UPD78F0550MA-FAA-AX Renesas Electronics America, UPD78F0550MA-FAA-AX Datasheet - Page 324

• Manufacturer Part Number: UPD78F0550MA-FAA-AX
• Description: MCU 8BIT 16-SSOP
• Manufacturer: Renesas Electronics America
• Series: 78K0/Kx2-Lr

Specifications of UPD78F0550MA-FAA-AX

• Package / Case: *
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Speed: 10MHz
• Number Of I /o: 12
• Core Processor: 78K/0
• Program Memory Type: FLASH
• Ram Size: 384 x 8
• Program Memory Size: 4KB (4K x 8)
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Peripherals: LVD, POR, PWM, WDT
• Connectivity: I²C, LIN, UART/USART
• Core Size: 8-Bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

324
(TOLEV1 = 0)
<1> The count operation is enabled by setting TMHEn = 1. Start the 8-bit timer counter Hn by masking one count
<2> The CMP1n register value can be changed during timer counter operation. This operation is asynchronous
<3> When the values of the 8-bit timer counter Hn and the CMP0n register match, the value of the 8-bit timer
<4> If the CMP1n register value is changed, the value is latched and not transferred to the register. When the
<5> When the values of the 8-bit timer counter Hn and the CMP1n register after the change match, an inactive
<6> Clearing the TMHEn bit to 0 during timer Hn operation sets the INTTMHn signal to the default and PWM
Count clock
counter Hn
8-bit timer
INTTMH1
CMP01
CMP11
TMHE1
TOH1
clock to count up. At this time, PWM output outputs an inactive level.
to the count clock.
counter Hn is cleared, an active level is output, and the INTTMHn signal is output.
values of the 8-bit timer counter Hn and the CMP1n register before the change match, the value is
transferred to the CMP1n register and the CMP1n register value is changed (<2>’).
However, three count clocks or more are required from when the CMP1n register value is changed to when
the value is transferred to the register. If a match signal is generated within three count clocks, the changed
value cannot be transferred to the register.
level is output. The 8-bit timer counter Hn is not cleared and the INTTMHn signal is not generated.
output to an inactive level.
Remark 78K0/KY2-L, 78K0/KA2-L: n = 1
00H 01H 02H
<1>
78K0/KB2-L, 78K0/KC2-L: n = 0, 1
(e) Operation by changing CMP1n (CMP1n = 02H
02H
Figure 8-13. Operation Timing in PWM Output Mode (4/4)
80H
<2>
CHAPTER 8 8-BIT TIMERS H0 AND H1
Preliminary User’s Manual U19111EJ2V1UD
A5H 00H 01H 02H 03H
02H (03H)
<3>
<2>’
<4>
A5H
03H
A5H 00H 01H 02H 03H
03H, CMP0n = A5H)
<5>
A5H 00H
<6>