Instrustar ISDS205A

From sigrok
Jump to: navigation, search
Instrustar ISDS205A
Status in progress
Channels 2
Samplerate 48MHz
Analog bandwidth 20MHz
Vertical resolution 8bit
Triggers none (SW-only)
Input impedance 1MΩ‖25pF
Memory none
Display none
Connectivity USB
Website instrustar.com

The Instrustar ISDS205A is a USB-based, 2-channel oscilloscope with an analog bandwidth of 20MS/s and 48MS/s sampling rate.

See Instrustar ISDS205A/Info for more details (such as lsusb -v output) on the device.

Hardware

  • Cypress FX2LP CY7C68013AC (USB 2.0 HS controller)
  • Analog Devices AD9288 (ADC)
  • Microchip 24LC64I (64K I²C EEPROM)
  • (2)NXP 74HC4051 (8-Channel Analog Mux)
  • NXP 74HC595D (8bit Shift Register (Serial-in to Serial or Parallel-out))
  • Oscillator GZX24.000 (24MHz crystal)
  • (4) Huike (Shenzhen) HK23F-DC5V-SHG (Reed switch)

Cypress FX2 pinout:

PD5 1-   O -56 PD4
PD6 2- -55 PD3
PD7 3- -54 PD2
GND 4- -53 PD1
CLKOUT 5- -52 PD0
VCC 6- -51 *WAKEUP
GND 7- -50 VCC
RDY0/*SLRD 8- -49 RESET#
RDY1/*SLWR 9- -48 GND
AVCC 10- -47 PA7
(24MHz crystal) XTALOUT 11- -46 PA6 (74HC595D, SHCP)
(24MHz crystal) XTALIN 12- -45 PA5 (74HC595D, STCP)
AGND 13- -44 PA4 (74HC595D, DS)
AVCC 14- -43 PA3
(USB D+) DPLUS 15- -42 PA2
(USB D-) DMINUS 16- -41 PA1
AGND 17- -40 PA0 (1kHz scope cal pin)
VCC 18- -39 VCC
GND 19- -38 CTL2
(CTL0, AD9288 ENCA/B) *IFCLK 20- -37 CTL1
RESERVED 21- -36 CTL0 (IFCLK, AD9288 ENCA/B)
(EEPROM SCL) SCL 22- -35 GND
(EEPROM SDA) SDA 23- -34 VCC
VCC 24- -33 GND
PB0 25- -32 PB7
PB1 26- -31 PB6
PB2 27- -30 PB5
PB3 28- -29 PB4

NXP 74HC595D pinout:

(upper 74HC4051D, S0) Q1 1-   O -16 VCC
(lower 74HC4051D, S0) Q2 2- -15 Q0 (upper 74HC4051D, S1)
(lower 74HC4051D, S1) Q3 3- -14 DS (FX2 PA4)
Q4 4- -13 OE# (GND)
Q5 5- -12 STCP (FX2 PA5)
Q6 6- -11 SHCP (FX2 PA6)
Q7 7- -10 MR# (VCC)
GND 8- -9 Q7S

NXP 74HC4051D (upper/lower, CH1/CH2) pinout:

Y4 1-   O -16 VCC
Y6 2- -15 Y2
Z 3- -14 Y1
Y7 4- -13 Y0
Y5 5- -12 Y3
(GND) E# 6- -11 S0 (NXP 74HC595D, Q1)
VEE 7- -10 S1 (NXP 74HC595D, Q0)
GND 8- -9 S2 (GND)
Y4 1-   O -16 VCC
Y6 2- -15 Y2
Z 3- -14 Y1
Y7 4- -13 Y0
Y5 5- -12 Y3
(GND) E# 6- -11 S0 (NXP 74HC595D, Q2)
VEE 7- -10 S1 (NXP 74HC595D, Q3)
GND 8- -9 S2 (GND)

Microchip 24LC64I pinout:

(VCC) A0 1-   O -8 VCC
(GND) A1 2- -7 WP (GND)
(GND) A2 3- -6 SCL (FX2 SCL)
VSS 4- -5 SDA (FX2 SDA)

Analog Devices ADS9288 pinout:

AD9288 pins Description
S1, S2 S1=VCC, S2=GND. "Normal operation, data align disabled".
DFS Tied to GND. Data format select = "offset binary" (not "twos complement").
AINA, AINB Analog input channels.
D0A-D7A Connected to FX2 PB0-PB7.
D0B-D7B Connected to FX2 PD0-PD7.

Photos

Resources