M30620FCAFP Mitsubishi, M30620FCAFP Datasheet - Page 242
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M30620FCAFP
Manufacturer Part Number
M30620FCAFP
Description
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
Manufacturer
Mitsubishi
Datasheet
1.M30620FCAFP.pdf
(274 pages)
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Appendix Standard Serial I/O Mode 1 (Flash Memory Version)
Note 1: Shading indicates transfer from flash memory microcomputer to peripheral unit. All other data is trans-
Note 2: SRD refers to status register data. SRD1 refers to status register 1 data.
Note 3: All commands can be accepted when the flash memory is totally blank.
242
10 Lock bit disable
11 Code processing function
12 Download function
13 Version data output function
14 Boot ROM area output
15 Read check data
1
2
3
4
5
6
7
8
9
Table 1.29.1. Software commands (Standard serial I/O mode 1)
Software Commands
Page read
Page program
Block erase
Erase all unlocked blocks
Read status register
Clear status register
Read lock bit status
Lock bit program
Lock bit enable
function
Table 1.29.1 lists software commands. In the standard serial I/O mode 1, erase operations, programs and
reading are controlled by transferring software commands via the RxD
explained here below.
Control command
ferred from the peripheral unit to the flash memory microcomputer.
1st byte
transfer
FC
FD
FF
A7
7A
FA
FB
41
20
70
50
71
77
75
F5
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
Size (low)
data (low)
Address
(middle)
Address
(middle)
Address
(middle)
Address
(middle)
Address
(middle)
Address
Address
(middle)
Version
2nd byte
output
output
Check
D0
(low)
SRD
data
16
Address
Address
Address
Address
Address
Address
Address
(middle)
3rd byte
Version
output
output
Check
(high)
(high)
(high)
SRD1
(high)
(high)
(high)
(high)
(high)
Size
data
data
Address
Lock bit
Version
Check-
4th byte 5th byte 6th byte
output
output
output
output
(high)
input
D0
D0
Data
Data
Data
data
data
sum
16
16
Version
ID size
output
output
output
input
input
Data
Data
Data
Data
data
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
1
pin. Software commands are
required
of times
Version
number
output
output
output
input
Data
Data
Data
data
ID1
To
259th byte
Data input
output to
output to
output to
to 259th
9th byte
Version
To ID7
M16C / 62A Group
259th
Data
Data
data
byte
byte
Mitsubishi microcomputers
When ID is
not verified
acceptable
acceptable
acceptable
acceptable
Acceptable
acceptable
acceptable
acceptable
acceptable
acceptable
Acceptable
acceptable
Acceptable
acceptable
acceptable
Not
Not
Not
Not
Not
Not
Not
Not
Not
Not
Not
Not