
M306NKT-EPB User’s Manual  1. Outline 
REJ10J0519-0200  Rev.2.00  Oct. 16, 2006    Page 18 of 104 
Tables 1.5 and 1.6 list the specifications of the M306NKT-EPB. 
Table 1.5 Specifications of the M306NKT-EPB (1/2) 
Applicable MCU  M16C/6N Group 
M16C/6N4, M16C/6N5, M16C/6NK, M16C/6NL, M16C/6NM, M16C/6NN 
Applicable MCU mode  Single-chip mode 
Memory expansion mode 
Microprocessor mode 
Maximum operating frequency  24MHz (when using PLL) 
Applicable power supply  3.0--5.5V 
Emulation memory  (1)  512KB + 4KB for internal ROM of MCU 
 0F000h--0FFFFh, 80000h--FFFFFh, 
maximum operating frequency: 24MHz, 0 wait 
* When "Disable the Internal Flash ROM" is checked in the MCU tab of the 
emulator debugger's MCU Setting dialog box, it is 10MHz. 
(2)  31KB for internal RAM 
  00400h--07FFFh, maximum operating frequency: 24MHz, 0 wait 
(3)  CS3*--CS0* area (Possible to allocate by 4KB) 
- Maximum operating frequency (at 5.0V) 0 wait:     7.0MHz 
1 wait:      20.0MHz
2 wait, 3 wait:     24.0MHz
- Maximum operating frequency (at 3.0V) 0 wait:     6.0MHz 
1 wait:      17.0MHz
2 wait, 3 wait:     24.0MHz
Clock oscillator  XIN-XOUT (1 to 16MHz): 
Internal oscillator circuit board 
Switchable to external oscillator input or internal generator circuit 
XCIN-XCOUT (32.768kHz): 
Internal oscillator circuit board 
Switchable to external oscillator input 
Basic debugging functions  - Download 
- Address match break (max. 8 points) 
-  Software break (max. 64 points) 
-  Program execution/stop (allows free-run execution supporting software breaks) 
- Memory reference/setting (reference/setting C-variables, run-time execution) 
- Register reference/setting 
- Disassemble display 
-  C-level debugging, etc. 
Real-time trace function  -  256K-cycle bus information recordable (Bus, external trigger, time stamp) 
-  5 trace modes supported (Break/Before/About/After/Full) 
-  Can be recorded ON/OFF by events 
Real-time RAM monitor function  -  4,096 bytes (256 bytes x16) 
-  Data/last access result 
Hardware break function  8 points (Execution address, bus detection, interrupt, external trigger signal) 
Execution time measurement function  Time between program start and stop 
Maximum/minimum/average execution time and pass count of specified four zones.
Count clock: Equal to MCU Clock or 16MHz 
C0 coverage  8,192KB (256KB x 32 blocks) 
External trigger input/event output  External trigger input (MCU-dependent-voltage CMOS level x8) or event output 
(break x1, event x7)