
| Flash | 8Mb |
| STEM connector | Yes |
| On board Ethernet | No |
This board is intended for silicon validation of the 5100/5301. As
such it is socketed and all the functionality of the silicon is
available on the board, at the cost of vast number of jumpers.
Setting up the board
Serial ports
Ensure that the jumper settings are correct, especially for COM1
| Panel name |
Schematic name |
Type |
Chip name |
Device |
Cable type for console |
| COM0 | CN42 | ASC | ASC1 | /dev/ttyAS0 | Straight |
| COM1 | CN43 | ASC | ASC3 | /dev/ttyAS1 | Null modem |
Jumper settings
| Jumper ID |
Function |
Position |
| J11 |
Transport stream output enable |
2-3 |
| J62 |
COM0 output enable |
2-3 |
| J63 |
COM1 output enable |
2-3 |
| J37 |
CTS Enable |
On |
| J39 |
RTS Enable |
On |
| J41 |
RX Enable |
On |
| J42 |
TX Enable |
On |
| J55 |
Smartcard data in select |
off |
EMI Config
| EMI config | Standard |
| Boot script name | mb390 |
Ethernet STEM
These jumper settings are required for correct operation of the DB558 Ethernet STEM
| Jumper # |
Function Description |
Position |
| J1 | Chip select configuration: use STEM NOT_CS1 |
1-2 |
| J2 | Ethernet interrupt: 1 |
1-2 |
| J3 |
Ethernet NOT_CS select: use decoded NOT_CS |
2-3 |
| J4 |
USB NOT_CS select: use decoded NOT_CS |
2-3 |
| J5 |
MII supply voltage is +3.3V |
1-2 |
| J6 |
EEPROM word size is 16 bit |
2-3 |
| J7 |
USB interrupt |
Not fitted |
The 16 bit modification must be done
Known problems
No known problems with this board.
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