ATAM893T-TKS Atmel, ATAM893T-TKS Datasheet - Page 14

• Manufacturer Part Number: ATAM893T-TKS
• Description: IC MON TIRE-PRESS ATARX9X SER
• Manufacturer: Atmel
• Series: MARC4r

Specifications of ATAM893T-TKS

• Core Processor: MARC4
• Core Size: 4-Bit
• Speed: 4MHz
• Connectivity: SSI (2-Wire, 3 Wire)
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 16
• Program Memory Size: 4KB (4K x 8)
• Program Memory Type: EEPROM
• Eeprom Size: 64 x 16
• Ram Size: 256 x 4
• Voltage - Supply (vcc/vdd): 1.8 V ~ 6.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 20-SOIC (5.3mm Width), 20-SO, 20-SOEIAJ
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Data Converters: -

4.4.1
14
ATAM893-D
Voltage Monitor Control/Status Register
Figure 4-9.
VM2: Voltage monitor Mode bit 2
VM1: Voltage monitor Mode bit 1
VM0: Voltage monitor Mode bit 0
Table 4-3.
VMC: Write
VMST: Read
VM2
1
1
1
1
0
0
0
0
Voltage Monitor
Voltage Monitor Modes
VM1
1
1
0
0
1
1
0
0
Bit 3
VM2
BP41/
VMI
–
VMC
VM0
1
0
1
0
1
0
1
0
VMST
VM2
IN
Bit 2
VM1
Function
Disable voltage monitor
External (VIM input), internal reference threshold (1.3 V), interrupt
with negative slope
Not allowed
External (VMI input), internal reference threshold (1.3 V), interrupt
with positive slope
Internal (supply voltage), high threshold (3.0 V), interrupt with
negative slope
Internal (supply voltage), middle threshold (2.6 V), interrupt with
negative slope
Internal (supply voltage), low threshold (2.2 V), interrupt with
negative slope
Not allowed
–
Voltage monitor
VM1 VM0
-
-
V
reserved
DD
VIM
VM0
Bit 1
res
OUT
VMS
Primary register address: ’F’hex
VMS
Bit 0
VIM
INT7
Reset value: 1111b
Reset value: xx11b
4680C–4BMCU–01/05