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Chipcon peek and poke for iram, include SFRs.
[goodfet]
/
firmware
/
apps
/
chipcon
/
chipcon.c
diff --git
a/firmware/apps/chipcon/chipcon.c
b/firmware/apps/chipcon/chipcon.c
index
5bdd360
..
00182f0
100644
(file)
--- a/
firmware/apps/chipcon/chipcon.c
+++ b/
firmware/apps/chipcon/chipcon.c
@@
-132,6
+132,14
@@
void cchandle(unsigned char app,
switch(verb){
//CC_PEEK and CC_POKE will come later.
switch(verb){
//CC_PEEK and CC_POKE will come later.
+ case PEEK:
+ cmddata[0]=cc_peekirambyte(cmddata[0]);
+ txdata(app,verb,1);
+ break;
+ case POKE:
+ cmddata[0]=cc_pokeirambyte(cmddata[0],cmddata[1]);
+ txdata(app,verb,0);
+ break;
case READ: //Write a command and return 1-byte reply.
cccmd(len);
ccread(1);
case READ: //Write a command and return 1-byte reply.
cccmd(len);
ccread(1);
@@
-546,19
+554,26
@@
unsigned char cc_peekdatabyte(unsigned int adr){
hb=(adr&0xFF00)>>8,
lb=adr&0xFF,
toret;
hb=(adr&0xFF00)>>8,
lb=adr&0xFF,
toret;
-
+
//MOV DPTR, adr
cc_debug(3, 0x90, hb, lb);
//MOVX A, @DPTR
//Must be 2, perhaps for clocking?
toret=cc_debug(3, 0xE0, 0, 0);
return toret;
//MOV DPTR, adr
cc_debug(3, 0x90, hb, lb);
//MOVX A, @DPTR
//Must be 2, perhaps for clocking?
toret=cc_debug(3, 0xE0, 0, 0);
return toret;
-
- /*
-DEBUG_INSTR(IN: 0x90, HIBYTE(address), LOBYTE(address), OUT: Discard);
-for (n = 0; n < count; n++) {
- DEBUG_INSTR(IN: 0xE0, OUT: outputArray[n]);
- DEBUG_INSTR(IN: 0xA3, OUT: Discard);
}
}
- */
+
+
+//! Fetch a byte of IRAM.
+u8 cc_peekirambyte(u8 adr){
+ //MOV A, #iram
+ return cc_debug(3, 0xE5, adr, 0);
+}
+
+//! Write a byte of IRAM.
+u8 cc_pokeirambyte(u8 adr, u8 val){
+ //MOV #iram, #val
+ return cc_debug(3, 0x75, adr, val);
}
}
+
+