-   LUA ALLPASS 
-     assert("NONE" == sj.get_device()) 
-     assert("NONE" == sj.get_device(1))    -- extra argument doesn't matter with LuaBridge2.6 
-   
-     sj.set_device("ZXSPECTRUM48")         -- zx48, default ramtop 
-     assert("ZXSPECTRUM48" == sj.get_device()) 
-   
-     sj.set_device("ZXSPECTRUM128",0xFEDC) -- zx128, specific ramtop 
-     assert("ZXSPECTRUM128" == sj.get_device()) 
-   
-     sj.set_device("ZXSPECTRUM128",0xEDCB) -- warning about different ramtop value 
-   
-     sj.set_device("NONE") 
-     assert("NONE" == sj.get_device()) 
-   ENDLUA 
-   
-   DEVICE ZXSPECTRUM48 
-   ORG 0x1234 : DB 48 
-   DEVICE ZXSPECTRUM128, 0xEDCB 
-   ORG 0x1234 : DB 128 
-   
-   LUA PASS3 
-     sj.set_device("ZXSPECTRUM48") 
-     assert(48 == sj.get_byte(0x1234)) 
-     assert("ZXSPECTRUM48" == sj.get_device()) 
-   
-     assert(false == sj.set_device("invalid")) 
-     assert("NONE" == sj.get_device())   -- invalid id does cause switch to NONE 
-   
-     sj.set_device("ZXSPECTRUM128",0xFEDC) 
-     assert(128 == sj.get_byte(0x1234)) 
-   
-     assert(true == sj.set_device()) -- default id is "NONE" 
-     assert("NONE" == sj.get_device()) 
-   ENDLUA 
-