User's Manual

DFZM-E82xx
Data Sheet Sheet 16 of 41 Dec 31, 2013
Proprietary Information and Specifications are Subject to Change
4-2.Module Pins Description
Pins Name Pin Type Description
1 GND Ground Ground
2
PC5 I/O Digital I/O(Not available for DFZM-E821X-DT0R)
TX_ACTIVE O
Logic-level control for external Tx/Rx switch .The EM358 baseband controls Tx active
and drives it high(VDD_PADS) when in Tx mode. Select alternate output function with
GPIO_PCCFGH[7:4].
3 nRESET I Active low chip reset(internal pull-up)
4
PA7 I/O Digital I/O, High current, Disable REG_EN with GPIO_DBGCFG[4]
TIM1C4 O
Timer 1 Channel 4 output, Enable timer output with TIM1_CCER
Select alternate output function with GPIO_PACFGH[15:12]
Disable REG_EN with GPIO_DBGCFG[4]
TIM1C4 I Timer 1 Channel 4 input, Cannot be remapped
REG_EN O External regulator open drain output, Enabled after reset
5
PB3 I/O Digital I/O
TIM2C3 O
Timer 2 channel 3 output, Enable remap with TIM2_OR[6]
Enable timer output in TIM2_CCER
Select alternate output function with GPIO_PBCFGL[15:12]
TIM2C3 I Timer 2 channel 3 input, Enable remap with TIM2_OR[6]
SC1nCTS I
UART CTS handshake of Serial Controller 1
Enable with SC1_UARTCFG[5], Select UART with SC1_MODE
SC1SCLK O
SPI master clock of Serial Controller 1
Either disable timer output in TIM2_CCER, or disable remap with TIM2_OR[6]
Enable master with SC1_SPICFG[4], Select SPI with SC1_MODE
Select alternate output function with GPIO_PBCFGL[15:12]
SC1SCLK I
SPI slave clock of Serial Controller 1
Enable slave with SC1_SPICFG[4], Select SPI with SC1_MODE
6
PB4 I/O Digital I/O
TIM2C4 O
Timer 2 channel 4 output, Enable remap with TIM2_OR[7]
Enable timer output in TIM2_CCER