FlexRay Module Registers
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SPNU563A–March 2018
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FlexRay Module
Table 26-125. Communication Controller Status Vector Register (CCSV) Field Descriptions (continued)
Bit Field Value Description
12 CSNI 0-1 Coldstart noise indicator. Indicates that the cold start procedure occurred under noisy conditions.
Reset by CHI command RESET_STATUS_INDICATORS or by transition from HALT to
DEFAULT_CONFIG state or from READY to STARTUP state.
11-10 Reserved 0 Reads return 0. Writes have no effect.
9-8 SLM Slot mode. Indicates the actual slot mode of the POC in states READY, WAKEUP, STARTUP,
NORMAL_ACTIVE, and NORMAL_PASSIVE. Default is SINGLE. Changes to ALL, depending on
SUCC1.TSM. In NORMAL_ACTIVE or NORMAL_PASSIVE state the CHI command ALL_SLOTS
will change the slot mode from SINGLE over ALL_PENDING to ALL. Set to SINGLE in all other
states.
0 SINGLE
1h Reserved
2h ALL_PENDING
3h ALL
7 HRQ 0-1 Halt request. Indicates that a request from the Host has been received to halt the POC at the end
of the communication cycle. Reset by CHI command RESET_STATUS_INDICATORS or by
transition from HALT to DEFAULT_CONFIG state or when entering READY state.
6 FSI 0-1 Freeze status indicator. Indicates that the POC has entered the HALT state due to CHI command
FREEZE or due to an error condition requiring an immediate POC halt. Reset by CHI command
RESET_STATUS_INDICATORS or by transition from HALT to DEFAULT_CONFIG state.
5-0 POCS Protocol operation control status.
Indicates the actual state of operation of the Communication Controller Protocol Operation
Control:
0 DEFAULT_CONFIG state
1h READY state
2h NORMAL_ACTIVE state
3h NORMAL_PASSIVE state
4h HALT state
5h MONITOR_MODE state
6h-Ch Reserved
Dh LOOPBACK MODE state
Eh Reserved
Fh CONFIG state
Indicates the actual state of operation of the POC in the wakeup path:
10h WAKEUP_STANDBY state
11h WAKEUP_LISTEN state
12h WAKEUP_SEND state
13h WAKEUP_DETECT state
14h-1Fh Reserved
Indicates the actual state of operation of the POC in the startup path:
20h STARTUP_PREPARE state
21h COLDSTART_LISTEN state
22h COLDSTART_COLLISION_RESOLUTION state
23h COLDSTART_CONSISTENCY_CHECK state
24h COLDSTART_GAP state
25h COLDSTART_JOIN state
26h INTEGRATION_COLDSTART_CHECK state
27h INTEGRATION_LISTEN state
28h INTEGRATION_CONSISTENCY_CHECK state
29h INITIALIZE_SCHEDULE state
2Ah ABORT_STARTUP state
2Bh-3Fh Reserved
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