M306V5EESP Mitsubishi, M306V5EESP Datasheet - Page 154

• Manufacturer Part Number: M306V5EESP
• Description: SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER and ON-SCREEN DISPLAY CONTROLLER
• Manufacturer: Mitsubishi

154
Figure 2.13.2 D-A control register
Figure 2.13.3 D-A register i (i = 0 and 1)
Figure 2.13.4 D-A converter equivalent circuit
V
CC
(V
DA0
REF
V
D-A control register
b7
b7
D-A register i (i = 0, 1)
SS
)
b6
D-A0 register0
Note 1: The above diagram shows an instance in which the D-A register is assigned 2A
b5
b4
2: The same circuit as this is also used for D-A1.
3: To reduce the current consumption when the D-A converter is not used, set the D-A output enable bit to 0 and set the D-A register to
D-A0 output enable bit
00
b3
16
MSB
so that no current flows in the resistors Rs and 2Rs.
"0"
"1"
b2
2R
b1
b0
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
b0
Nothing is assigned.
In an attempt to write to these bits, write “0.” The value, if read, turns out to be “0.”
Bit symbol
R
Output value of D-A conversion
2R
DA0E
DA1E
Symbol
DACON
Symbol
DAi (i = 0,1)
R
2R
D-A0 output enable bit
D-A1 output enable bit
Bit name
03D8
R
2R
Address
03DC
Address
16
,
03DA
16
Function
R
2R
16
0 : Output disabled
1 : Output enabled
0 : Output disabled
1 : Output enabled
16
.
Indeterminate
When reset
and ON-SCREEN DISPLAY CONTROLLER
When reset
R
2R
00
MITSUBISHI MICROCOMPUTERS
16
Function
M306V5ME-XXXSP
R
2R
M306V5EESP
R
2R
R W
LSB
R W
R
2R
W
Rev. 1.0