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Target Board Information
STMicroelectronics STb7109E Reference Board (mb448)
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STb7109E Reference board
| Board name | STb7109E Ref |
| Board Id | mb448 |
| Chip | STx7109E |
| Target CPU | ST40-202 |
| Memory | 2x64Mb |
| Flash | 8Mb |
| STEM connector | No |
| On board Ethernet | STx7109 and SMSC91C111 |
This board is reference design for a STb7109E based
set-top-box.
The STx7109E is a STx7109 with extended ball out
to allow 24 bit digital video output.
Hardware Setup
Switch settings
The STb7109E Reference Board shares the same
switch settings as other STb710x boards.
Serial ports
Note that on some boards only J30-1, the lower of the two connectors,
is populated.
| Panel name |
Schematic name |
Type |
Chip name |
Device |
Cable type for console |
| - | J30-1 (lower) | ASC | UART2 | /dev/ttyAS0 | Null modem |
| - | J30-2 (upper) | ASC | UART3 | /dev/ttyAS1 | Straight |
EMI Config
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