MC9S12G FREESCALE [Freescale Semiconductor, Inc], MC9S12G Datasheet - Page 500

• Manufacturer Part Number: MC9S12G
• Description: Ignores external trigger. Performs one conversion sequence and stops.
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

Freescale’s Scalable Controller Area Network (S12MSCANV3)
1
The IDHITx indicators are always related to the message in the foreground buffer (RxFG). When a
message gets shifted into the foreground buffer of the receiver FIFO the indicators are updated as well.
500
Module Base + 0x000B
IDHIT[2:0]
IDAM[1:0]
Read: Anytime
Write: Anytime in initialization mode (INITRQ = 1 and INITAK = 1), except bits IDHITx, which are read-only
Field
This document is valid for the S12G96 and the S12G128 device. All information related to other devices is preliminary.
5-4
2-0
Reset:
W
R
Identifier Acceptance Mode — The CPU sets these flags to define the identifier acceptance filter organization
(see
mode, no message is accepted such that the foreground buffer is never reloaded.
Identifier Acceptance Hit Indicator — The MSCAN sets these flags to indicate an identifier acceptance hit (see
Section 16.4.3, “Identifier Acceptance
IDAM1
IDHIT2
Section 16.4.3, “Identifier Acceptance
0
0
7
Figure 16-15. MSCAN Identifier Acceptance Control Register (CANIDAC)
0
0
1
1
0
0
0
0
1
1
1
1
= Unimplemented
Table 16-18. CANIDAC Register Field Descriptions
Table 16-19. Identifier Acceptance Mode Settings
0
0
6
Table 16-20. Identifier Acceptance Hit Indication
IDAM0
IDHIT1
MC9S12G Family Reference Manual,
0
1
0
1
0
0
1
1
0
0
1
1
IDAM1
0
5
Filter”).
IDHIT0
Filter”).
0
1
0
1
0
1
0
1
IDAM0
Table 16-20
0
4
Description
Table 16-19
Identifier Acceptance Mode
Four 16-bit acceptance filters
Two 32-bit acceptance filters
Eight 8-bit acceptance filters
summarizes the different settings.
Filter closed
0
0
3
Identifier Acceptance Hit
summarizes the different settings. In filter closed
Rev.1.01
Filter 0 hit
Filter 1 hit
Filter 2 hit
Filter 3 hit
Filter 4 hit
Filter 5 hit
Filter 6 hit
Filter 7 hit
IDHIT2
2
0
Freescale Semiconductor
Access: User read/write
IDHIT1
0
1
IDHIT0
0
0
1