Toshiba TLCS-900/L1 Series Manual page 185

3.11.1 Analog/Digital Converter Registers
The AD converter is controlled by the two AD mode control registers: ADMOD0 and
ADMOD1. The AD conversion results are stored in 8 kinds of AD conversion data upper
and lower registers: ADREG04H/L, ADREG15H/L, ADREG26H/L and ADREG37H/L.
Figure 3.11.2 shows the registers related to the AD converter.
7
ADMOD0
Bit symbol EOCF
(02B0H)
Read/Write
After reset 0
Function
AD
conversion
end flag
0: Conversion
in progress
1: Conversion
complete
AD Mode Control Register 0
6 5 4
− −
ADBF
R
0 0 0
Always Always
AD
write 0 write 0
conversion
busy flag
0: Conversion
stopped
1: Conversion
in progress
Figure 3.11.2 AD Converter Related Register
91C824-183
3 2 1
ITM0 REPEAT SCAN
R/W
0 0 0
Interrupt Repeat mode Scan mode
specification
specification specification
in conversion 0: Single 0: Conversion
channel fixed conversion channel
repeat mode 1: Repeat fixed
0: Every conversion mode
conversion mode 1: Conversion
1: Every channel
fourth scan
conversion mode
AD conversion start
0 Don't care
1 Start AD conversion
Note: Always read as 0.
AD scan mode setting
0 AD conversion channel fixed mode
1 AD conversion channel scan mode
AD repeat mode setting
0 AD single conversion mode
1 AD repeat conversion mode
Specify AD conversion interrupt for channel fixed
repeat conversion mode
Channel fixed repeat conversion mode
<SCAN> = 0, <REPEAT> = 1
0 Generates interrupt every conversion.
1 Generates interrupt every fourth conversion.
AD conversion busy flag
0 AD conversion stopped
1 AD conversion in progress
AD conversion end flag
0 Before or during AD conversion
1 AD conversion complete
TMP91C824
0
ADS
0
AD
conversion
start
0: Don't care
1: Start
conversion
Always 0
when read
2008-02-20