Toshiba TLCS-900/H1 Series Data Book page 286

3.11.1 Analog/Digital converter registers
The AD converter is controlled by the three AD Mode Control Registers: ADMOD0, ADMOD1
and ADMOD2. The five AD Conversion Data Result Registers (ADREG0H/L to ADREG3H/L)
store the results of AD conversion.
Figure 3.11.2 shows the registers related to the AD converter.
Bit symbol EOCF
ADMOD0
(12B8H) Read/Write
After Reset
AD
Conversion
End flag
0: conversion
Function in progress
1: conversion
complete
AD Mode Control Register 0
7 6 5
−
ADBF
R
0 0 0
A D Note:
Conversion Always
Busy flag fixed to 0
0: conversion
stopped
1: Conversion
in progress
Figure 3.11.2 AD Converter Related Register
92CH21 - 282
4 3
−
ITM0 REPEAT
0 0
Note: Interrupt Repeat mode
Always specification specification
fixed to 0 in conversion 0: Single
channel fixed Conversion
repeat mode 1: Repeat
0: every Conversion
conversion Mode
1: every fourth
conversion
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
TMP92CH21
2 1 0
SCAN ADS
R/W
0 0 0
Scan mode AD
specification conversion
0: Conversion start
Channel 0: Don't care
Fixed Mode 1: start
1: Conversion conversion
Channel Always 0
Scan Mode when read