AMD Am186 CC User Manual page 182

Table 9-1 PIO Multiplexed Signals (Continued)
Signal Multiplexed Signal(s)
PIO29
PIO30
PIO31
PIO32
PIO33
PIO34
PIO35
PIO36
PIO37
PIO38
PIO39
PIO40
PIO41
PIO42
PIO43
PIO44
PIO45
PIO46
PIO47
9-4
Programmable I/O Signals
DT/R
DEN / DS
PCS7
PCS6
ALE
BHE
SRDY
CC CH
DCE_RXD_B
CC CH
PCM_RXD_B
CC CH
DCE_TXD_B
CC CH
PCM_TXD_B
CC CH
DCE_CTS_B
CC CH
PCM_TSC_B
CC CH
DCE_RTR_B
CC CH
DCE_RCLK_B
CC CH
PCM_CLK_B
CC CH
DCE_TCLK_B
CC CH
PCM_FSC_B
CC
DCE_RXD_C
CC
PCM_RXD_C
CC
DCE_TXD_C
CC
PCM_TXD_C
CC
DCE_CTS_C
CC
PCM_TSC_C
CC
DCE_RTR_C
CTS_HU
CC
DCE_CTS_D
CC
PCM_TSC_D
RTR_HU
CC
DCE_RTR_D
Am186™CC/CH/CU Microcontrollers User's Manual
Default Signal
DT/R: three-state output with pullup
DEN: three-state output with pullup
PIO31: input with pullup
PIO32: input with pullup
ALE: three-state output with pulldown PIOMODE2[1]
BHE: input with pullup
SRDY: input with pullup
PIO36: input with pullup
PIO37: input with pullup
PIO38: input with pullup
PIO39: input with pullup
PIO40: input with pullup
PIO41: input with pullup
PIO42: input with pulldown
PIO43: input with pulldown
PIO44: input with pullup
PIO45: input with pullup
PIO46: input with pullup
PIO47: input with pullup
Register[Bit]
PIOMODE1[13]
PIOMODE1[14]
PIOMODE1[15]
PIOMODE2[0]
PIOMODE2[2]
PIOMODE2[3]
PIOMODE2[4]
PIOMODE2[5]
PIOMODE2[6]
PIOMODE2[7]
PIOMODE2[8]
PIOMODE2[9]
PIOMODE2[10]
PIOMODE2[11]
PIOMODE2[12]
PIOMODE2[13]
PIOMODE2[14]
PIOMODE2[15]