R5F61668RN50FPV Renesas Electronics America, R5F61668RN50FPV Datasheet - Page 1188

• Manufacturer Part Number: R5F61668RN50FPV
• Description: IC H8SX/1668 MCU FLASH 144LQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8SX/1600r

Specifications of R5F61668RN50FPV

• 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
• For Use With: R0K561668S000BE - KIT STARTER FOR H8SX/1668R0K561664S001BE - KIT STARTER FOR H8SX/1651HS0005KCU11H - EMULATOR E10A-USB H8S(X),SH2(A)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Section 25 Flash Memory
(3)
The procedures for download of the on-chip program, initialization, and erasing are shown in
figure 25.14.
Rev. 2.00 Sep. 24, 2008 Page 1154 of 1468
REJ09B0412-0200
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
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
Clear FKEY and erasing
No
error processing
2.
3.
4.
5.
6.