668-0011 Rabbit Semiconductor, 668-0011 Datasheet - Page 128

• Manufacturer Part Number: 668-0011
• Description: IC MPU RABIT3000A 55.5MHZ128LQFP
• Manufacturer: Rabbit Semiconductor

Specifications of 668-0011

• Rohs Status: RoHS non-compliant
• Processor Type: Rabbit 3000 8-Bit
• Speed: 55.5MHz
• Voltage: 2.5V, 2.7V, 3V, 3.3V
• Mounting Type: Surface Mount
• Package / Case: 128-LQFP
• Features: -
• Other names: 316-1043

16.4 Register Descriptions
118
(Write-
(Write-
(Read-
Bit(s)
Bit(s)
only)
only)
only)
7:3
2:1
2:1
7:4
3:2
1:0
0
Timer B Control/Status Register
Timer B Control Register
Value
Value
00
01
10
11
00
01
10
11
0
1
0
1
0
1
These bits always read as zero.
The corresponding Timer B comparator has not encountered a match condition.
The corresponding Timer B comparator has encountered a match condition.
These status bits (but not the interrupt enable bits) are cleared by the read of this
register, as is the Timer B interrupt.
The corresponding Timer B interrupt is disabled.
The corresponding Timer B interrupt is enabled.
The clock input for Timer B is disabled.
The clock input for Timer B is enabled.
These bits are reserved and should be written with zero.
Timer B clocked by main Timer B clock (perclk/2).
Timer B clocked by the output of Timer A1.
Timer B clocked by the perpheral clock divided by 16.
Timer B clocked by the perpheral clock divided by 16.
Timer B interrupts are disabled.
Timer B interrupt use Interrupt Priority 1.
Timer B interrupt use Interrupt Priority 2.
Timer B interrupt use Interrupt Priority 3.
(TBCSR)
(TBCR)
Description
Description
Rabbit 3000 Microprocessor User’s Manual
(Address = 0x00B0)
(Address = 0x00B1)