Configuration Of Serial Interfaces Csi10 And Csi11; Block Diagram Of Serial Interface Csi10 - NEC 78K0 User Manual

16.2 Configuration of Serial Interfaces CSI10 and CSI11

Serial interfaces CSI10 and CSI11 consist of the following hardware.
Table 16-1. Configuration of Serial Interfaces CSI10 and CSI11
Registers
Control registers
Remark n = 0:
n = 0, 1:
SI10/P11/R D0
X
f /2
X
2
f /2
X
3
f /2
X
4
f /2
X
5
f /2
X
6
f /2
X
7
f /2
X
SCK10/P10/TxD0
CHAPTER 16 SERIAL INTERFACES CSI10 AND CSI11
Item
Transmit buffer register 1n (SOTB1n)
Serial I/O shift register 1n (SIO1n)
Transmit controller
Clock start/stop controller & clock phase controller
Serial operation mode register 1n (CSIM1n)
Serial clock selection register 1n (CSIC1n)
Port mode register 0 (PM0) or port mode register 1 (PM1)
Port register 0 (P0) or port register 1 (P1)
µ
PD780143, 780144
µ
PD780146, 780148, 78F0148
Figure 16-1. Block Diagram of Serial Interface CSI10
Internal bus
8
Serial I/O shift Transmit buffer
register 10 (SIO10) register 10 (SOTB10)
Output latch
Transmit data
controller
Transmit controller
Clock start/stop controller &
clock phase controller
User's Manual U15947EJ2V0UD
Configuration
8
Output
selector
*
SO10/P12
Output latch
PM12
(P12)
INTCSI10
359