HD6475328-CP10 HITACHI [Hitachi Semiconductor], HD6475328-CP10 Datasheet - Page 294

• Manufacturer Part Number: HD6475328-CP10
• Description: original Hitachi CMOS microcomputer unit (MCU)
• Manufacturer: HITACHI [Hitachi Semiconductor]

15.4 Operation
The A/D converter performs 10 successive approximations to obtain a result ranging from H'0000
(corresponding to AV
are significant.
The A/D converter module can be programmed to operate in single mode or scan mode as
explained below.
< Upper byte read >
< Lower byte read >
CPU
receives
data H’AA
CPU
receives
data H’40
Figure 15-2 Read Access to A/D Data Register (When Register Contains H'AA40)
SS
) to H'FFC0 (corresponding to AV
Bus interface
Bus interface
ADDRn H
ADDRn H
[H’AA]
[H’AA]
280
CC
ADDRn L
ADDRn L
TEMP
TEMP
[H’40]
[H’40]
[H’40]
[H’40]
). Only the first 10 bits of the result
(n = A to D)
(n = A to D)
Module data bus
Module data bus