Embedded PC platforms |
Instead of using a combination of CPU and chipset, PC Engines prefers
single-chip embedded x86 processors.
* Less board space
* Lower power consumption
* Reduced development time and risk
* Lower overall cost
|
AMD Elan
SC520 |
Status: not recommended for new designs |
CPU: 486 core, 100 or 133 MHz, 16KB cache |
DRAM: 32 bit wide SDRAM, up to 256 MB |
PCI: up to five masters |
ISA: some limitations on IRQ / DMA lines |
I/O: 2 serial ports |
RTC: internal |
GPIO: some programmable chip selects, some digital I/O |
BIOS: tinyBIOS support available |
PC Engines experience: Hardware + BIOS |
|
AMD SC1100 |
Status: EOL (did lifetime buy to extend WRAP production) |
CPU: 5x86 core, 200 to 266 MHz, 16KB cache |
DRAM: 64 bit wide SDRAM, up to 512 MB |
PCI: up to four masters, 3.3V |
LPC: available |
ISA: limited subset |
I/O: 1 serial ports, 1 IR port |
RTC: internal |
GPIO: some digital I/O |
Video: none |
Audio: AC97 interface (waveform audio) |
BIOS: tinyBIOS support available |
PC Engines experience: Hardware + BIOS, see WRAP |
|
AMD Geode SC1200 |
Status: discontinued |
CPU: 5x86 core, 200 to 300 MHz, 16KB cache |
DRAM: 64 bit wide SDRAM, up to 256 MB |
PCI: up to two masters |
LPC: available |
ISA: limited subset |
I/O: 3 serial ports (one full, others limited) |
RTC: internal |
GPIO: some digital I/O |
Video: VGA, TV, TFT (linear frame buffer with BitBlt) |
Audio: AC97 interface (waveform audio) |
BIOS: tinyBIOS support available |
PC Engines experience: Hardware + BIOS |
|
AMD
Geode LX |
Status: production |
CPU: new 32 bit core, 433 or 500 MHz |
DRAM: 64 bit wide DDR SDRAM |
PCI: up to 2 masters |
LPC: available |
ISA: none |
I/O: (in companion chip) 1 serial port, infrared, 4x USB 2.0, IDE ATA66,
I2C, NAND flash |
RTC: internal |
GPIO: few |
Video: VGA, TFT (linear frame buffer with BitBlt) |
Audio: AC97 interface (waveform audio) |
BIOS: tinyBIOS support available (non video) |
PC Engines experience: Hardware + BIOS, see ALIX |
|
RDC R8610 |
Status: active |
CPU: 486 core, no floating point, 133 MHz, 16KB cache (write through,
direct mapped) |
DRAM: 16 or 32 bit wide SDRAM, up to 128 MB |
PCI: up to three masters |
ISA: limited X-Bus |
LPC: flash + I/O support |
I/O: 1 serial port, 2 10/100 Ethernet MAC, USB 2.0 (two channels) |
RTC: external |
GPIO: up to 58 GPIO |
BIOS: N/A |
PC Engines experience: N/A |
|
SIS 55x |
Status: EOL |
CPU: Rise MP6 "Pentium class", 200 to 250 MHz, 8K I-Cache + 8K D-Cache |
DRAM: 64 bit wide SDRAM, up to 1GB |
PCI: up to 3 masters |
LPC: yes |
ISA: no |
I/O: PS/2 keyboard / mouse, infrared, 3 USB 1.1, IDE ATA100,
memory stick, smart card, parallel port |
RTC: internal |
GPIO: 16 (multiplexed) |
Video: VGA, LCD (AGP based accelerator), DVD support |
Audio: AC97 interface (with sound accelerator) |
BIOS: LinuxBIOS available |
PC Engines experience: no |
|
STPC Consumer II |
Status: EOL |
CPU: 486 core, up to 133 MHz, 8KB cache |
DRAM: 64 bit wide SDRAM, up to 128 MB (no support for 256 Mbit parts) |
PCI: up to three masters |
ISA: full IRQ / DMA lines (external glue logic required) |
I/O: IDE interface |
RTC: external |
Video: VGA, TV |
GPIO: minimal |
BIOS: tinyBIOS support available |
Notes: high component count for strap options. |
PC Engines experience: Hardware + BIOS |
|
STPC Elite |
Status: EOL |
CPU: 486 core, up to 133 MHz, 8KB cache |
DRAM: 64 bit wide SDRAM, up to 128 MB (no support for 256 Mbit parts) |
PCI: up to three masters |
ISA: full IRQ / DMA lines (external glue logic required) |
I/O: IDE interface |
RTC: external |
GPIO: some I/O lines |
BIOS: tinyBIOS support available |
Notes: high component count for strap options. |
PC Engines experience: Hardware + BIOS |
|
STPC Atlas |
Status: EOL |
CPU: 486 core, up to 120 MHz (133 MHz announced), 8KB cache |
DRAM: 64 bit wide SDRAM, up to 128 MB (no support for 256 Mbit parts) |
PCI: up to three masters |
ISA: full IRQ / DMA lines (external glue logic required) |
PC Card: yes (multiplexed) |
I/O: 2 serial, 1 parallel, 2 USB, IDE interface, PS/2 keyboard / mouse |
RTC: external |
Video: VGA, TFT |
GPIO: some, I2C |
BIOS: tinyBIOS support available |
Notes: high component count for strap options. Keyboard / mouse controller
not fully compatible. |
PC Engines experience: BIOS |
|
STPC Vega |
Status: EOL |
CPU: Rise MP6 "Pentium II class" core, up to 250 MHz, 8K I-Cache + 8K D-Cache |
DRAM: 64 bit wide SDRAM, up to 256 MB |
PCI: up to three masters |
ISA: yes (external glue logic for IRQ / DMA) |
I/O: 1 serial (Rx / Tx), IDE ATA66, 10/100 Ethernet (external PHY) |
RTC: external |
Video: none |
GPIO: minimal |
BIOS: tinyBIOS support available |
Notes: weak DRAM controller (no 256 Mbit support, not the best bandwidth) |
PC Engines experience: BIOS |
|
CPUs not recommended for new designs |
ALI M6117 (EDO DRAM, external clock generator) |
AMD Elan SC300 / SC310 (EOL) |
AMD Elan SC400 / SC410 (EOL) |
AMD Geode GX2 (EOL) |
STPC Client (EDO DRAM, EOL) |
STPC Consumer (EDO DRAM, EOL) |
STPC Consumer-S (poor SDRAM controller, EOL) |
STPC Industrial (EDO DRAM, EOL) |
ZFLinux ZFx86 (very poor DRAM bandwidth) |