£67.99

 

 Raspberry Pi - SPI 23s17 x8 - 128 GPIO Board

  

Raspberry Pi - SPI 23s17 x8 - 128 GPIO Board

Serial Peripheral Interface (SPI)

 

                                               

             

                                                           128 GPIO input / output

 

1. J16 Mini USB 5V input for board  Power source

2.  J3 2P Terminal Block  5V input for board  Power source

3. J4 jumper select Power source from Raspberry Pi P1 or External

4. 1.6A Polyswitch Fuse for 5V V+ protect

5 JP4    U1 Port A       JP3     U1 Port B

6. JP7    U2 Port A        JP8    U2 Port B

7. JP2    U3 Port A       JP1     U3 Port B

8. JP5    U4 Port A        JP6    U4 Port B

9. JP11  U5 Port A       JP12    U5 Port B

10. JP13   U6 Port A       JP14   U6 Port B

11. JP16   U7 Port A       JP15   U7 Port B

12. JP10   U8 Port A       JP9     U8 Port B

13. U1 (000)  23s17 -1  Port A,B    U2 (001)   23s17-2 Port A,B

14. U3 (010)  23s17 -3  Port A,B    U4 (011)   23s17-4 Port A,B

15. U5 (100)  23s17 -1  Port A,B    U6 (101)   23s17-2 Port A,B

16. U7 (110)  23s17 -3  Port A,B    U8 (111)   23s17-4 Port A,B

 17. J18 Rs-Pi V2  GPIO output

       

 

        23s17-8 - 128 GPIO board plug in Raspberry Pi

 

 

new output test program    23s17-8port-s-v103.py  demo

 

Scratch software support  Detail

 U1 to U4 spi 23s17 address 40,42,44,46
 U5 to U8 spi 23s17 address 48,4a,4c,4e
 
 40 --> 1    42 --> 2    44 --> 3     46 --> 4
 48 --> 5    4a --> 6    4c --> 7     4e --> 8
 
 Command "sp"+ "address(1-8)" + "a" +"bit(1 to 8)" for Port A
 Command "sp"+ "address(1-8)" + "b" +"bit(1 to 8)" for Port B
 Command "bits"+ "address(1-8)" + "a" +"bit(8 to 1)" for Port A
 Command "bits"+ "address(1-8)" + "b" +"bit(8 to 1)" for Port B

 sp5b7 --> spi address 5 Port B bit 7 ON/OFF
 sp7b4 --> spi address 7 Port B bit 4 ON/OFF
 bits2b01010101 --> address 2 port B from bit 8 to 11
 output --> 01010101
 bits8a01010101 --> address 8 port A from bit 8 to 1
 output --> 01010101
 bits2aoff --> address 2 Port A all OFF/clear 

 

Download sample code & Data sheet

 

 23s17-cs0.py     n23s17-cs0.py  

 23s17-8port-s-v103.py     23s17-8port-s-v104.py

 23s17 Datasheet

   Download    User Manual                        

 

 

Package Content

  1x Rs-Pi SPI 23s17-8 - 128 GPIO board

1x manual 

  

 
 
 

Raspberry Pi

iPad  iPhone

Products  

 

Copyright ?009
www.pridopia.co.uk
All rights reserved

Home           About us           Support           Shopping           Contacts            FAQ