USING THE OnCE
MOTOROLA ON-CHIP EMULATION (OnCE) 10 - 25
troller causes the processor to load the opcode.
33. ACK
34. Send command WRITE PDB REGISTER, GO, no EX (01001001)
The OnCE controller selects PDB as destination for serial data.
35. ACK
36. Send the 24-bit second word of: “MOVE #saved_r0,R0” (the saved_r0 field).
After 24 bits have been received, the PDB register drives the PDB. The OnCE con-
troller releases the chip from the debug mode and the instruction starts execution.
The signal that marks the end of the instruction returns the chip to the debug mode.
37. ACK