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The M3_3VOUT rail of the attached SoM is used to power up all the powerrails etc on TEF1002. further dependencies ar given in the table below:
| Scroll Title |
|---|
| anchor | Table_power_management |
|---|
| title | Power Management |
|---|
| To Do ...
RGPIO not aktive |
|---|
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| Port/Signal | depends on (RGPIO not aktive) | additional when RGPIO aktive | Description | Remark |
|---|
| EN_PER | M3_3VOUT |
|
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| 15) | Enable perepherie power 3V3_PER | via PWR_EN_Signal | | FMC_PWR_set | M3_3VOUT | rgpio_out_data_i(16) |
|
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| Signal indicate FMC enable |
| | EN_FMC | FMC_PWR_set and |
|
...
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| rgpio_out_data_i(17) | Enable switched 3.3V FMC power |
| | FAN_FMC_EN | FMC_PWR_set and NOT(FMC_PRSNT_M2C_L) |
|
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| | - | Enable FMC FAN |
| | EN_FMC_VADJ | (FMC_PWR_set and NOT(FMC_PRSNT_M2C_L)) or USR0 | - | Enable IO power FMC_VADJ | USR0 dip switch S3-2 can be used to enable FMC_VADJ when no FMC installed | | FMC_PG_C2M | (PG_FMC_VADJ and M3_3VOUT) | - | Indicate that all FMC related powers are up |
|
FMC_PG_C2M <= (PG_FMC_VADJ and M3_3VOUT);
--Perepherie power, Enable Power for SFP and FireFly
PWR_EN_Signal <= rgpio_out_data_i(15) and M3_3VOUT when soc_rgpio_active='1' else M3_3VOUT;
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Status LED
The Status LED D4 is utilized in the following way:
| Scroll Title |
|---|
| anchor | Table_LED_Status |
|---|
| title | Status LED description |
|---|
|
| Sequenz |
| Description |
|---|
| *ooooooo | 1 times fast blink with a break | SOM PGOOD fail | | **oooooo | 2 times fast blink with a break | not used | | ***ooooo | 3 times fast blink with a break | FMC power Error | | ****oooo | 4 times fast blink with a break | not used | | *****ooo | 5 times fast blink with a break | USB Power Error | | ******oo | 6 times fast blink with a break | Firefly A or B Error | | *******o | 7 times fast blink with a break | SFPA_TX_FAULT or SFPA_LOS | | ON | LED ON | All OK |
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FMC VADJ Power
Three of the dip switches are linked to the voltage selection signals of FMC_VADJ:
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| Scroll Title |
|---|
| anchor | Table_I2C_SoM |
|---|
| title | Connection I2C to SoM |
|---|
|
| Scroll Table Layout |
|---|
| orientation | portrait |
|---|
| sortDirection | ASC |
|---|
| repeatTableHeaders | default |
|---|
| sortByColumn | 1 |
|---|
| sortEnabled | false |
|---|
| cellHighlighting | true |
|---|
|
| device | SEL | Notes |
|---|
| SFPA | 00 |
| | FMC | 01 |
| | FFA | 10 | also used for FFA_MSEL | | FFB | 11 | also used for FFB_MSEL |
|
A "three wire" I2C interface is used to connect the CPLD I2C to the SoM:
| Scroll Title |
|---|
| anchor | Table_I2C_SoM |
|---|
| title | Connection I2C to SoM |
|---|
|
| Scroll Table Layout |
|---|
| orientation | portrait |
|---|
| sortDirection | ASC |
|---|
| repeatTableHeaders | default |
|---|
| sortByColumn | 1 |
|---|
| sortEnabled | false |
|---|
| cellHighlighting | true |
|---|
|
| VHDL Port name | Direction | SC CPLD Pin | Connected to | Function | Notes |
|---|
| A_00_N | IN | J10 | JB1, pin 38 | SDA IN | "three wire" I2C | | A_00_P | IN | K10 | JB1, pin 36 | SCL IN | "three wire" I2C | | A_01_P | OUT | K11 | JB1, pin 37 | SDA OUT | "three wire" I2C |
|
The devices SDA are driven in the following way: DEVICE_XY_SDA <= '0' when SEL= "XY" and A_00_N='0' else 'Z';
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| Scroll Title |
|---|
| anchor | Table_RGPIO_SoM |
|---|
| title | Connection RGPIO to SoM |
|---|
|
| Scroll Table Layout |
|---|
| orientation | portrait |
|---|
| sortDirection | ASC |
|---|
| repeatTableHeaders | default |
|---|
| sortByColumn | 1 |
|---|
| sortEnabled | false |
|---|
| cellHighlighting | true |
|---|
|
| VHDL Port name | Direction | SC CPLD Pin | Connected to | Function | Notes |
|---|
| A_01_N | OUT | L12 | JB1, pin 35 | TX data |
| | A_02_N | IN | J12 | JB1, pin 41 | RX CLK |
| | A_02_P | IN | K12 | JB1, pin 39 | RX data |
|
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USR LED
User LEDs are accesible via RGPIO:
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