M30622M4 MITSUBISHI [Mitsubishi Electric Semiconductor], M30622M4 Datasheet - Page 256

• Manufacturer Part Number: M30622M4
• Description: SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
• Manufacturer: MITSUBISHI [Mitsubishi Electric Semiconductor]

Appendix Standard Serial I/O Mode (Flash Memory Version)
Note1: Shading indicates transfer from flash memory microcomputer to peripheral unit. All other data is trans-
Note2: SRD refers to status register data. SRD1 refers to status register 1 data.
Note3: All commands can be accepted when the flash memory is totally blank.
256
10 Lockbit disable
11 ID check function
12 Download function
13 Version data output function
14 Boot area output function
1
2
3
4
5
6
7
8
9
Table 1.31.1. Software commands (Standard serial I/O mode)
Software Commands
Page read
Page program
Block erase
Erase all unlocked blocks
Read status register
Clear status register
Read lockbit status
Lockbit program
Lockbit enable
Table 1.31.1 lists software commands. In the standard serial I/O mode, erase operations, programs and
reading are controlled by transferring software commands via the RxD pin. Software commands are
explained here below.
Control command
ferred from the peripheral unit to the flash memory microcomputer.
FA
FB
FC
FF
A7
7A
F5
41
20
70
50
71
77
75
16
16
16
16
16
16
16
16
16
16
16
16
16
16
Address
(middle)
Address
(middle)
Address
(middle)
Address
(middle)
Address
(middle)
Address
Address
(middle)
Version
2nd byte
output
output
(low)
(low)
D0
SRD
Size
data
16
Address
Address
Address
Address
Address
Address
(middle)
Address
3rd byte
Version
output
output
SRD1
(high)
(high)
(high)
(high)
(high)
(high)
(high)
Size
data
Address
Lock bit
Version
Check-
4th byte 5th byte 6th byte
output
output
output
output
(high)
Data
Data
input
Data
D0
data
D0
data
sum
16
16
Version
ID size
output
output
output
Data
Data
input
Data
input
Data
data
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
required
of times
Version
number
output
output
output
Data
Data
input
Data
data
ID1
To
data output
to 9th byte
259th byte
Data input
output to
output to
to 259th
Version
To ID7
259th
Data
Data
Mitsubishi microcomputers
byte
byte
M16C / 62 Group
not verificate
Acceptable
Acceptable
Acceptable
acceptable
acceptable
acceptable
acceptable
acceptable
acceptable
acceptable
acceptable
acceptable
acceptable
acceptable
When ID is
Not
Not
Not
Not
Not
Not
Not
Not
Not
Not
Not