mc68hc08qa24 Freescale Semiconductor, Inc, mc68hc08qa24 Datasheet - Page 367

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mc68hc08qa24

Manufacturer Part Number
mc68hc08qa24
Description
M68hc08 Microcontrollers
Manufacturer
Freescale Semiconductor, Inc
Datasheet
22.14.1 MSCAN08 Module Control Register
MC68HC08QA24
Freescale Semiconductor
Addr.
$0515
$0516
$0517
Figure 22-13. MSCAN08 Control Register Struture (Sheet 3 of 3)
CAN Identifier Mask
CAN Identifier Mask
CAN Identifier Mask
Register Name
Register 1
Register 0
Register 1
(CIDMR1)
(CIDMR0)
(CIDMR1)
Address:
SYNCH — Synchronized Status Bit
TLNKEN — Timer Enable Flag
Reset:
Read:
Write:
This bit indicates whether the MSCAN08 is synchronized to the CAN
bus and as such can participate in the communication process.
This flag is used to establish a link between the MSCAN08 and the
on-chip timer (see
Reset:
Reset:
Reset:
Read:
Read:
Read:
Write:
Write:
Write:
Figure 22-14. CAN Module Control Register 0 (CMCR0)
1 = MSCAN08 synchronized to the CAN bus
0 = MSCAN08 not synchronized to the CAN bus
1 = The MSCAN08 timer signal output is connected to the timer.
0 = No connection
$0500
Bit 7
R
R
0
0
Bit 7
AM7
AM7
AM7
R
= Reserved
CAN Controller
R
6
0
0
= Reserved
AM6
AM6
AM6
6
22.10 Timer
R
5
0
0
AM5
AM5
AM5
5
SYNCH
Unaffected by reset
Unaffected by reset
Unaffected by reset
R
4
0
Link).
AM4
AM4
AM4
4
TLNKEN
3
0
AM3
AM3
AM3
3
SLPAK
R
2
0
AM2
AM2
AM2
2
SLPRQ
AM1
AM1
AM1
CAN Controller
1
0
Technical Data
1
SFTRES
Bit 0
Bit 0
AM0
AM0
AM0
0
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