CY8C25122-24PI Cypress Semiconductor Corp, CY8C25122-24PI Datasheet - Page 95

• Manufacturer Part Number: CY8C25122-24PI
• Description: IC MCU 4K FLASH 256B 8-DIP
• Manufacturer: Cypress Semiconductor Corp
• Series: PSOC™ CY8C25xxxr

Specifications of CY8C25122-24PI

• Core Processor: M8C
• Core Size: 8-Bit
• Speed: 24MHz
• Connectivity: SPI, UART/USART
• Peripherals: LVD, POR, PWM, WDT
• Number Of I /o: 6
• Program Memory Size: 4KB (4K x 8)
• Program Memory Type: FLASH
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.25 V
• Data Converters: A/D 1x8b, 1x11b, 1x12b; D/A 1x9b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 8-DIP (0.300", 7.62mm)
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Applications: CapSense
• Technology: CMOS
• Processing Unit: Microcontroller
• Operating Supply Voltage (min): 3V
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (max): 5.25V
• Package Type: PDIP
• Screening Level: Industrial
• Pin Count: 8
• Mounting: Through Hole
• Rad Hardened: No
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Lead Free Status / RoHS Status: Not Compliant, Contains lead / RoHS non-compliant
• Other names: 428-1424

10.10.2.2
AMux controls the input muxing for the A capacitor
branch.
Table 73:
Analog Switch Cap Type B Block 11 Control 1 Register (ASB11CR1, Address = Bank 0/1, 85h)
Analog Switch Cap Type B Block 13 Control 1 Register (ASB13CR1, Address = Bank 0/1, 8Dh)
Analog Switch Cap Type B Block 20 Control 1 Register (ASB20CR1, Address = Bank 0/1, 91h)
Analog Switch Cap Type B Block 22 Control 1 Register (ASB22CR1, Address = Bank 0/1, 99h)
September 5, 2002
Bit [7:5] : AMux [2:0] Input muxing select for A capacitor branch. (Note that available mux inputs vary by individual
PSoC block.)
0 0 0 = ACA01
0 0 1 = ASA12
0 1 0 = ASA10
0 1 1 = ASA21
1 0 0 = REFHI
1 0 1 = ACA00
1 1 0 = Reserved Reserved Reserved Reserved
1 1 1 = Reserved Reserved Reserved Reserved
Bit [4:0]: BCap [4:0] Binary encoding for 32 possible capacitor sizes for B Capacitor:
0 0 0 0 0 = 0 Capacitor units in array
0 0 0 0 1 = 1 Capacitor units in array
0 0 0 1 0 = 2 Capacitor units in array
0 0 0 1 1 = 3 Capacitor units in array
0 0 1 0 0 = 4 Capacitor units in array
0 0 1 0 1 = 5 Capacitor units in array
0 0 1 1 0 = 6 Capacitor units in array
0 0 1 1 1 = 7 Capacitor units in array
0 1 0 0 0 = 8 Capacitor units in array
0 1 0 0 1 = 9 Capacitor units in array
0 1 0 1 0 = 10 Capacitor units in array
0 1 0 1 1 = 11 Capacitor units in array
0 1 1 0 0 = 12 Capacitor units in array
0 1 1 0 1 = 13 Capacitor units in array
0 1 1 1 0 = 14 Capacitor units in array
0 1 1 1 1 = 15 Capacitor units in array
Bit Name
Read/
Write
Bit #
POR
ASB11
Analog Switch Cap Type B Block xx Control 1 Register
Analog Switch Cap Type B Block xx Control 1 Register
AMux[2]
RW
7
0
ASB13
ACA03
P2.2
ASA12
ASA23
REFHI
ACA02
AMux[1]
RW
6
0
ASB20
ASA10
P2.1
ASA21
ABUS0
REFHI
ASB11
Document #: 38-12010 CY Rev. ** CMS Rev. 3.20
AMux[0]
RW
ASB22
ASA12
ASA21
ASA23
ABUS2
REFHI
ASB13
5
0
1 0 0 0 0 = 16 Capacitor units in array
1 0 0 0 1 = 17 Capacitor units in array
1 0 0 1 0 = 18 Capacitor units in array
1 0 0 1 1 = 19 Capacitor units in array
1 0 1 0 0 = 20 Capacitor units in array
1 0 1 0 1 = 21 Capacitor units in array
1 0 1 1 0 = 22 Capacitor units in array
1 0 1 1 1 = 23 Capacitor units in array
1 1 0 0 0 = 24 Capacitor units in array
1 1 0 0 1 = 25 Capacitor units in array
1 1 0 1 0 = 26 Capacitor units in array
1 1 0 1 1 = 27 Capacitor units in array
1 1 1 0 0 = 28 Capacitor units in array
1 1 1 0 1 = 29 Capacitor units in array
1 1 1 1 0 = 30 Capacitor units in array
1 1 1 1 1 = 31 Capacitor units in array
BCap[4]
RW
4
0
The BCap bits set the value of the capacitor in the B
path.
BCap[3]
RW
3
0
BCap[2]
RW
2
0
BCap[1]
RW
1
0
Analog PSoC Blocks
BCap[0]
RW
0
0
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