C8051F581-IMR Silicon Labs, C8051F581-IMR Datasheet - Page 311

• Manufacturer Part Number: C8051F581-IMR
• Description: 8-bit Microcontrollers - MCU 50MIPS 128kB 8kB SPI
• Manufacturer: Silicon Labs

Specifications of C8051F581-IMR

• Rohs: yes
• Core: 8051
• Processor Series: C8051
• Data Bus Width: 8 bit

SFR Definition 27.22. TMRnL: Timer 4 and 5 Low Byte
TMR4L SFR Address = 0xCC; TMR5L SFR Address = 0x94; SFR Page = 0x10
SFR Definition 27.23. TMRnH Timer 4 and 5 High Byte
TMR4H SFR Address = 0xCD; TMR5H SFR Address = 0x95; SFR Page = 0x10
Name
Reset
Name
Reset
Bit
7:0
Bit
7:0 TMRnH[7:0] Timer n High Byte.
Type
Type
Bit
Bit
TMRnL[7:0] Timer n Low Byte.
Name
Name
7
0
7
0
In 16-bit mode, the TMRnL register contains the low byte of the 16-bit Timer n. In 8-
bit mode, TMRnL contains the 8-bit low byte timer value.
In 16-bit mode, the TMRnH register contains the high byte of the 16-bit Timer n. In 8-
bit mode, TMRnH contains the 8-bit high byte timer value.
6
0
6
0
5
0
5
0
Rev. 1.2
4
0
4
0
TMRnH[7:0]
TMRnL[7:0]
R/W
R/W
Function
Function
3
0
3
0
C8051F58x/F59x
2
0
2
0
1
0
1
0
0
0
0
0
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