def change_file(self):
oldselected = self.fb_selected - self.fb_topitem
self.fb_selected = self.fb_cursor
try:
filename = self.fullpath(self.direntries[self.fb_cursor][0])
except:
filename = False
self.fb_selected = -1
self.show_dir_line(oldselected)
self.show_dir_line(self.fb_cursor - self.fb_topitem)
if filename:
if filename.endswith(".bit"):
self.spi_request.irq(handler=None)
self.timer.deinit()
self.enable[0] = 0
self.osd_enable(0)
self.spi.deinit()
tap = ecp5.ecp5()
tap.prog_stream(open(filename, "rb"), blocksize=1024)
if filename.endswith("_sd.bit"):
os.umount("/sd")
for i in bytearray([2, 4, 12, 13, 14, 15]):
p = Pin(i, Pin.IN)
a = p.value()
del p, a
result = tap.prog_close()
del tap
gc.collect()
#os.mount(SDCard(slot=3),"/sd") # BUG, won't work
self.init_spi() # because of ecp5.prog() spi.deinit()
self.spi_request.irq(trigger=Pin.IRQ_FALLING,
handler=self.irq_handler_ref)
self.irq_handler(0) # handle stuck IRQ
if filename.endswith(".nes") \
or filename.endswith(".snes") \
or filename.endswith(".smc") \
or filename.endswith(".sfc"):
import ld_nes
s = ld_nes.ld_nes(self.spi, self.cs)
s.ctrl(1)
s.ctrl(0)
s.load_stream(open(filename, "rb"), addr=0, maxlen=0x101000)
del s
gc.collect()
self.enable[0] = 0
self.osd_enable(0)
if filename.startswith(
"/sd/ti99_4a/") and filename.lower().endswith(".bin"):
import ld_ti99_4a
s = ld_ti99_4a.ld_ti99_4a(self.spi, self.cs)
s.load_rom_auto(open(filename, "rb"), filename)
del s
gc.collect()
self.enable[0] = 0
self.osd_enable(0)
if (filename.startswith("/sd/msx") and filename.endswith(".rom")) \
or filename.endswith(".mx1"):
import ld_msx
s = ld_msx.ld_msx(self.spi, self.cs)
s.load_msx_rom(open(filename, "rb"))
del s
gc.collect()
self.enable[0] = 0
self.osd_enable(0)
if filename.endswith(".z80"):
self.enable[0] = 0
self.osd_enable(0)
import ld_zxspectrum
s = ld_zxspectrum.ld_zxspectrum(self.spi, self.cs)
s.loadz80(filename)
del s
gc.collect()
if filename.endswith(".ora") or filename.endswith(".orao"):
self.enable[0] = 0
self.osd_enable(0)
import ld_orao
s = ld_orao.ld_orao(self.spi, self.cs)
s.loadorao(filename)
del s
gc.collect()
if filename.endswith(".vsf"):
self.enable[0] = 0
self.osd_enable(0)
import ld_vic20
s = ld_vic20.ld_vic20(self.spi, self.cs)
s.loadvsf(filename)
del s
gc.collect()
if filename.endswith(".prg"):
self.enable[0] = 0
self.osd_enable(0)
import ld_vic20
s = ld_vic20.ld_vic20(self.spi, self.cs)
s.loadprg(filename)
del s
gc.collect()
if filename.endswith(".cas"):
self.enable[0] = 0
self.osd_enable(0)
import ld_trs80
s = ld_trs80.ld_trs80(self.spi, self.cs)
s.loadcas(filename)
del s
gc.collect()
if filename.endswith(".cmd"):
self.enable[0] = 0
self.osd_enable(0)
import ld_trs80
s = ld_trs80.ld_trs80(self.spi, self.cs)
s.loadcmd(filename)
del s
gc.collect()
def change_file():
global fb_selected, fb_topitem, fb_cursor
oldselected = fb_selected - fb_topitem
fb_selected = fb_cursor
try:
filename = fullpath(direntries[fb_cursor][0])
except:
filename = False
fb_selected = -1
show_dir_line(oldselected)
show_dir_line(fb_cursor - fb_topitem)
if filename:
if filename.endswith(".bit"):
spi_request.irq(handler=None)
timer.deinit()
enable[0] = 0
osd_enable(0)
spi.deinit()
tap = ecp5.ecp5()
tap.prog_stream(open(filename, "rb"), blocksize=1024)
if filename.endswith("_sd.bit"):
os.umount("/sd")
for i in bytearray([2, 4, 12, 13, 14, 15]):
p = Pin(i, Pin.IN)
a = p.value()
del p, a
result = tap.prog_close()
del tap
gc.collect()
#os.mount(SDCard(slot=3),"/sd") # BUG, won't work
init_spi() # because of ecp5.prog() spi.deinit()
spi_request.irq(trigger=Pin.IRQ_FALLING, handler=irq_handler_ref)
irq_handler(0) # handle stuck IRQ
if filename.endswith(".z80"):
enable[0] = 0
osd_enable(0)
import ld_zxspectrum
s = ld_zxspectrum.ld_zxspectrum(spi, cs)
s.loadz80(filename)
del s
gc.collect()
if filename.endswith(".nes"):
import ld_zxspectrum
s = ld_zxspectrum.ld_zxspectrum(spi, cs)
s.ctrl(1)
s.ctrl(0)
s.load_stream(open(filename, "rb"), addr=0, maxlen=0x101000)
del s
gc.collect()
enable[0] = 0
osd_enable(0)
if filename.endswith(".ora") or filename.endswith(".orao"):
enable[0] = 0
osd_enable(0)
import ld_orao
s = ld_orao.ld_orao(spi, cs)
s.loadorao(filename)
del s
gc.collect()
if filename.endswith(".vsf"):
enable[0] = 0
osd_enable(0)
import ld_vic20
s = ld_vic20.ld_vic20(spi, cs)
s.loadvsf(filename)
del s
gc.collect()
if (filename.find("vic20") >= 0 or filename.find("VIC20") >= 0) and (
filename.endswith(".prg") or filename.endswith(".PRG")):
enable[0] = 0
osd_enable(0)
import ld_vic20
s = ld_vic20.ld_vic20(spi, cs)
s.loadprg(filename)
del s
gc.collect()
if (filename.find("c64") >= 0 or filename.find("C64") >= 0) and (
filename.endswith(".prg") or filename.endswith(".PRG")):
enable[0] = 0
osd_enable(0)
import ld_c64
s = ld_c64.ld_c64(spi, cs)
s.loadprg(filename)
del s
gc.collect()