Intel® PXA27x Processor Reference Platform User's Guide introduces the features and characteristics of the Intel® PXA27x Processor Reference Platform
The Intel® PXA27x Processor Reference Platform combines a high‑performance XScale processor, a communications processor with quad‑band GSM/GPRS, Bluetooth 1.1, 802.11b WLAN, a 240×320 QVGA LCD, an alphanumeric keypad, a 1.3 MP CMOS camera, MMC/SDIO, USB‑OTG and IrDA infrared. It is designed for handheld and PDA‑style devices and includes power‑management features via the Mobile Scalable Link (MSL).
This User’s Guide is organized into chapters covering system overview, user interface, processor details, communications processor and audio concepts, power‑management, wireless subsystems and a glossary. It also lists related documents such as schematics, parts list and quick‑start guide.
| Cellular radio | Quad‑band GSM, supports GPRS |
|---|---|
| Bluetooth | Bluetooth 1.1 compliant |
| Wi‑Fi | 802.11b baseband and radio |
| Main display | 240×320 pixel QVGA, 16‑bit per pixel LCD |
| Secondary display | Five‑line sub‑LCD character display |
| Keypad | Alphanumeric keypad with dedicated alphabet keys |
| Camera | Integrated 1.3 MP CMOS camera with flash |
| Memory interfaces | MMC/SDIO port |
| USB | USB client connector with On‑The‑Go (OTG) support |
| Infrared | IrDA infrared transceiver with CIR capability |
| WLAN sleep power consumption | 90 µA @ 1.8 V, 25 µA @ 2.85 V |
The platform supports Bluetooth 1.1, 802.11b Wi‑Fi, and a quad‑band GSM radio with GPRS.
In sleep mode the WLAN draws 90 µA at 1.8 V and 25 µA at 2.85 V.
It uses a 240×320 pixel QVGA main LCD (16‑bit) and a five‑line sub‑LCD character display.