AV
1
CC
10-bit D/A
AV
SS
AN8
AN9
AN10
AN11
AN12
Sample-and-
hold circuit
AN13
AN14
AN15
ADTRG1
[Legend]
ADCR_1:
A/D control register_1
ADCSR_1:
A/D control/status register_1
ADDRA_1:
A/D data register A_1
ADDRB_1:
A/D data register B_1
ADDRC_1:
A/D data register C_1
Figure 15.2 Block Diagram of A/D Converter (Unit 1/AD_1)
Module data bus
+
–
Comparator
ADDRD_1:
A/D data register D_1
ADDRE_1:
A/D data register E_1
ADDRF_1:
A/D data register F_1
ADDRG_1: A/D data register G_1
ADDRH_1:
A/D data register H_1
Section 15 A/D Converter
Control circuit
Conversion start
trigger from the TPU
Rev. 3.00 Mar. 14, 2006 Page 549 of 804
Internal
data bus
ADI1 interrupt
signal
REJ09B0104-0300