TranslateSPMOD - PSRAM
2022-07-06
Overview
SPMOD_PSRAM(PSRAM module) uses IPS6404L-SQ PSRAM.
SPMOD - PSRAM Introduction
- Using Sipeed-SPMOD interface(2.54mm * 8PIN )，unified MaixPy board interface
- Connect to the board through the SP-MOD SPI/QPI interface
- Pseudo−SRAM:IPS6404L-SQ is 64 Mbit of SPI/QPI (serial/quad parallel interface) Pseudo−SRAM device.
- Working frequency:104MHz
- CLK period:30.3ns
- Size:15.0*10.0*13.3mm
IPS6404L-SQ Introduction：
| Features: | --- |
|---|---|
| Supply voltage of external power supply | 2.7V~3.6V |
| Supply current of external power supply | 10mA |
| Range of working temperature | -30℃~85℃ |
| Sleep Status of Current | <250μA |
| Working frequency | 104Mhz |
| Response time of SPI read | 30.3ns |
| Response time of other operations | 9.3ns |
| interface | PI/QPI optional, default SPI |
SPMOD_PSRAM pin description:
| Pin | Name | Type | Decription |
|---|---|---|---|
| 1 | GND | G | Ground |
| 2 | CS | I | Chip Select input pin |
| 3 | D1 | I/0 | Master In Slave Out |
| 4 | D3 | I/O | No function (IO3 in QSPI mode) |
| 5 | 3V3 | V | Power supply(3.3V) |
| 6 | SCK | I | SPI clock pin |
| 7 | D0 | I/0 | Master Out Slave In (IO0 in QSPI mode) |
| 8 | D2 | I/O | No function (IO2 in QSPI mode) |
Usage
- wait upgrade
Outlook
- SPMOD_PSRAM Size drawing:
Resource Link
| Resource | --- |
|---|---|
| Website | www.sipeed.com |
| Github | https://github.com/sipeed |
| BBS | http://bbs.sipeed.com |
| Wiki | http://maixpy.sipeed.com |
| Sipeed model shop | https://maixhub.com/ |
| SDK Relevant information | dl.sipeed.com/MAIX/SDK |
| HDK Relevant information | dl.sipeed.com/MAIX/HDK |
| E-mail(Technical Support and Business Cooperation) | Support@sipeed.com |
| telgram link | https://t.me/sipeed |