# HyperRAM connections

## 1bitsquared HyperRAM PMOD

* <https://1bitsquared.de/products/pmod-hyperram>

| Pin    | Function | Pin    | Function |
| ---    | -------- | ---    | -------- | 
| Top 7  | NC       | Top 1  | NC       |
| Top 8  | DQ4      | Top 2  | DQ3      |
| Top 9  | DQ2      | Top 3  | RWDS     |
| Top 10 | CSN      | Top 4  | RESETN   |
| Top 11 | GND      | Top 5  | GND      |
| Top 12 | 3V3      | Top 6  | 3V3      |

| Pin    | Function | Pin    | Function |
| ---    | -------- | ---    | -------- | 
| Bot 7  | CK       | Bot 1  | CKN      |
| Bot 8  | DQ1      | Bot 2  | DQ7      |
| Bot 9  | DQ6      | Bot 3  | DQ0      |
| Bot 10 | CS5      | Bot 4  | NC       |
| Bot 11 | GND      | Bot 5  | GND      |
| Bot 12 | 3V3      | Bot 6  | 3V3      |

[[!img HDL_workflow/2022-03-17_10-23.jpg size="400x" ]] 

[[!img HDL_workflow/pmod-hyperram-64mbit-dual-pmod_large.jpg size="500x" ]] 

# VERSA ECP5 Connections

Table of connections:

| X3  pin #   | FPGA IO PAD |  Function | FT232  | Wire Colour|
|-------------|-------------|-----------|--------|------------|
|   39 +3.3V  | 3.3V supply |    (VCC)  | VREF   |   Red      |
|    1 GND    |     GND     |    (GND)  | GND    |   Black    |
|    4 IO29   |     B19     |    (TDI)  | RXD    |   Green    |
|    5 IO30   |     B12     |    (TMS)  | CTS    |   Blue     |
|    6 IO31   |     B9      |    (TCK)  | TXD    |   White    |
|    7 IO32   |     E6      |    (TDO)  | RTS    |   Yellow   |

[[!img 2020-11-03_13-22.png size="900x" ]] 

[[!img 2020-11-03_13-25.png size="900x" ]] 

[[!img versa_ecp5_x3_hyperram.png size="900x" ]]