tmp88ps42ng TOSHIBA Semiconductor CORPORATION, tmp88ps42ng Datasheet - Page 183

• Manufacturer Part Number: tmp88ps42ng
• Description: 8 Bit Microcontroller Tlcs-870/x Series
• Manufacturer: TOSHIBA Semiconductor CORPORATION

15. Synchronous Serial Interface (SIO)
15.1 Configuration
receive data buffer that can automatically and continuously transfer up to 64 bits of data.
The TMP88PS42NG has a clocked-synchronous 8-bit serial interface. Serial interface has an 8-byte transmit and
Serial interface is connected to outside peripherl devices via SO, SI, SCK port.
SIO control / status register
SIOSR
INTSIO interrupt request
SIOCR1
Control circuit
Figure 15-1 Serial Interface
Shift
clock
Shift register
Page 173
7
SIOCR2
8-bit transfer
Buffer control
circuit
6
Serial clock
5
4
3
receive data buffer
4-bit transfer
(8 bytes in DBR)
Transmit and
2
CPU
1
0
Serial data output
Serial data input
Serial clock I/O
TMP88PS42NG
SO
SI
SCK