M37702E6BFS Renesas Electronics America, M37702E6BFS Datasheet - Page 223

• Manufacturer Part Number: M37702E6BFS
• Description: EPROM MCU/8BIT CMOS EMULATION CH
• Manufacturer: Renesas Electronics America

Specifications of M37702E6BFS

• Accessory Type: Emulator EPROM MCU
• For Use With/related Products: 7702
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

8.2 Block description
Figure 8.2.1 shows the block diagram of the A-D converter. Registers relevant to the A-D converter are
described below.
Fig. 8.2.1 Block diagram of A-D converter
AN
7
/AD
AV
V
REF
AN
AN
AN
AN
AN
AN
AN
SS
TRG
0
1
2
3
4
5
6
approximation
Data bus (even)
A-D register 0
A-D register 1
A-D register 2
A-D register 3
A-D register 4
A-D register 5
A-D register 6
A-D register 7
Successive
register
ladder network
Resistor
7702/7703 Group User’s Manual
f
2
A-D sweep pin select register
V
ref
A-D control register
1/2
Selector
A-D CONVERTER
1/2
Decoder
8.2 Block description
V
IN
Comparator
AD
8–3