Output Pin Status With Operation Disabled - NEC V850E/RS1 User Manual

13.7.9 Output pin status with operation disabled

(1) SCKBn pin
The output status of the SCKBn pin is as follows when CSIBn operation is disabled (when the
CBnPWR bit of the CBnCTL0 register = 0).
Remarks: 1. The output of the SCKBn pin changes if the CBnCKP bit of the CBnCTL1 register is
(2) SOBn pin
The output status of the SOBn pin is as follows when CSIBn operation is disabled
(CBnPWR bit = 0).
Remarks: 1. The output of the SOBn pin changes if any of the CBnTXE, CBnDAP, and CBnDIR bits
452
Downloaded from Elcodis.com electronic components distributor
Chapter 13 3-Wire Serial Interface (CSIB)
CBnCKP
0
1
rewritten.
2. n = 0, 1
CBnTXE CBnDAP
0 x
1 0
1 1
1 1
of the CBnCTL1 register is rewritten.
2. n = 0, 1
3. x: don't care
User's Manual U16702EE3V2UD00
SCKBn Pin Output
Fixed to high level
Fixed to low level
CBnDIR SOBn Pin Output
x Fixed to low level
x Value of SOBn latch (low level)
0 Value of CBnTX (MSB)
1 Value of CBnTX (LSB)