32172 Datasheet, PDF (706/875 Pages) Renesas Technology Corp – 32-bit RISC Single-chip Microcomputers

16
D-A CONVERTERS
16.1 Outline of the D-A Converters
BCLK
8
PRSA
Internal Data Bus
8
8
8
DA Counter (DACNT)
PD Module
(TPD reset)
D-A0 Data Register 0
D-A0 Conversion Register
256 bytes
Single mode
D-A0 Data Register 255
Continuous
mode
8
8-bit R-2R Resistor Ladder
DA0ON
DA0/(AD1IN4)
AD1IN4
Figure 16.1.1 Block Diagram of the D-A0 Converter
Internal Data Bus
8
D-A1 Conversion Register
8
8-bit R-2R Resistor Ladder
DA1ON
DA1/(AD1IN5)
AD1IN5
Figure 16.1.2 Block Diagram of the D-A1 Converter
16-3
Rev.1.0