Das Oszi
Contents
Description
These series of Digital Oscilloscopes use a standard ARM9 processor and are shipped with linux. The various models can be hacked to add additional features. These pages aim to document as much as possible to foster a wider community of developers for these DSO's.
General
Components
- 7" 800 x 480 color LCD Display
- Samsung S3C2440 ARM9 System On Chip (SoC)
- ISSI IS42S16160C-7TLI SDRAM (2 x 256Mbit = 64Mbyte)
- Samsung K9F1208U0C Nand Flash (1 x 512Mbit = 64Mbyte)
- ISSI IS61LPS25636A static ram ( 1 x 9Mbit = 1.125Mbyte)
- Altera MAX-II EPM240T100C5N CPLD (complex Programmable Logic Devices)
- 4 x Analog Devices AD9288 ADCs (yes, for 1GSs overclocked to 125MHz in 8ns, 4ns and 2ns time base - like Instek GDS1102A)
- 2 x Analog Devices AD8370 amps (750MHz bw - input stage like Rigol)
- 2 x LMH6552 amps (1.5GHz bw - input stage like Rigol)
- ADCMP562 ECL comparator (for trigger)
- Altera Cyclone III FPGA (ADC sampling control and data acquisition)
Firmware
- Linux Kernel version 2.6 from reports
- need more details and bootlog
Open Linux Support Todo List
- lodge a GPL compliance complaint against Hantek
- get u-boot working
- get current 3.x kernel booting
- cpld interface driver
- lcd display driver
Hacks
Pictures
Ports
- 2x Uarts
- ARM JTAG
- CPLD JTAG
- FPGA JTAG
- Expansion Header
picture from Tinhead on the eevblog
ARM JTAG
- Samsung S3C2440 is fully supported with OpenOCD
- Inexpensive JTAG tools
- Flyswatter2 from TinCanTools
- Flyswatter from TinCanTools
- JTAG USB OCD Tiny from Sparkfun
Models
200MHz Models
- Hantek DSO5202M/B
- Tekway DST1202B
- Protek 3210
- Voltcraft DSO-3062C
100MHz Models
- Hantek DSO5102M/B
- Tekway DST1102B
- Protek 3110
60MHz Models
- Hantek DSO5062M/B
- Tekway DST1062B