M30845FJGP#U3 Renesas Electronics America, M30845FJGP#U3 Datasheet - Page 429
Manufacturer Part Number
IC M32C MCU FLASH 512K 144LQFP
Renesas Electronics America
1.M30843FWGPU5.pdf (91 pages)
2.M30843FWGPU5.pdf (531 pages)
Specifications of M30845FJGP#U3
CAN, I²C, IEBus, SIO, UART/USART
DMA, PWM, WDT
Number Of I /o
Program Memory Size
512KB (512K x 8)
Program Memory Type
24K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
A/D 34x10b, D/A 2x8b
-40°C ~ 85°C
Package / Case
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Figure 25.8 Handling Before and After Low Power Consumption Mode
1. Set the FMSTP bit to "1" after the FMR01 bit is set to "1"
2. Wait until clock stabilizes to switch a clock source of the
3. Add tps ms wait time by program. Do not access the flash
4. To set the FMR01 bit to "1", set it to "1" in 8-bit unit
5. To change the FMR01 bit setting from "1" to "0", enter
Transfer the low-power consumption mode program
(CPU rewrite mode enabled).
CPU clock to the main clock or sub clock.
memory during this wait time.
immediately after setting it first to "0". Do not generate an
interrupt or a DMA transfer between setting the bit to "0"
and setting it to "1". Set the FMR01 bit while the NMI pin
is held "H".
read array mode to write to addresses 0057
unit. Write "00
Jump to the low-power consumption mode
program transferred to a space other than the
flash memory. (In the following steps, use the
low-power consumption mode program in a
space other than the flash memory.)
to a space other than the flash memory
" into 8 high-order bits.
Set the FMSTP bit to "1" (The flash memory stops
operating. It is in a low-power consumption state)
Set the FMSTP bit to "0" (flash memory operation)
Process in low-power consumption mode or
on-chip oscillator low-power consumption mode
Jump to a desired address in the flash memory
Wait until the flash memory stabilizes (tps ms)
Set the FMR01 bit to "1" after setting it to "0"
(CPU rewrite mode enabled)
Switch clock source of the CPU clock.
The main clock stops.
(CPU rewrite mode disabled)
Set the FMR01 bit to "0"
25. Flash Memory Version
source of the