ZLF645E0P2032G Zilog, ZLF645E0P2032G Datasheet - Page 98

• Manufacturer Part Number: ZLF645E0P2032G
• Description: Microcontrollers (MCU) 32K Flash 1K RAM 20 pin
• Manufacturer: Zilog

Specifications of ZLF645E0P2032G

• Data Bus Width: 8 bit
• Program Memory Type: Flash
• Program Memory Size: 32 KB
• Data Ram Size: 1 KB
• Interface Type: ICP, UART
• Maximum Clock Frequency: 8 MHz
• Number Of Programmable I/os: 16
• Number Of Timers: 3
• Maximum Operating Temperature: + 70 C
• Mounting Style: Through Hole
• Package / Case: PDIP-20
• Minimum Operating Temperature: 0 C
• Lead Free Status / Rohs Status: Details

PS026407-0408
Bit Position
[6]
[5]
[4]
[3]
[2]
[1]
[0]
UART Control Register
Note:
The UART Control register controls the UART. In addition to setting bit 5, you must also
set appropriate bit in the Interrupt Mask register (see
This register is not reset after a Stop Mode Recovery.
Value
Read
Write
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
Description
Parity Error —Set when a parity error occurs; cleared when URDATA is read.
No parity error occurs.
Parity error occurs.
Overrun Error—Set when an overrun error occurs; cleared when
URDATA is read.
No overrun error occurs.
Overrun error occurs.
Framing Error —Set when a framing error occurs; cleared when
URDATA is read.
No framing error occurs.
Framing error occurs.
Break —Set when a break is detected; cleared when URDATA is read.
No break occurs.
Break occurs.
Transmit Data Status —Set when the UART is ready to transmit; cleared when
TRDATA is written.
Do not write to the UART Transmit Data register.
UART Transmit Data register ready to receive additional data.
Transmit Completion Status
Data is currently transmitting.
Transmission is complete.
Noise Filter —Detects noise during data reception.
No noise detected.
Noise detected.
Turn off noise filter.
Turn on noise filter.
Table 66
ZLF645 Series Flash MCUs
on page 127).
Product Specification
UART Control Register
90