Renesas rl78 User Manual
RL78/G1A
CHAPTER 25 FLASH MEMORY
Product information (such as product name and firmware version) can be obtained by executing the “Silicon Signature”
command.
Table 25-8 is a list of signature data and Table 25-9 shows an example of signature data.
Table 25-8. Signature Data List
Field Name
Description
Number of Transmit Data
Device code
The serial number assigned to the device
3 bytes
Device name
Device name (ASCII code)
10 bytes
Code flash memory area last address
Last address of code flash memory area
(Sent from lower address.
Example: 00000H to 0FFFFH (64 KB)
→ FFH, 1FH, 00H)
3 bytes
Data flash memory area last address
Last address of data flash memory area
(Sent from lower address.
Example: F1000H to F1FFFH (4 KB)
→ FFH, 1FH, 0FH)
3 bytes
Firmware version
Version information of firmware for programming
(Sent from upper address.
Example: From Ver. 1.23
→ 01H, 02H, 03H)
3 bytes
Table 25-9. Example of Signature Data
Field Name
Description
Number of
Transmit Data
Data (Hexadecimal)
Device code
RL78 protocol A
3 bytes
10
00
06
Device name
R5F10ELE
10 bytes
52 = “R”
35 = “5”
46 = “F”
31 = “1”
30 = “0”
45 = “E”
4C = “L”
45 = “E”
20 = “ ”
20 = “ ”
Code flash memory area last address
Code flash memory area
00000H to 0FFFFH (64 KB)
3 bytes
FF
FF
00
Data flash memory area last address
Data flash memory area
F1000H to F1FFFH (4 KB)
3 bytes
FF
1F
0F
Firmware version
Ver.1.23
3 bytes
01
02
03
R01UH0305EJ0200 Rev.2.00
813
Jul 04, 2013