class GoodFETEM260(GoodFETSPI):
EM260APP=0x01;
+ seq=0;
+ def EM260trans(self,data):
+ """Exchange data by EM260 SPI. (Slightly nonstandard.)"""
+ self.data=data;
+ self.writecmd(0x01,0x82,len(data),data);
+ return self.data;
+
+
def peek8(self,adr):
"""Read a byte from the given address."""
- data=self.SPItrans([0xfe,0x01,0x00,
+ data=self.EM260trans([0xfe,0x01,self.seq,0x00,
0x49,
- 0xA7,0,0,0,0,0,0,0,0]);
- return ord(data[7]);
- def poke8(self,adr, byte):
- """Poke a byte to the given address."""
+ 0xA7]);
+ s="";
+ for foo in data:
+ s=s+"%02x " % ord(foo);
+ print s;
+
+ return ord(data[0]);
def info(self):
"""Read the info bytes."""
- data=self.SPItrans([0x0B,0xA7,
- 0xFF,
- 0xFF,0xFF,0xFF, #00 02 A7
- 0,0,0,0,0,0,0,0,0,0,
- 0,0,0,0,0,0,0,0,0,0,
- 0,0,0,0,0,0,0,0,0,0,
- 0,0,0,0,0,0,0,0,0,0,
- 0,0,0,0,0,0,0,0,0,0,
- 0,0,0,0,0,0,0,0,0,0
- ]);
+ #data=self.EM260trans([0x0A,0xA7]);
+ #data=self.EM260trans([0xFE,0x04,
+ # 0x00,0x00,0x00,0x02,
+ # 0xA7]);
+ data=self.EM260trans([0x0B,0xA7]);
+
+ #data=self.EM260trans([]);
+
+ #data=self.EM260trans([0x0B,0x0B,0x0B,0x0B,0xA7]);
+
+ s="";
for foo in data:
- print "%02x" % ord(foo);
+ s=s+"%02x " % ord(foo);
+ print s;
+