Page History
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Feature Summary
- Power Management
- Reset
- CPLD JTAG
- Boot Mode
- PUDC
- ETH
- LED...
Firmware Revision and supported PCB Revision
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| Name / opt. VHD Name | Direction | Pin | Bank Power | Description |
|---|---|---|---|---|
| / LED | out | 25 | 3.3VIN | Red LED D3 |
| CONFIG | out | 4 | 1.8V | ETH config pin |
| EN1 / EN_SC3 | in | 32 | 3.3VIN | B2B Power Enable |
| JTAGEN | in | 26 | 3.3VIN | JTAG enable for CPLD Firmware update |
| MODE /MODE_SC1 | in | 30 | 3.3VIN | B2B Boot Mode Pin |
| MODE0_R / BOOT_R0 | out | 12 | 3.3V | Zynq Boot Mode Pin |
| MODE2_R / BOOT_R2 | out | 17 | 3.3V | Zynq Boot Mode Pin |
| MODE3_R / BOOT_R3 | out | 13 | 3.3V | Zynq Boot Mode Pin |
| MR / POR_B | out | 10 | 3.3V | Zynq Reset |
| N.C. | 8 | 3.3V | / currently_not_used | |
| N.C. | 9 | 3.3V | / currently_not_used | |
| NOSEQ / NOSEQ_SC4 | in | 29 | 3.3VIN | / currently_not_used |
| PG_3V3 / PG_1V5 | in | 28 | 3.3VIN | Power Good |
| PG_DDR_PWR / PG_1V8 | in | 27 | 3.3VIN | Power Good |
| PG_MGT | in | 11 | 3.3V | / currently_not_used |
| PGOOD / STAT_SC2 | out | 1 | 3.3VIN | B2B Power Good |
| PHY_LED1 | in | 5 | 1.8V | PHY LED Pin |
| RESIN / nRST_SC0 | in | 23 | 3.3VIN | B2B Reset |
| SCL33 / SCL | in | 14 | 3.3V | / currently_not_used |
| SDA33 / SDA | inout | 16 | 3.3V | / currently_not_used |
| X0 / XA_SC | out | 21 | VCCIO34 | FPGA Pin K8 |
| X1 / XB_SC | out | 20 | VCCIO34 | PUDC FPGA Pin K7 |
Functional Description
JTAG
Power
PGOOD is PG_3V3 and PG_DDR_PWR and EN1
There is no additional power control.
Reset
POR_B is RESIN and PG_3V3 and PG_DDR_PWR and EN1 with some delay.
PUDC
X1 is constant high. Pullups disabled.
Boot Mode
- MODE0_R is constant one.
- MODE2_R is not MODE.
- MODE3_R is constant zero.
| Mode | Boot Mode |
|---|---|
| GND | SD Boot |
| VDD | QSPI Boot |
ETH
CONFIG is constant zero.
PHY_LED1 is connected to X0.
LED
LED is not POR_B.
Appx. A: Change History and Legal Notices
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| Date | Document Revision | CPLD Firmware Revision | Supported PCB Revision | Authors | Description | ||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
| REV02 | REV04,REV03 |
|
| ||||||||||||||||||||||||
| 2018-07-16 | v.1 |
| Initial release | ||||||||||||||||||||||||||
| All |
|
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