MC68HC11PH8 Datasheet, PDF (115/264 Pages) Motorola, Inc – High-density Complementary Metal Oxide Semiconductor (HCMOS) Microcomputer Unit

T8
Transmit buffer
LOPS2
WOMS2
MIE2
M2
WAKE2
ILT2
PE2
PT2
10/11-bit TX shift register
H87
0L
TXD2
MIE2 _Transmitter
PT2
control
TE2
SBK2
ST4XCK
clock
WOMS
TIE2
TCIE2
Flag control
RIE2
ILIE2
TE2
MIE2
6
RE2
RWU2
SBK2
RE2
Receiver
control
WOMS
10/11-bit RX shift register
Data
87
0
recovery
STOP
START
R8
Receive buffer
RXD2
S2SR1
S2SR2
Internal data bus
RDRF2
RIE2 ^&
IDLE2
ILIE2 ^&
TC2
TDRE2
TCIE2 ^&
TIE2 ^&
+
SCI interrupt request
Note: = always reads as zero
= not used in MI BUS mode
MC68HC11PH8
Figure 6-3 MI BUS block diagram
MOTOROLA INTERCONNECT BUS (MI BUS)
TPG
MOTOROLA
6-5