UPD78F0138 NEC, UPD78F0138 Datasheet - Page 274

• Manufacturer Part Number: UPD78F0138
• Description: (UPD78xxxx) 8-Bit Single-Chip Microcontrollers
• Manufacturer: NEC

8-bit timer/
event counter
50 output
f
f
f
X
X
X
/2
/2
/2
3
5
Registers
interface operation mode
Asynchronous serial
register 0 (ASIM0)
7
Baud rate generator
control register 0
(BRGC0)
Figure 13-1. Block Diagram of Serial Interface UART0
interface reception error
status register 0 (ASIS0)
Asynchronous serial
7
Reception unit
Transmission unit
Internal bus
Baud rate
Baud rate
generator
generator
INTSR0
INTST0
Transmission control
Reception control
Receive buffer register 0
Receive shift register 0
Transmit shift register 0
(RXS0)
(RXB0)
Filter
(TXS0)
Output latch
R
SI10/P11
x
(P10)
D0/
PM10
T
SCK10/P10
x
D0/