RL78/G1H
CHAPTER 18 RF TRANSCEIVER
Page 609 of 920
(41) Communication status register 1 (COMSTATE1)
This register is used to confirm each state in communication.
Transmitting status bit shows transmit state.
CCA status bit shows CCA state.
Receiving frame status bit shows frame receive state.
Figure 18 - 54 Communication status register 1 (COMSTATE1) Format
Caution
Bits 0, 4 to 7 are read as x (undefined).
Address: 0066H
After reset: 00H
R
Symbol
7
6
5
4
3
2
1
0
COMSTAT
E1
x
x
x
x
FRCV
STATE
CCASTATE
TRNSTATE
x
FRCV
STATE
Receiving frame status bit
0
Unreceived
1
Receiving
CCASTATE
CCA status bit
0
Not CCA
1
CCA
TRNSTATE
Transmitting status bit
0
Untransmitted
1
Transmitting
Summary of Contents for RL78/G1H
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