NEC 78K0 User Manual page 377

(5) SO1n output
The status of the SO1n output is as follows if bit 7 (CSIE1n) of serial operation mode register 1n (CSIM1n) is
cleared to 0.
TRMD1n
Note
TRMD1n = 0
TRMD1n = 1
Note Status after reset
Caution If a value is written to TRMD1n, DAP1n, and DIR1n, the output value of SO1n changes.
Remark n = 0:
n = 0, 1:
CHAPTER 16 SERIAL INTERFACES CSI10 AND CSI11
Table 16-3. SO1n Output Status
DAP1n
−
DAP1n = 0
DAP1n = 1 DIR1n = 0
DIR1n = 1
µ
PD780143, 780144
µ
PD780146, 780148, 78F0148
*
User's Manual U15947EJ2V0UD
DIR1n SO1n Output
−
Outputs low level
−
Value of SO1n latch
(low-level output)
Value of bit 7 of SOTB1n
Value of bit 0 of SOTB1n
Note
.
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