PD78F0066_15 Datasheet, PDF (19/30 Pages) Renesas Technology Corp – 8-BIT SINGLE-CHIP MICROCONTROLLER

µPD78F0066
Figure 5-1. Format of Transmission Method Selection
10 V
VPP
VDD
VSS
VPP pulses (transmission method selection)
1
2
n
VDD
RESET
VSS
On-board writing mode
5.2 Function of Flash Memory Programming
Operations such as writing to a flash memory are performed by various command/data transmission and
reception operations according to the selected transmission method. Table 5-2 shows major functions of flash
memory programming.
Table 5-2. Major Functions of Flash Memory Programming
Function
Reset
Batch verify
Batch delete
Batch blank check
High-speed write
Continuous write
Status
Oscillation frequency setting
Delete time setting
Silicon signature read
Description
Used to stop write operation and detect transmission cycle.
Compares the entire memory contents with the input data.
Deletes the entire memory contents.
Checks the deletion status of the entire memory.
Performs write to the flash memory based on the write start address and the number of
data to be written (number of bytes).
Performs continuous write based on the information input with high-speed write operation.
Used to confirm the current operating mode and operation end.
Sets the frequency of the resonator.
Sets the memory delete time.
Outputs the device name and memory capacity, and device block information.
Preliminary Product Information
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