参数资料
型号: PIC14000T-04I/SS
厂商: Microchip Technology
文件页数: 79/153页
文件大小: 0K
描述: IC MCU OTP 4KX14 A/D 28SSOP
标准包装: 2,100
系列: PIC® 14
核心处理器: PIC
芯体尺寸: 8-位
速度: 4MHz
连通性: I²C
外围设备: POR,温度传感器,WDT
输入/输出数: 20
程序存储器容量: 7KB(4K x 14)
程序存储器类型: OTP
RAM 容量: 192 x 8
电压 - 电源 (Vcc/Vdd): 2.7 V ~ 6 V
数据转换器: 斜率 A/D
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 28-SSOP(0.209",5.30mm 宽)
包装: 带卷 (TR)
1996 Microchip Technology Inc.
Preliminary
DS40122B-page 31
PIC14000
5.2.1
TRISC PORTC DATA DIRECTION
REGISTER
This register denes each pin of PORTC as either an
input or output under software control. A ‘1’ in each
location congures the corresponding port pin as an
input. This register resets to all ‘1’s, meaning all
PORTC pins are initially inputs. The data register
should be initialized prior to conguring the port as
outputs.
FIGURE 5-7:
TRISC REGISTER
U= unimplemented, X = unknown.
87h
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
TRISC
TRISC7
TRISC6
TRISC5
TRISC4
TRISC3
TRISC2
TRISC1
TRISC0
Read/Write
R/W
POR value FFh
11
1
Bit
Name
Function
B7
TRISC7
Control direction on pin RC7/SDAA (has no effect if I2C is enabled):
0 = pin is an output
1 = pin is an input
B6
TRISC6
Control direction on pin RC6/SCLA (has no effect if I2C is enabled):
0 = pin is an output
1 = pin is an input
B5
TRISC5
Control direction on pin RC5:
0 = pin is an output
1 = pin is an input
B4
TRISC4
Control direction on pin RC4:
0 = pin is an output
1 = pin is an input
B3
TRISC3
Control direction on pin RC3:
0 = pin is an output
1 = pin is an input
B2
TRISC2
Control direction on pin RC2:
0 = pin is an output
1 = pin is an input
B1
TRISC1
Control direction on pin RC1/CMPA (has no effect if the CMAOE bit is set):
0 = pin is an output
1 = pin is an input
B0
TRISC0
Control direction on pin RC0/REFA (has no effect if the CMAOE bit is set):
0 = pin is an output
1 = pin is an input
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