- New code to dump the contents of Atmel's 2-wire EEPROM chips

[goodfet] / client / GoodFETtwe.py

diff --git a/client/GoodFETtwe.py b/client/GoodFETtwe.py
new file mode 100644 (file)
index 0000000..4410cb3
--- /dev/null
+++ b/client/GoodFETtwe.py
@@ -0,0 +1,24 @@
+#!/usr/bin/env python
+# GoodFET Atmel 2-wire EEPROM client library
+# 
+
+import sys, time, string, cStringIO, struct, glob, serial, os;
+
+from GoodFET import GoodFET;
+
+class GoodFETtwe(GoodFET):
+    
+    JEDECsize=0;
+
+    def setup(self):
+        """Move the FET into the SPI application."""
+        self.writecmd(0x05, 0x10, 0, []) # SETUP
+    
+    def peekblock(self, adr):
+        """Grab a few block from an SPI Flash ROM.  Block size is unknown"""
+        data = [adr&0xFF, (adr&0xFF00)>>8]
+        
+        self.writecmd(0x05, 0x02, 2, data) # PEEK
+        return self.data
+    
+