R5F61668MZN50FPV Renesas Electronics America, R5F61668MZN50FPV Datasheet - Page 1143

• Manufacturer Part Number: R5F61668MZN50FPV
• Description: MCU FLASH 1024K ROM 144-LQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8SX/1600r

Specifications of R5F61668MZN50FPV

• Core Processor: H8SX
• Core Size: 16/32-Bit
• Speed: 50MHz
• Connectivity: EBI/EMI, I²C, IrDA, SCI, SmartCard, USB
• Peripherals: DMA, LVD, POR, PWM, WDT
• Number Of I /o: 92
• Program Memory Size: 1MB (1M x 8)
• Program Memory Type: FLASH
• Ram Size: 56K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 144-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

(3)
The procedures for download of the on-chip program, initialization, and erasing are shown in
figure 25.14.
Erasing Procedure in User Program Mode
Set SCO to 1 after initializing
VBR and execute download
JSR FTDAR setting + 32
Select on-chip program
to be downloaded and
destination by FTDAR
Start erasing procedure
specify download
Set FKEY to H'A5
Set the FPEFEQ
Clear FKEY to 0
Initialization
FPFR = 0 ?
DPFR = 0?
parameter
program
1
Figure 25.14 Erasing Procedure in User Program Mode
Yes
Yes
Initialization error processing
Download error processing
No
No
1.
No
Rev. 1.00 Jan. 29, 2010 Page 1111 of 1380
JSR FTDAR setting + 16
Disable interrupts and
bus master operation
Set FEBS parameter
procedure program
Clear FKEY to 0
Set FKEY to H'5A
other than CPU
Required block
End erasing
FPFR = 0?
completed?
erasing is
Erasing
1
Yes
Yes
Section 25 Flash Memory
Clear FKEY and erasing
No
error processing
REJ09B0596-0100
2.
3.
4.
5.
6.