BHE/ADEN, 31
CLKOUTA, 31
CLKOUTB, 31
M
MCS2–MCS0, 34
MCS3/RFSH/PIO25, 33
clocking modes, 39
DEN/PIO5, 31
descriptions, 30
DRQ1–DRQ0, 32
DT/R/PIO4, 32
GND, 32
HLDA, 32
HOLD, 32
INT0, 32
INT1/SELECT, 32
INT2/INTA0/PIO31, 33
INT3/INTA1/IRQ, 33
INT4/PIO30, 33
LCS/ONCE0, 33
MCS2–MCS0, 34
MCS3/RFSH/PIO25, 33
NMI, 34
memory interface, 14
example, 15
memory maps, 50
diagram, 50
memory organization, 40
midrange memory chip selects, 51
modes
emulator and debug, 52
N
NMI, 34
nonmultiplexed address bus, 41
numeric PIO pin assignments, 36
numeric PIO assignments, 36
PCS0/PIO16, 34
PCS1/PIO17, 34
PCS3–PCS0, 34
PCS6/A2/PIO2, 34
PIO, 57
PIO31–PIO0, 35
RD, 35
RES, 35
O
operating ranges, 60
commercial and industrial, 60
operation
low-voltage, 57
ordering information, 4
oscillator configurations, 45
output enable, 41
RFSH2/ADEN, 35
RXD/PIO28, 35
S0/SREN, 37
S1/IMDIS, 37
S2, 35
P
S6/CLKSEL1/PIO29, 37
SCLK/PIO20, 37
SDATA/PIO21, 37
SDEN0/PIO22, 37
SDEN1/PIO23, 37
SRDY/PIO6, 38
TMRIN0/PIO11, 38
TMRIN1/PIO0, 38
TMROUT0/PIO10, 38
TMROUT1/PIO1, 38
TXD/PIO27, 38
UCS/ONCE1, 38
used by emulators, 30
UZI/CLKSEL2/PIO26, 38
VCC, 39
PCB, 44
reading and writing, 44
PCS0/PIO16, 34
PCS1/PIO17, 34
PCS2/PIO18, 34
PCS3/PIO19, 34
PCS3–PCS0, 34
PCS5/A1/PIO3, 34
PCS6/A2/PIO2, 34
peripheral chip selects, 52
peripheral control block, 44
peripheral waveforms, 98
phase-locked loop, 44
WB (Am188ER microcontroller only), 39
WHB, 39
WLB (Am186ER microcontroller only), 39
WR, 39
X1, 39
X2, 39
pins
A19–A0, 30
AD15–AD8, 30
AD7–AD0, 30
ALE, 31
alphabetic PIO assignments, 36
AO15–AO8, 30
ARDY, 31
PIO31–PIO0, 35
plastic quad flat pack, 105
Am186™CC Communications Controller Data Sheet
Index-3
AMD [ AMD ]
