ez80190 ZiLOG Semiconductor, ez80190 Datasheet - Page 220

• Manufacturer Part Number: ez80190
• Description: Ez80190 Microprocessor
• Manufacturer: ZiLOG Semiconductor

TERI—see Ring Indicator, Trailing Edge
TEST mode 16
THRE bit—see Transmit Holding Register bit
time-out period 32
time-out period, PRT 32, 34
time-out period, WDT 39–40
Timer Control Register 35
Timer Data High Byte Register 36
Timer Data Low Byte Register 36
timer interrupt flag 34–35
Timer Interrupts 34
Timer Reload High Byte Register 38
Timer Reload Low Byte Register 37
timer reload value 35, 37–38
Transferring Data 91
transmit FIFO 71–72, 74–75
Transmit Holding Register bit 67, 75, 78
Transmit Shift Register 66–67, 75, 78
Transmit Shift Register, SPI 25, 87–89
trigger-level detection logic 66
TXD output 66–67, 75
TXD pin 66–67, 71
TxD0 17
TxD1 14
U
UART—see Universal Asynchronous Receiv-
UARTx_IER register 72
UARTx_IIR register 69–70, 73–74
UARTx_LCTL 61–63, 67, 69
UARTx_LSR register 67–70, 75, 78–79
UARTx_MSR register 69–70, 80
UARTx_RBR register 67, 70, 79
UARTx_THR register 62, 66, 68–69
Universal Asynchronous Receiver/ Transmitter
PS006613-0306
Change on
er/ Transmitter
65
Selection, WDT 40
FIFO Control Register 74
Functional Description 66
Functions 66
Interrupt Enable Register 72
P R E L I M I N A R Y
Universal ZiLOG Interface 1, 60, 82
UZI—see Universal ZiLOG Interface
V
V
vectored interrupt function 136
W
Wait State Timing for Read Operations 190
Wait State Timing for Write Operations 191
Wait States 53, 56, 92, 95, 136
Watch-Dog Timer 39
Watch-Dog Timer, Register Map 23
CC
Interrupt Identification Register 73
Interrupts 68
interrupts 72
Line Control Register 75
Line Status Register 78
Modem Control 67
Modem Control Register 77
Modem Status Interrupt 69
Modem Status Register 80
Receive Buffer 71
Receive Buffer Register 71
Receiver 67
Receiver Interrupts 68
Recommended Usage 69
Registers 70
Scratch Pad Register 81
Transmit Holding Register 71
Transmitter 66
Transmitter Interrupt 68
and BRG Control Registers 62
Baud Rate Generator 61, 83
Blocks, Register Map 25–27
Control Registers 61–62, 83
interface 14–19
Control Register 40
Operation 40
Overview 39
Registers 40
Reset Register 42
2
Index
206