
dsPIC30F Flash Programming Specification
DS70102K-page 36
2010 Microchip Technology Inc.
11.3
Entering ICSP Mode
The ICSP mode is entered by holding PGC and PGD
low, raising MCLR/VPP to VIHH (high voltage), and then
performing additional steps as illustrated in
Figure 11-FIGURE 11-4:
ENTERING ICSP MODE
Note 1: The sequence that places the device into
ICSP mode places all unused I/O pins to
the high-impedance state.
2: Once ICSP mode is entered, the PC is
set to 0x0 (the Reset vector).
3: Before leaving the Reset vector, execute
two GOTO instructions, followed by a
single NOP instruction must be executed.
MCLR/VPP
VDD
PGD
PGC
Execute 2 NOP instructions
00 0 0
4 ms
P6
4 ms
VIHH
10
μs